./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe014_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE --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 09aaf4da9760e082dee1b84490861799ac10c7d3871bbdf2d8243e88d9e00b49 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:50:05,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:50:05,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:50:05,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:50:05,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:50:05,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:50:05,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:50:05,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:50:05,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:50:05,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:50:05,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:50:05,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:50:05,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:50:05,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:50:05,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:50:05,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:50:05,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:50:05,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:50:05,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:50:05,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:50:05,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:50:05,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:50:05,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:50:05,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:50:05,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:50:05,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:50:05,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:50:05,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:50:05,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:50:05,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:50:05,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:50:05,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:50:05,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:50:05,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:50:05,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:50:05,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:50:05,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:50:05,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:50:05,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:50:05,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:50:05,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:50:05,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:50:05,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:50:05,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:50:05,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:50:05,296 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:50:05,297 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:50:05,297 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:50:05,297 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:50:05,297 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:50:05,297 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:50:05,298 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:50:05,298 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:50:05,298 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:50:05,298 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:50:05,299 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:50:05,299 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:50:05,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:50:05,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:50:05,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:50:05,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:50:05,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:50:05,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:50:05,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:50:05,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:50:05,302 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:50:05,302 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:50:05,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:50:05,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:50:05,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:50:05,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:50:05,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:50:05,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:50:05,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:50:05,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:50:05,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:50:05,304 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:50:05,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:50:05,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:50:05,305 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:50:05,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:50:05,305 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_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09aaf4da9760e082dee1b84490861799ac10c7d3871bbdf2d8243e88d9e00b49 [2021-10-24 10:50:05,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:50:05,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:50:05,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:50:05,630 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:50:05,631 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:50:05,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/pthread-wmm/safe014_rmo.opt.i [2021-10-24 10:50:05,699 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/data/8c82c0be3/039707cafd464430a456ea7b9608150d/FLAG43cb952a0 [2021-10-24 10:50:06,244 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:50:06,245 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/sv-benchmarks/c/pthread-wmm/safe014_rmo.opt.i [2021-10-24 10:50:06,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/data/8c82c0be3/039707cafd464430a456ea7b9608150d/FLAG43cb952a0 [2021-10-24 10:50:06,517 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/data/8c82c0be3/039707cafd464430a456ea7b9608150d [2021-10-24 10:50:06,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:50:06,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:50:06,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:50:06,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:50:06,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:50:06,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:50:06" (1/1) ... [2021-10-24 10:50:06,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@278bf305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:06, skipping insertion in model container [2021-10-24 10:50:06,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:50:06" (1/1) ... [2021-10-24 10:50:06,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:50:06,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:50:06,855 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_3d057907-948f-49ac-8d46-0b9665daaeb9/sv-benchmarks/c/pthread-wmm/safe014_rmo.opt.i[992,1005] [2021-10-24 10:50:07,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:50:07,184 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:50:07,195 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_3d057907-948f-49ac-8d46-0b9665daaeb9/sv-benchmarks/c/pthread-wmm/safe014_rmo.opt.i[992,1005] [2021-10-24 10:50:07,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:50:07,282 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:50:07,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07 WrapperNode [2021-10-24 10:50:07,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:50:07,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:50:07,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:50:07,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:50:07,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:50:07,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:50:07,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:50:07,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:50:07,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:50:07,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:50:07,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:50:07,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:50:07,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (1/1) ... [2021-10-24 10:50:07,489 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:50:07,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:50:07,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:50:07,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:50:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-24 10:50:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-24 10:50:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-24 