./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.13.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e66fe5eb90acc3593adc287e36d23065dfefbc6990eac560131acb70e1e7dcec --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 09:30:59,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:30:59,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:30:59,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:30:59,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:30:59,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:30:59,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:30:59,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:30:59,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:30:59,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:30:59,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:30:59,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:30:59,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:30:59,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:30:59,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:30:59,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:30:59,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:30:59,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:30:59,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:30:59,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:30:59,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:30:59,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:30:59,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:30:59,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:30:59,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:30:59,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:30:59,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:30:59,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:30:59,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:30:59,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:30:59,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:30:59,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:30:59,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:30:59,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:30:59,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:30:59,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:30:59,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:30:59,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:30:59,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:30:59,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:30:59,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:30:59,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 09:30:59,466 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:30:59,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:30:59,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:30:59,466 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:30:59,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:30:59,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:30:59,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:30:59,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:30:59,469 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:30:59,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:30:59,469 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:30:59,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:30:59,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:30:59,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:30:59,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 09:30:59,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:30:59,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 09:30:59,471 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:30:59,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:30:59,471 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:30:59,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 09:30:59,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:30:59,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:30:59,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:30:59,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:30:59,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:30:59,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:30:59,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 09:30:59,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:30:59,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 09:30:59,473 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 09:30:59,473 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 09:30:59,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 09:30:59,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e66fe5eb90acc3593adc287e36d23065dfefbc6990eac560131acb70e1e7dcec [2022-11-20 09:30:59,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:30:59,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:30:59,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:30:59,854 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:30:59,855 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:30:59,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.13.cil-2.c [2022-11-20 09:31:03,025 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:31:03,371 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:31:03,387 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.13.cil-2.c [2022-11-20 09:31:03,416 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/data/45b593f4c/b93ce018b375436391a0547240bbccd3/FLAGc4e31d955 [2022-11-20 09:31:03,435 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/data/45b593f4c/b93ce018b375436391a0547240bbccd3 [2022-11-20 09:31:03,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:31:03,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:31:03,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:31:03,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:31:03,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:31:03,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:31:03" (1/1) ... [2022-11-20 09:31:03,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d79490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:03, skipping insertion in model container [2022-11-20 09:31:03,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:31:03" (1/1) ... [2022-11-20 09:31:03,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:31:03,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:31:03,741 WARN L237 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_6382243e-0771-4b1c-a035-47a9a7f05362/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.13.cil-2.c[914,927] [2022-11-20 09:31:03,830 WARN L237 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_6382243e-0771-4b1c-a035-47a9a7f05362/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.13.cil-2.c[7125,7138] [2022-11-20 09:31:03,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:31:03,961 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:31:03,973 WARN L237 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_6382243e-0771-4b1c-a035-47a9a7f05362/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.13.cil-2.c[914,927] [2022-11-20 09:31:03,989 WARN L237 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_6382243e-0771-4b1c-a035-47a9a7f05362/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.13.cil-2.c[7125,7138] [2022-11-20 