10:50:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:50:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 10:50:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-24 10:50:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-24 10:50:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-24 10:50:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-24 10:50:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-10-24 10:50:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-10-24 10:50:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-24 10:50:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-24 10:50:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:50:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:50:07,568 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-24 10:50:10,729 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:50:10,729 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-24 10:50:10,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:50:10 BoogieIcfgContainer [2021-10-24 10:50:10,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:50:10,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:50:10,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:50:10,738 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:50:10,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:50:06" (1/3) ... [2021-10-24 10:50:10,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442b7301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:50:10, skipping insertion in model container [2021-10-24 10:50:10,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:07" (2/3) ... [2021-10-24 10:50:10,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442b7301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:50:10, skipping insertion in model container [2021-10-24 10:50:10,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:50:10" (3/3) ... [2021-10-24 10:50:10,741 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_rmo.opt.i [2021-10-24 10:50:10,747 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-24 10:50:10,747 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:50:10,747 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-24 10:50:10,748 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-24 10:50:10,807 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,807 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,807 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,807 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,808 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,808 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,808 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,808 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,810 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,810 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,810 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,810 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,810 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,811 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,811 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,811 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,811 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,812 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,812 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,812 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,813 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,813 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,813 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,813 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,814 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,814 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,814 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,814 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,815 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,816 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,817 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,823 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,824 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,825 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,827 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,827 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,829 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,839 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,839 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,839 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,840 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,840 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,840 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,840 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,840 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,841 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,841 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,841 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,841 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,841 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,841 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,841 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,843 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,843 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,843 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,843 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,843 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,843 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,844 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,844 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,844 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,844 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,844 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,845 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,845 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,845 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,845 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,846 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,846 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,846 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,846 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,846 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,846 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,848 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,848 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,848 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,849 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,849 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,849 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,849 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,849 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,852 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,852 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,852 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,852 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,852 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,852 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,852 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,852 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,853 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,854 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,854 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,854 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,854 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,854 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,854 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,856 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,856 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,856 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,856 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,856 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,856 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,857 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,869 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,887 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,889 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,893 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,893 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,897 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,898 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,901 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,901 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:50:10,902 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-24 10:50:10,984 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:50:10,999 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 [2021-10-24 10:50:10,999 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-24 10:50:11,019 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-24 10:50:11,029 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 123 transitions, 261 flow [2021-10-24 10:50:11,032 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 123 transitions, 261 flow [2021-10-24 10:50:11,034 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 123 transitions, 261 flow [2021-10-24 10:50:11,099 INFO L129 PetriNetUnfolder]: 2/120 cut-off events. [2021-10-24 10:50:11,099 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-24 10:50:11,106 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 120 events. 