09:31:04,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:31:04,092 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:31:04,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04 WrapperNode [2022-11-20 09:31:04,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:31:04,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:31:04,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:31:04,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:31:04,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,170 INFO L138 Inliner]: procedures = 79, calls = 97, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 1099 [2022-11-20 09:31:04,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:31:04,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:31:04,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:31:04,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:31:04,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:31:04,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:31:04,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:31:04,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:31:04,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (1/1) ... [2022-11-20 09:31:04,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:31:04,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:04,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:04,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:31:04,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:31:04,362 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-11-20 09:31:04,362 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-11-20 09:31:04,362 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-11-20 09:31:04,362 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-11-20 09:31:04,362 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-11-20 09:31:04,363 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-11-20 09:31:04,363 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-11-20 09:31:04,363 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-11-20 09:31:04,363 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-11-20 09:31:04,363 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-11-20 09:31:04,364 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-11-20 09:31:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-11-20 09:31:04,364 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-11-20 09:31:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-11-20 09:31:04,364 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-11-20 09:31:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-11-20 09:31:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-11-20 09:31:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-11-20 09:31:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-11-20 09:31:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-11-20 09:31:04,365 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-11-20 09:31:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-11-20 09:31:04,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 09:31:04,366 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-11-20 09:31:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-11-20 09:31:04,366 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-11-20 09:31:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-11-20 09:31:04,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:31:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:31:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-11-20 09:31:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-11-20 09:31:04,512 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:31:04,515 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:31:05,598 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:31:05,620 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:31:05,625 INFO L300 CfgBuilder]: Removed 20 assume(true) statements. [2022-11-20 09:31:05,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:31:05 BoogieIcfgContainer [2022-11-20 09:31:05,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:31:05,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 09:31:05,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 09:31:05,636 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 09:31:05,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:31:03" (1/3) ... [2022-11-20 09:31:05,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@426de60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:31:05, skipping insertion in model container [2022-11-20 09:31:05,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:04" (2/3) ... [2022-11-20 09:31:05,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@426de60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:31:05, skipping insertion in model container [2022-11-20 09:31:05,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:31:05" (3/3) ... [2022-11-20 09:31:05,641 INFO L112 eAbstractionObserver]: Analyzing ICFG pc_sfifo_2.cil-2+token_ring.13.cil-2.c [2022-11-20 09:31:05,660 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 09:31:05,660 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 09:31:05,751 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 09:31:05,761 INFO L357 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=PETRI_NET, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4ac600ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 09:31:05,762 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 09:31:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand has 509 states, 450 states have (on average 1.6444444444444444) internal successors, (740), 457 states have internal predecessors, (740), 42 states have call successors, (42), 14 states have call predecessors, (42), 14 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2022-11-20 09:31:05,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 09:31:05,787 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:31:05,787 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:31:05,788 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:31:05,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:05,794 INFO L85 PathProgramCache]: Analyzing trace with hash 964749711, now seen corresponding path program 1 times [2022-11-20 09:31:05,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:05,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072038437] [2022-11-20 09:31:05,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:05,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:06,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-20 09:31:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:06,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 09:31:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:06,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-20 09:31:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:06,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 09:31:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:06,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-20 09:31:06,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:06,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-20 09:31:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:06,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-20 