2/120 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 50 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 66. Up to 2 conditions per place. [2021-10-24 10:50:11,112 INFO L116 LiptonReduction]: Number of co-enabled transitions 1652 [2021-10-24 10:50:32,031 INFO L131 LiptonReduction]: Checked pairs total: 4347 [2021-10-24 10:50:32,032 INFO L133 LiptonReduction]: Total number of compositions: 109 [2021-10-24 10:50:32,042 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 26 transitions, 67 flow [2021-10-24 10:50:32,091 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 550 states, 549 states have (on average 3.265938069216758) internal successors, (1793), 549 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand has 550 states, 549 states have (on average 3.265938069216758) internal successors, (1793), 549 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-24 10:50:32,103 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:32,103 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:32,104 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:32,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:32,109 INFO L82 PathProgramCache]: Analyzing trace with hash 857476191, now seen corresponding path program 1 times [2021-10-24 10:50:32,118 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:32,119 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562752434] [2021-10-24 10:50:32,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:32,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:32,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:32,335 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:32,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562752434] [2021-10-24 10:50:32,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562752434] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:32,336 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:32,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-24 10:50:32,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494759969] [2021-10-24 10:50:32,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:50:32,342 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:32,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:50:32,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:50:32,360 INFO L87 Difference]: Start difference. First operand has 550 states, 549 states have (on average 3.265938069216758) internal successors, (1793), 549 states have internal predecessors, (1793), 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 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:32,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:32,405 INFO L93 Difference]: Finished difference Result 550 states and 1693 transitions. [2021-10-24 10:50:32,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:50:32,406 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-10-24 10:50:32,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:32,428 INFO L225 Difference]: With dead ends: 550 [2021-10-24 10:50:32,429 INFO L226 Difference]: Without dead ends: 550 [2021-10-24 10:50:32,430 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:50:32,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2021-10-24 10:50:32,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 550. [2021-10-24 10:50:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 549 states have (on average 3.083788706739526) internal successors, (1693), 549 states have internal predecessors, (1693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:32,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 1693 transitions. [2021-10-24 10:50:32,517 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 1693 transitions. Word has length 8 [2021-10-24 10:50:32,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:32,518 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 1693 transitions. [2021-10-24 10:50:32,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:32,519 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1693 transitions. [2021-10-24 10:50:32,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-24 10:50:32,521 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:32,521 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:32,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-24 10:50:32,522 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:32,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:32,523 INFO L82 PathProgramCache]: Analyzing trace with hash -599219404, now seen corresponding path program 1 times [2021-10-24 10:50:32,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:32,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716271950] [2021-10-24 10:50:32,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:32,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:32,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:32,806 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:32,829 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716271950] [2021-10-24 10:50:32,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716271950] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:32,829 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:32,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-24 10:50:32,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725649095] [2021-10-24 10:50:32,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:50:32,831 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:32,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:50:32,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:50:32,832 INFO L87 Difference]: Start difference. First operand 550 states and 1693 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:32,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:32,910 INFO L93 Difference]: Finished difference Result 600 states and 1773 transitions. [2021-10-24 10:50:32,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:50:32,911 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 10 [2021-10-24 10:50:32,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:32,917 INFO L225 Difference]: With dead ends: 600 [2021-10-24 10:50:32,930 INFO L226 Difference]: Without dead ends: 500 [2021-10-24 10:50:32,931 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 28.2ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:50:32,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2021-10-24 10:50:32,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 500. [2021-10-24 10:50:32,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 499 states have (on average 3.032064128256513) internal successors, (1513), 499 states have internal predecessors, (1513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 1513 transitions. [2021-10-24 10:50:33,026 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 1513 transitions. Word has length 10 [2021-10-24 10:50:33,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:33,027 INFO L470 AbstractCegarLoop]: Abstraction has 500 states and 1513 transitions. [2021-10-24 10:50:33,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:33,027 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1513 transitions. [2021-10-24 10:50:33,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-24 10:50:33,030 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:33,030 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:33,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-24 10:50:33,031 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:33,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:33,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1395937623, now seen corresponding path program 1 times [2021-10-24 10:50:33,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:33,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313091722] [2021-10-24 10:50:33,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:33,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:33,156 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:33,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313091722] [2021-10-24 10:50:33,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313091722] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:33,157 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:33,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-24 10:50:33,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011578618] [2021-10-24 10:50:33,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:50:33,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:33,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:50:33,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:50:33,159 INFO L87 Difference]: Start difference. First operand 500 states and 1513 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:33,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:33,212 INFO L93 Difference]: Finished difference Result 650 states and 1928 transitions. [2021-10-24 10:50:33,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 10:50:33,213 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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 11 [2021-10-24 10:50:33,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:33,216 INFO L225 Difference]: With dead ends: 650 [2021-10-24 10:50:33,216 INFO L226 Difference]: Without dead ends: 314 [2021-10-24 10:50:33,217 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 23.