09:31:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:06,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:31:06,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:31:06,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072038437] [2022-11-20 09:31:06,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072038437] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:31:06,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:31:06,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 09:31:06,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745399542] [2022-11-20 09:31:06,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:31:06,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 09:31:06,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:31:06,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 09:31:06,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 09:31:06,538 INFO L87 Difference]: Start difference. First operand has 509 states, 450 states have (on average 1.6444444444444444) internal successors, (740), 457 states have internal predecessors, (740), 42 states have call successors, (42), 14 states have call predecessors, (42), 14 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-11-20 09:31:08,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:31:08,272 INFO L93 Difference]: Finished difference Result 1125 states and 1806 transitions. [2022-11-20 09:31:08,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-20 09:31:08,275 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 59 [2022-11-20 09:31:08,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:31:08,299 INFO L225 Difference]: With dead ends: 1125 [2022-11-20 09:31:08,299 INFO L226 Difference]: Without dead ends: 635 [2022-11-20 09:31:08,309 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2022-11-20 09:31:08,314 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 1269 mSDsluCounter, 1451 mSDsCounter, 0 mSdLazyCounter, 1413 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 1894 SdHoareTripleChecker+Invalid, 1608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-20 09:31:08,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1274 Valid, 1894 Invalid, 1608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1413 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-20 09:31:08,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2022-11-20 09:31:08,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 595. [2022-11-20 09:31:08,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 518 states have (on average 1.5308880308880308) internal successors, (793), 525 states have internal predecessors, (793), 53 states have call successors, (53), 21 states have call predecessors, (53), 22 states have return successors, (55), 51 states have call predecessors, (55), 50 states have call successors, (55) [2022-11-20 09:31:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 901 transitions. [2022-11-20 09:31:08,461 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 901 transitions. Word has length 59 [2022-11-20 09:31:08,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:31:08,462 INFO L495 AbstractCegarLoop]: Abstraction has 595 states and 901 transitions. [2022-11-20 09:31:08,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-11-20 09:31:08,462 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 901 transitions. [2022-11-20 09:31:08,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 09:31:08,475 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:31:08,476 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:31:08,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 09:31:08,480 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:31:08,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:08,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1727399342, now seen corresponding path program 1 times [2022-11-20 09:31:08,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:08,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005945499] [2022-11-20 09:31:08,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:08,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:08,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-20 09:31:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:08,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 09:31:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:08,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-20 09:31:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:08,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 09:31:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:08,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-20 09:31:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:08,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-20 09:31:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:08,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-20 09:31:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:08,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:31:08,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:31:08,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005945499] [2022-11-20 09:31:08,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005945499] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:31:08,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:31:08,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-20 09:31:08,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116995925] [2022-11-20 09:31:08,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:31:08,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 09:31:08,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:31:08,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 09:31:08,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-11-20 09:31:08,775 INFO L87 Difference]: Start difference. First operand 595 states and 901 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 09:31:10,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:31:10,759 INFO L93 Difference]: Finished difference Result 810 states and 1196 transitions. [2022-11-20 09:31:10,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 09:31:10,760 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 59 [2022-11-20 09:31:10,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:31:10,764 INFO L225 Difference]: With dead ends: 810 [2022-11-20 09:31:10,764 INFO L226 Difference]: Without dead ends: 632 [2022-11-20 09:31:10,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2022-11-20 09:31:10,766 INFO L413 NwaCegarLoop]: 429 mSDtfsCounter, 697 mSDsluCounter, 2580 mSDsCounter, 0 mSdLazyCounter, 2101 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 698 SdHoareTripleChecker+Valid, 3009 SdHoareTripleChecker+Invalid, 2195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-20 09:31:10,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [698 Valid, 3009 Invalid, 2195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2101 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-20 09:31:10,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2022-11-20 09:31:10,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 600. [2022-11-20 09:31:10,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 600 states, 522 states have (on average 1.524904214559387) internal