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:50:33,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2021-10-24 10:50:33,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2021-10-24 10:50:33,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 313 states have (on average 2.865814696485623) internal successors, (897), 313 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:33,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 897 transitions. [2021-10-24 10:50:33,232 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 897 transitions. Word has length 11 [2021-10-24 10:50:33,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:33,233 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 897 transitions. [2021-10-24 10:50:33,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:33,233 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 897 transitions. [2021-10-24 10:50:33,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-24 10:50:33,240 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:33,240 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:33,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-24 10:50:33,241 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:33,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:33,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1438692986, now seen corresponding path program 1 times [2021-10-24 10:50:33,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:33,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356751107] [2021-10-24 10:50:33,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:33,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:33,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:33,797 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:33,797 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356751107] [2021-10-24 10:50:33,798 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356751107] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:33,799 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:33,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 10:50:33,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800072298] [2021-10-24 10:50:33,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-24 10:50:33,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:33,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-24 10:50:33,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:50:33,803 INFO L87 Difference]: Start difference. First operand 314 states and 897 transitions. Second operand has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:34,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:34,007 INFO L93 Difference]: Finished difference Result 341 states and 942 transitions. [2021-10-24 10:50:34,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:50:34,008 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 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 13 [2021-10-24 10:50:34,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:34,011 INFO L225 Difference]: With dead ends: 341 [2021-10-24 10:50:34,011 INFO L226 Difference]: Without dead ends: 296 [2021-10-24 10:50:34,011 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 77.8ms TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:50:34,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-10-24 10:50:34,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2021-10-24 10:50:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 295 states have (on average 2.8372881355932202) internal successors, (837), 295 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 837 transitions. [2021-10-24 10:50:34,024 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 837 transitions. Word has length 13 [2021-10-24 10:50:34,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:34,025 INFO L470 AbstractCegarLoop]: Abstraction has 296 states and 837 transitions. [2021-10-24 10:50:34,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 837 transitions. [2021-10-24 10:50:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-24 10:50:34,027 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:34,027 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:34,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-24 10:50:34,028 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:34,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:34,031 INFO L82 PathProgramCache]: Analyzing trace with hash -473396119, now seen corresponding path program 1 times [2021-10-24 10:50:34,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:34,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106121136] [2021-10-24 10:50:34,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:34,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:34,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:34,408 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:34,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106121136] [2021-10-24 10:50:34,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106121136] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:34,409 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:34,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 10:50:34,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929289127] [2021-10-24 10:50:34,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-24 10:50:34,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:34,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-24 10:50:34,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:50:34,412 INFO L87 Difference]: Start difference. First operand 296 states and 837 transitions. Second operand has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:34,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:34,613 INFO L93 Difference]: Finished difference Result 375 states and 1050 transitions. [2021-10-24 10:50:34,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 10:50:34,615 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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 14 [2021-10-24 10:50:34,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:34,618 INFO L225 Difference]: With dead ends: 375 [2021-10-24 10:50:34,618 INFO L226 Difference]: Without dead ends: 339 [2021-10-24 10:50:34,619 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 67.3ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:50:34,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-24 10:50:34,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 339. [2021-10-24 10:50:34,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 338 states have (on average 2.8579881656804735) internal successors, (966), 338 states have internal predecessors, (966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:34,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 966 transitions. [2021-10-24 10:50:34,635 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 966 transitions. Word has length 14 [2021-10-24 10:50:34,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:34,636 INFO L470 AbstractCegarLoop]: Abstraction has 339 states and 966 transitions. [2021-10-24 10:50:34,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:34,636 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 966 transitions. [2021-10-24 10:50:34,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-24 10:50:34,638 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:34,638 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:34,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-24 10:50:34,638 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:34,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:34,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1121790183, now seen corresponding path program 2 times [2021-10-24 10:50:34,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:34,640 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647890457] [2021-10-24 10:50:34,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:34,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:34,982 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:34,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647890457] [2021-10-24 10:50:34,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647890457] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:34,983 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:34,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 10:50:34,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611004430] [2021-10-24 10:50:34,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-24 10:50:34,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:34,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-24 10:50:34,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:50:34,985 INFO L87 Difference]: Start difference. First operand 339 states and 966 transitions. Second operand has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:35,193 INFO L93 Difference]: Finished difference Result 397 states and 1111 transitions. [2021-10-24 10:50:35,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 10:50:35,194 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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 14 [2021-10-24 10:50:35,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:35,197 INFO L225 Difference]: With dead ends: 397 [2021-10-24 10:50:35,197 INFO L226 Difference]: Without dead ends: 361 [2021-10-24 10:50:35,197 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 83.6ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-24 10:50:35,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-10-24 10:50:35,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 278. [2021-10-24 10:50:35,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 277 states have (on average 2.8050541516245486) internal successors, (777), 277 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 777 transitions. [2021-10-24 10:50:35,210 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 777 transitions. Word has length 14 [2021-10-24 10:50:35,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:35,211 INFO L470 AbstractCegarLoop]: Abstraction has 278 states and 777 transitions. [2021-10-24 10:50:35,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 777 transitions. [2021-10-24 10:50:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-24 10:50:35,212 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:35,213 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:35,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-24 10:50:35,213 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:35,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:35,223 INFO L82 PathProgramCache]: Analyzing trace with hash -1348333397, now seen corresponding path program 1 times [2021-10-24 10:50:35,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:35,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993863455] [2021-10-24 10:50:35,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:35,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:35,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:35,317 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:35,317 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993863455] [2021-10-24 10:50:35,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993863455] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:35,318 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:35,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-24 10:50:35,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900448536] [2021-10-24 10:50:35,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:50:35,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:35,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:50:35,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:50:35,320 INFO L87 Difference]: Start difference. First operand 278 states and 777 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:35,345 INFO L93 Difference]: Finished difference Result 268 states and 656 transitions. [2021-10-24 10:50:35,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:50:35,346 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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 15 [2021-10-24 10:50:35,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:35,347 INFO L225 Difference]: With dead ends: 268 [2021-10-24 10:50:35,348 INFO L226 Difference]: Without dead ends: 198 [2021-10-24 10:50:35,348 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:50:35,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-24 10:50:35,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2021-10-24 10:50:35,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 197 states have (on average 2.401015228426396) internal successors, (473), 197 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 473 transitions. [2021-10-24 10:50:35,356 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 473 transitions. Word has length 15 [2021-10-24 10:50:35,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:35,356 INFO L470 AbstractCegarLoop]: Abstraction has 198 states and 473 transitions. [2021-10-24 10:50:35,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 473 transitions. [2021-10-24 10:50:35,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-24 10:50:35,358 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:35,358 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:35,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-24 10:50:35,358 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:35,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:35,359 INFO L82 PathProgramCache]: Analyzing trace with hash -257184511, now seen corresponding path program 1 times [2021-10-24 10:50:35,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:35,359 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724875221] [2021-10-24 10:50:35,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:35,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:35,502 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:35,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724875221] [2021-10-24 10:50:35,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724875221] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:35,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:35,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-24 10:50:35,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780535149] [2021-10-24 10:50:35,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:50:35,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:35,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:50:35,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:50:35,506 INFO L87 Difference]: Start difference. First operand 198 states and 473 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:35,543 INFO L93 Difference]: Finished difference Result 156 states and 328 transitions. [2021-10-24 10:50:35,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 10:50:35,544 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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 17 [2021-10-24 10:50:35,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:35,546 INFO L225 Difference]: With dead ends: 156 [2021-10-24 10:50:35,546 INFO L226 Difference]: Without dead ends: 118 [2021-10-24 10:50:35,546 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 13.5ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:50:35,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-10-24 10:50:35,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-10-24 10:50:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 117 states have (on average 2.0256410256410255) internal successors, (237), 117 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 237 transitions. [2021-10-24 10:50:35,551 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 237 transitions. Word has length 17 [2021-10-24 10:50:35,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:35,552 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 237 transitions. [2021-10-24 10:50:35,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,552 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 237 transitions. [2021-10-24 10:50:35,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:50:35,553 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:35,553 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:35,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-24 10:50:35,554 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:35,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:35,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1458441999, now seen corresponding path program 1 times [2021-10-24 10:50:35,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:35,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190249468] [2021-10-24 10:50:35,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:35,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:35,735 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:35,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190249468] [2021-10-24 10:50:35,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190249468] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:35,735 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:35,735 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 10:50:35,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161291964] [2021-10-24 10:50:35,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:50:35,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:35,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:50:35,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:50:35,738 INFO L87 Difference]: Start difference. First operand 118 states and 237 transitions. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:35,781 INFO L93 Difference]: Finished difference Result 98 states and 195 transitions. [2021-10-24 10:50:35,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 10:50:35,782 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 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 19 [2021-10-24 10:50:35,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:35,783 INFO L225 Difference]: With dead ends: 98 [2021-10-24 10:50:35,783 INFO L226 Difference]: Without dead ends: 88 [2021-10-24 10:50:35,783 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 17.7ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:50:35,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-10-24 10:50:35,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-10-24 10:50:35,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 2.0344827586206895) internal successors, (177), 87 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 177 transitions. [2021-10-24 10:50:35,787 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 177 transitions. Word has length 19 [2021-10-24 10:50:35,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:35,787 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 177 transitions. [2021-10-24 10:50:35,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:35,788 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 177 transitions. [2021-10-24 10:50:35,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-24 10:50:35,788 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:35,788 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:35,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-24 10:50:35,789 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:35,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:35,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1750087193, now seen corresponding path program 1 times [2021-10-24 10:50:35,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:35,790 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003559261] [2021-10-24 10:50:35,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:35,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:36,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:36,295 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:36,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003559261] [2021-10-24 10:50:36,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003559261] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:36,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:36,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-24 10:50:36,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843197238] [2021-10-24 10:50:36,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-24 10:50:36,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:36,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-24 10:50:36,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:50:36,297 INFO L87 Difference]: Start difference. First operand 88 states and 177 transitions. Second operand has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:36,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:36,510 INFO L93 Difference]: Finished difference Result 155 states and 305 transitions. [2021-10-24 10:50:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 10:50:36,510 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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 21 [2021-10-24 10:50:36,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:36,511 INFO L225 Difference]: With dead ends: 155 [2021-10-24 10:50:36,511 INFO L226 Difference]: Without dead ends: 107 [2021-10-24 10:50:36,512 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 156.3ms TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-10-24 10:50:36,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-24 10:50:36,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 88. [2021-10-24 10:50:36,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 1.9310344827586208) internal successors, (168), 87 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:36,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 168 transitions. [2021-10-24 10:50:36,515 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 168 transitions. Word has length 21 [2021-10-24 10:50:36,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:36,516 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 168 transitions. [2021-10-24 10:50:36,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:36,516 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 168 transitions. [2021-10-24 10:50:36,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-24 10:50:36,517 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:36,517 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:36,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-24 10:50:36,517 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:36,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:36,518 INFO L82 PathProgramCache]: Analyzing trace with hash 513864903, now seen corresponding path program 2 times [2021-10-24 10:50:36,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:36,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705992921] [2021-10-24 10:50:36,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:36,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:50:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:50:36,959 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:50:36,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705992921] [2021-10-24 10:50:36,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705992921] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:50:36,959 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:50:36,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 10:50:36,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404140344] [2021-10-24 10:50:36,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 10:50:36,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:50:36,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 10:50:36,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:50:36,961 INFO L87 Difference]: Start difference. First operand 88 states and 168 transitions. Second operand has 8 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:37,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:50:37,197 INFO L93 Difference]: Finished difference Result 130 states and 243 transitions. [2021-10-24 10:50:37,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 10:50:37,197 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 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 21 [2021-10-24 10:50:37,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:50:37,198 INFO L225 Difference]: With dead ends: 130 [2021-10-24 10:50:37,198 INFO L226 Difference]: Without dead ends: 94 [2021-10-24 10:50:37,199 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 147.5ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-10-24 10:50:37,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-10-24 10:50:37,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2021-10-24 10:50:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 1.8275862068965518) internal successors, (159), 87 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 159 transitions. [2021-10-24 10:50:37,202 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 159 transitions. Word has length 21 [2021-10-24 10:50:37,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:50:37,202 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 159 transitions. [2021-10-24 10:50:37,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:50:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 159 transitions. [2021-10-24 10:50:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-24 10:50:37,203 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:50:37,203 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:50:37,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-24 10:50:37,204 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 10:50:37,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:50:37,204 INFO L82 PathProgramCache]: Analyzing trace with hash 2064708875, now seen corresponding path program 3 times [2021-10-24 