successors, (796), 529 states have internal predecessors, (796), 53 states have call successors, (53), 21 states have call predecessors, (53), 23 states have return successors, (56), 52 states have call predecessors, (56), 50 states have call successors, (56) [2022-11-20 09:31:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 905 transitions. [2022-11-20 09:31:10,823 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 905 transitions. Word has length 59 [2022-11-20 09:31:10,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:31:10,824 INFO L495 AbstractCegarLoop]: Abstraction has 600 states and 905 transitions. [2022-11-20 09:31:10,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 09:31:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 905 transitions. [2022-11-20 09:31:10,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 09:31:10,825 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:31:10,826 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:31:10,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 09:31:10,826 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:31:10,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:10,827 INFO L85 PathProgramCache]: Analyzing trace with hash 2002158956, now seen corresponding path program 1 times [2022-11-20 09:31:10,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:10,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201692135] [2022-11-20 09:31:10,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:10,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:10,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-20 09:31:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:10,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 09:31:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:10,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-20 09:31:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:10,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 09:31:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:10,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-20 09:31:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:10,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-20 09:31:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:10,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-20 09:31:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:31:10,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:31:10,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201692135] [2022-11-20 09:31:10,981 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201692135] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:31:10,981 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:31:10,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-20 09:31:10,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468242386] [2022-11-20 09:31:10,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:31:10,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-20 09:31:10,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:31:10,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-20 09:31:10,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-11-20 09:31:10,983 INFO L87 Difference]: Start difference. First operand 600 states and 905 transitions. Second operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 7 states have internal predecessors, (44), 4 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-20 09:31:13,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:31:13,598 INFO L93 Difference]: Finished difference Result 1514 states and 2134 transitions. [2022-11-20 09:31:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-20 09:31:13,598 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 7 states have internal predecessors, (44), 4 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 59 [2022-11-20 09:31:13,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:31:13,605 INFO L225 Difference]: With dead ends: 1514 [2022-11-20 09:31:13,605 INFO L226 Difference]: Without dead ends: 1319 [2022-11-20 09:31:13,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=257, Invalid=1075, Unknown=0, NotChecked=0, Total=1332 [2022-11-20 09:31:13,608 INFO L413 NwaCegarLoop]: 499 mSDtfsCounter, 3847 mSDsluCounter, 2266 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3863 SdHoareTripleChecker+Valid, 2765 SdHoareTripleChecker+Invalid, 2681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 583 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-20 09:31:13,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3863 Valid, 2765 Invalid, 2681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [583 Valid, 2098 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-20 09:31:13,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1319 states. [2022-11-20 09:31:13,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1319 to 1181. [2022-11-20 09:31:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1181 states, 984 states have (on average 1.4329268292682926) internal successors, (1410), 999 states have internal predecessors, (1410), 110 states have call successors, (110), 74 states have call predecessors, (110), 85 states have return successors, (125), 109 states have call predecessors, (125), 107 states have call successors, (125) [2022-11-20 09:31:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1181 states and 1645 transitions. [2022-11-20 09:31:13,712 INFO L78 Accepts]: Start accepts. Automaton has 1181 states and 1645 transitions. Word has length 59 [2022-11-20 09:31:13,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:31:13,713 INFO L495 AbstractCegarLoop]: Abstraction has 1181 states and 1645 transitions. [2022-11-20 09:31:13,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 7 states have internal predecessors, (44), 4 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-20 09:31:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1645 transitions. [2022-11-20 09:31:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 09:31:13,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:31:13,714 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:31:13,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 09:31:13,715 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:31:13,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:13,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1030484269, now seen corresponding path program 1 times [2022-11-20 09:31:13,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:13,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83556554] [2022-11-20 09:31:13,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:13,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:13,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-20 09:31:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:13,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 09:31:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:13,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-20 09:31:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:13,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 09:31:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:13,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-20 09:31:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:13,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-20 09:31:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:13,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-20 09:31:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:31:13,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:31:13,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83556554] [2022-11-20 09:31:13,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83556554] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:31:13,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:31:13,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-20 09:31:13,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297867263] [2022-11-20 09:31:13,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:31:13,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 09:31:13,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:31:13,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 09:31:13,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-11-20 09:31:13,925 INFO L87 Difference]: Start difference. First operand 1181 states and 1645 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 09:31:15,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:31:15,743 INFO L93 Difference]: Finished difference Result 2063 states and 2789 transitions. [2022-11-20 09:31:15,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-20 09:31:15,744 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 59 [2022-11-20 09:31:15,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:31:15,749 INFO L225 Difference]: With dead ends: 2063 [2022-11-20 09:31:15,749 INFO L226 Difference]: Without dead ends: 1293 [2022-11-20 09:31:15,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2022-11-20 09:31:15,752 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 698 mSDsluCounter, 2580 mSDsCounter, 0 mSdLazyCounter, 2085 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 3007 SdHoareTripleChecker+Invalid, 2179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-20 09:31:15,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [700 Valid, 3007 Invalid, 2179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2085 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-20 09:31:15,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2022-11-20 09:31:15,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1201. [2022-11-20 09:31:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1201 states, 1000 states have (on average 1.421) internal successors, (1421), 1015 states have internal predecessors, (1421), 110 states have call successors, (110), 74 states have call predecessors, (110), 89 states have return successors, (129), 113 states have call predecessors, (129), 107 states have call successors, (129) [2022-11-20 09:31:15,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1201 states and 1660 transitions. [2022-11-20 09:31:15,837 INFO L78 Accepts]: Start accepts. Automaton has 1201 states and 1660 transitions. Word has length 59 [2022-11-20 09:31:15,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:31:15,837 INFO L495 AbstractCegarLoop]: Abstraction has 1201 states and 1660 transitions. [2022-11-20 09:31:15,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 09:31:15,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1660 transitions. [2022-11-20 09:31:15,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 09:31:15,838 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:31:15,838 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:31:15,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 09:31:15,839 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:31:15,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:15,839 INFO L85 PathProgramCache]: Analyzing trace with hash -774954065, now seen corresponding path program 1 times [2022-11-20 09:31:15,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:15,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225513693] [2022-11-20 09:31:15,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:15,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-20 09:31:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:16,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 09:31:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:16,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-20 09:31:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:16,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 09:31:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:16,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-20 09:31:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:16,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-20 09:31:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-20 09:31:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:16,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:31:16,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:31:16,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225513693] [2022-11-20 09:31:16,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225513693] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:31:16,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:31:16,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 09:31:16,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129850419] [2022-11-20 09:31:16,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:31:16,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 09:31:16,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:31:16,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 09:31:16,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-20 09:31:16,094 INFO L87 Difference]: Start difference. First operand 1201 states and 1660 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 6 states have internal predecessors, (44), 3 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-11-20 09:31:17,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:31:17,646 INFO L93 Difference]: Finished difference Result 2771 states and 3609 transitions. [2022-11-20 09:31:17,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-20 09:31:17,647 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 6 states have internal predecessors, (44), 3 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 59 [2022-11-20 09:31:17,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:31:17,656 INFO L225 Difference]: With dead ends: 2771 [2022-11-20 09:31:17,657 INFO L226 Difference]: Without dead ends: 1982 [2022-11-20 09:31:17,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2022-11-20 09:31:17,663 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 1525 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1679 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 2228 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-20 09:31:17,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1555 Valid, 2228 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1679 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-20 09:31:17,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2022-11-20 09:31:17,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1649. [2022-11-20 09:31:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1649 states, 1353 states have (on average 1.3821138211382114) internal successors, (1870), 1377 states have internal predecessors, (1870), 156 states have call successors, (156), 