10:50:37,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:50:37,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195811373] [2021-10-24 10:50:37,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:50:37,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:50:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 10:50:37,304 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-24 10:50:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 10:50:37,481 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-24 10:50:37,481 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-24 10:50:37,482 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:50:37,484 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-24 10:50:37,484 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-24 10:50:37,485 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-24 10:50:37,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-24 10:50:37,491 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-24 10:50:37,491 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:50:37,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:50:37 BasicIcfg [2021-10-24 10:50:37,646 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:50:37,647 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:50:37,647 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:50:37,647 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:50:37,647 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:50:10" (3/4) ... [2021-10-24 10:50:37,649 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-24 10:50:37,793 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:50:37,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:50:37,795 INFO L168 Benchmark]: Toolchain (without parser) took 31272.57 ms. Allocated memory was 92.3 MB in the beginning and 247.5 MB in the end (delta: 155.2 MB). Free memory was 53.7 MB in the beginning and 151.5 MB in the end (delta: -97.8 MB). Peak memory consumption was 56.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:50:37,795 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 92.3 MB. Free memory was 72.7 MB in the beginning and 72.6 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:50:37,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 760.08 ms. Allocated memory is still 92.3 MB. Free memory was 53.5 MB in the beginning and 51.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:50:37,796 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.14 ms. Allocated memory is still 92.3 MB. Free memory was 51.9 MB in the beginning and 48.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:50:37,797 INFO L168 Benchmark]: Boogie Preprocessor took 77.08 ms. Allocated memory is still 92.3 MB. Free memory was 48.8 MB in the beginning and 46.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:50:37,797 INFO L168 Benchmark]: RCFGBuilder took 3253.33 ms. Allocated memory was 92.3 MB in the beginning and 148.9 MB in the end (delta: 56.6 MB). Free memory was 45.8 MB in the beginning and 82.3 MB in the end (delta: -36.6 MB). Peak memory consumption was 33.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:50:37,797 INFO L168 Benchmark]: TraceAbstraction took 26911.43 ms. Allocated memory was 148.9 MB in the beginning and 247.5 MB in the end (delta: 98.6 MB). Free memory was 81.3 MB in the beginning and 177.7 MB in the end (delta: -96.4 MB). Peak memory consumption was 119.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:50:37,798 INFO L168 Benchmark]: Witness Printer took 146.47 ms. Allocated memory is still 247.5 MB. Free memory was 176.7 MB in the beginning and 151.5 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:50:37,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 92.3 MB. Free memory was 72.7 MB in the beginning and 72.6 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 760.08 ms. Allocated memory is still 92.3 MB. Free memory was 53.5 MB in the beginning and 51.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.14 ms. Allocated memory is still 92.3 MB. Free memory was 51.9 MB in the beginning and 48.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.08 ms. Allocated memory is still 92.3 MB. Free memory was 48.8 MB in the beginning and 46.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3253.33 ms. Allocated memory was 92.3 MB in the beginning and 148.9 MB in the end (delta: 56.6 MB). Free memory was 45.8 MB in the beginning and 82.3 MB in the end (delta: -36.6 MB). Peak memory consumption was 33.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 26911.43 ms. Allocated memory was 148.9 MB in the beginning and 247.5 MB in the end (delta: 98.6 MB). Free memory was 81.3 MB in the beginning and 177.7 MB in the end (delta: -96.4 MB). Peak memory consumption was 119.6 MB. Max. memory is 16.1 GB. * Witness Printer took 146.47 ms. Allocated memory is still 247.5 MB. Free memory was 176.7 MB in the beginning and 151.5 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 20999.9ms, 131 PlacesBefore, 35 PlacesAfterwards, 123 TransitionsBefore, 26 TransitionsAfterwards, 1652 CoEnabledTransitionPairs, 7 FixpointIterations, 56 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 1 ChoiceCompositions, 109 TotalNumberOfCompositions, 4347 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1938, positive: 1756, positive conditional: 0, positive unconditional: 1756, negative: 182, negative conditional: 0, negative unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1117, positive: 1068, positive conditional: 0, positive unconditional: 1068, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1117, positive: 1049, positive conditional: 0, positive unconditional: 1049, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5612, positive: 57, positive conditional: 0, positive unconditional: 57, negative: 654, negative conditional: 0, negative unconditional: 654, unknown: 4900, unknown conditional: 0, unknown unconditional: 4900] ], Cache Queries: [ total: 1938, positive: 688, positive conditional: 0, positive unconditional: 688, negative: 133, negative conditional: 0, negative unconditional: 133, unknown: 1117, unknown conditional: 0, unknown unconditional: 1117] , Statistics on independence cache: Total cache size (in pairs): 112, Positive cache size: 90, Positive conditional cache size: 0, Positive unconditional cache size: 90, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p0_EBX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L717] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L718] 0 int __unbuffered_p2_EAX$mem_tmp; [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L721] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L725] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L726] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L727] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L728] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L729] 0 int __unbuffered_p2_EAX$w_buff0; [L730] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L731] 0 int __unbuffered_p2_EAX$w_buff1; [L732] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L737] 0 _Bool x$flush_delayed; [L738] 0 int x$mem_tmp; [L739] 0 _Bool x$r_buff0_thd0; [L740] 0 _Bool x$r_buff0_thd1; [L741] 0 _Bool x$r_buff0_thd2; [L742] 0 _Bool x$r_buff0_thd3; [L743] 0 _Bool x$r_buff1_thd0; [L744] 0 _Bool x$r_buff1_thd1; [L745] 0 _Bool x$r_buff1_thd2; [L746] 0 _Bool x$r_buff1_thd3; [L747] 0 _Bool x$read_delayed; [L748] 0 int *x$read_delayed_var; [L749] 0 int x$w_buff0; [L750] 0 _Bool x$w_buff0_used; [L751] 0 int x$w_buff1; [L752] 0 _Bool x$w_buff1_used; [L754] 0 int y = 0; [L755] 0 _Bool weak$$choice0; [L756] 0 _Bool weak$$choice1; [L757] 0 _Bool weak$$choice2; [L852] 0 pthread_t t2112; [L853] FCALL, FORK 0 pthread_create(&t2112, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L854] 0 pthread_t t2113; [L855] FCALL, FORK 0 pthread_create(&t2113, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L856] 0 pthread_t t2114; [L857] FCALL, FORK 0 pthread_create(&t2114, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L809] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L810] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L811] 3 x$flush_delayed = weak$$choice2 [L812] EXPR 3 \read(x) [L812] 3 x$mem_tmp = x [L813] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L813] EXPR 3 \read(x) [L813] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L813] 3 x = !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L814] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L814] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0) [L814] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L814] 3 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L815] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L815] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1) [L815] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L815] 3 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L816] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L816] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used) [L816] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L816] 3 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L817] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L817] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L817] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L817] 3 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L818] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3) [L818] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L818] 3 x$r_buff0_thd3 = weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L819] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L819] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] 3 x$r_buff1_thd3 = weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L821] 3 __unbuffered_p2_EAX$read_delayed_var = &x [L822] EXPR 3 \read(x) [L822] 3 __unbuffered_p2_EAX = x [L823] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L823] EXPR 3 \read(x) [L823] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L823] 3 x = x$flush_delayed ? x$mem_tmp : x [L824] 3 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L827] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L830] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L830] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L830] EXPR 3 \read(x) [L830] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L830] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L830] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L831] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L831] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L832] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L832] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L833] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L833] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L834] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L834] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L837] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L839] 3 return 0; [L761] 1 __unbuffered_p0_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L764] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L765] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L766] 1 x$flush_delayed = weak$$choice2 [L767] EXPR 1 \read(x) [L767] 1 x$mem_tmp = x [L768] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L768] EXPR 1 \read(x) [L768] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L768] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L769] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L769] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L769] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L769] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L770] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L770] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L770] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L770] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L771] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L771] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L771] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L771] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L772] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L772] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L772] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L772] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L773] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L773] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L773] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L773] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L774] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L774] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L774] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L774] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L775] EXPR 1 \read(x) [L775] 1 __unbuffered_p0_EBX = x [L776] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L776] EXPR 1 \read(x) [L776] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L776] 1 x = x$flush_delayed ? x$mem_tmp : x [L777] 1 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L789] 2 x = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L782] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L784] 1 return 0; [L792] 2 x = 2 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L795] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L795] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L795] EXPR 2 \read(x) [L795] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L795] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L795] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L796] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L796] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L797] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L797] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L798] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L798] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L799] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L799] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L802] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L804] 2 return 0; [L859] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L863] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L863] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L863] EXPR 0 \read(x) [L863] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L863] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L863] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L864] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L864] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L865] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L865] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L866] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L866] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L867] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L867] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L870] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L871] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L872] 0 x$flush_delayed = weak$$choice2 [L873] EXPR 0 \read(x) [L873] 0 x$mem_tmp = x [L874] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L874] EXPR 0 \read(x) [L874] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L874] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L875] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L875] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L876] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L876] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L877] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L877] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L878] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L878] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L879] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L879] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L880] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L880] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L881] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L882] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L882] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L882] EXPR 0 \read(*__unbuffered_p2_EAX$read_delayed_var) [L882] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L882] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L882] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L883] EXPR 0 \read(x) [L883] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 2) [L884] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L884] 0 x = x$flush_delayed ? x$mem_tmp : x [L885] 0 x$flush_delayed = (_Bool)0 [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=8, weak$$choice1=1, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - UnprovableResult [Line: 857]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 148 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 26505.7ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 30.3ms, AutomataDifference: 1448.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21092.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 258 SDtfs, 317 SDslu, 537 SDs, 0 SdLazy, 437 SolverSat, 119 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 787.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 626.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=550occurred in iteration=0, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 251.0ms AutomataMinimizationTime, 11 MinimizatonAttempts, 108 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 68.3ms SsaConstructionTime, 1167.9ms SatisfiabilityAnalysisTime, 1928.9ms InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 152 ConstructedInterpolants, 0 QuantifiedInterpolants, 2008 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-24 10:50:37,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d057907-948f-49ac-8d46-0b9665daaeb9/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...