113 states have call predecessors, (156), 138 states have return successors, (201), 161 states have call predecessors, (201), 153 states have call successors, (201) [2022-11-20 09:31:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2227 transitions. [2022-11-20 09:31:17,798 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2227 transitions. Word has length 59 [2022-11-20 09:31:17,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:31:17,798 INFO L495 AbstractCegarLoop]: Abstraction has 1649 states and 2227 transitions. [2022-11-20 09:31:17,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 6 states have internal predecessors, (44), 3 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-11-20 09:31:17,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2227 transitions. [2022-11-20 09:31:17,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 09:31:17,799 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:31:17,800 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:31:17,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-20 09:31:17,800 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:31:17,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:17,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1525868525, now seen corresponding path program 1 times [2022-11-20 09:31:17,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:17,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207461864] [2022-11-20 09:31:17,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:17,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:31:17,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:31:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:31:17,903 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:31:17,903 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 09:31:17,904 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location error1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-11-20 09:31:17,909 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-11-20 09:31:17,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-20 09:31:17,913 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-20 09:31:17,917 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 09:31:18,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:31:18 BoogieIcfgContainer [2022-11-20 09:31:18,031 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 09:31:18,032 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 09:31:18,032 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 09:31:18,032 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 09:31:18,033 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:31:05" (3/4) ... [2022-11-20 09:31:18,035 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 09:31:18,128 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 09:31:18,128 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 09:31:18,129 INFO L158 Benchmark]: Toolchain (without parser) took 14687.39ms. Allocated memory was 148.9MB in the beginning and 239.1MB in the end (delta: 90.2MB). Free memory was 105.9MB in the beginning and 117.9MB in the end (delta: -12.0MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2022-11-20 09:31:18,129 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:31:18,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 648.20ms. Allocated memory is still 148.9MB. Free memory was 105.9MB in the beginning and 77.4MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 09:31:18,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.81ms. Allocated memory is still 148.9MB. Free memory was 77.4MB in the beginning and 72.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 09:31:18,131 INFO L158 Benchmark]: Boogie Preprocessor took 83.84ms. Allocated memory is still 148.9MB. Free memory was 72.6MB in the beginning and 67.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 09:31:18,131 INFO L158 Benchmark]: RCFGBuilder took 1374.39ms. Allocated memory is still 148.9MB. Free memory was 67.5MB in the beginning and 80.9MB in the end (delta: -13.4MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2022-11-20 09:31:18,131 INFO L158 Benchmark]: TraceAbstraction took 12399.75ms. Allocated memory was 148.9MB in the beginning and 239.1MB in the end (delta: 90.2MB). Free memory was 80.2MB in the beginning and 133.6MB in the end (delta: -53.4MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2022-11-20 09:31:18,132 INFO L158 Benchmark]: Witness Printer took 96.71ms. Allocated memory is still 239.1MB. Free memory was 133.6MB in the beginning and 117.9MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 09:31:18,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 648.20ms. Allocated memory is still 148.9MB. Free memory was 105.9MB in the beginning and 77.4MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.81ms. Allocated memory is still 148.9MB. Free memory was 77.4MB in the beginning and 72.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.84ms. Allocated memory is still 148.9MB. Free memory was 72.6MB in the beginning and 67.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1374.39ms. Allocated memory is still 148.9MB. Free memory was 67.5MB in the beginning and 80.9MB in the end (delta: -13.4MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * TraceAbstraction took 12399.75ms. Allocated memory was 148.9MB in the beginning and 239.1MB in the end (delta: 90.2MB). Free memory was 80.2MB in the beginning and 133.6MB in the end (delta: -53.4MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Witness Printer took 96.71ms. Allocated memory is still 239.1MB. Free memory was 133.6MB in the beginning and 117.9MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 28]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L33] int q_buf_0 ; [L34] int q_free ; [L35] int q_read_ev ; [L36] int q_write_ev ; [L37] int q_req_up ; [L38] int q_ev ; [L59] int p_num_write ; [L60] int p_last_write ; [L61] int p_dw_st ; [L62] int p_dw_pc ; [L63] int p_dw_i ; [L64] int c_num_read ; [L65] int c_last_read ; [L66] int c_dr_st ; [L67] int c_dr_pc ; [L68] int c_dr_i ; [L172] static int a_t ; [L500] int m_pc = 0; [L501] int t1_pc = 0; [L502] int t2_pc = 0; [L503] int t3_pc = 0; [L504] int t4_pc = 0; [L505] int t5_pc = 0; [L506] int t6_pc = 0; [L507] int t7_pc = 0; [L508] int t8_pc = 0; [L509] int t9_pc = 0; [L510] int t10_pc = 0; [L511] int t11_pc = 0; [L512] int t12_pc = 0; [L513] int t13_pc = 0; [L514] int m_st ; [L515] int t1_st ; [L516] int t2_st ; [L517] int t3_st ; [L518] int t4_st ; [L519] int t5_st ; [L520] int t6_st ; [L521] int t7_st ; [L522] int t8_st ; [L523] int t9_st ; [L524] int t10_st ; [L525] int t11_st ; [L526] int t12_st ; [L527] int t13_st ; [L528] int m_i ; [L529] int t1_i ; [L530] int t2_i ; [L531] int t3_i ; [L532] int t4_i ; [L533] int t5_i ; [L534] int t6_i ; [L535] int t7_i ; [L536] int t8_i ; [L537] int t9_i ; [L538] int t10_i ; [L539] int t11_i ; [L540] int t12_i ; [L541] int t13_i ; [L542] int M_E = 2; [L543] int T1_E = 2; [L544] int T2_E = 2; [L545] int T3_E = 2; [L546] int T4_E = 2; [L547] int T5_E = 2; [L548] int T6_E = 2; [L549] int T7_E = 2; [L550] int T8_E = 2; [L551] int T9_E = 2; [L552] int T10_E = 2; [L553] int T11_E = 2; [L554] int T12_E = 2; [L555] int T13_E = 2; [L556] int E_M = 2; [L557] int E_1 = 2; [L558] int E_2 = 2; [L559] int E_3 = 2; [L560] int E_4 = 2; [L561] int E_5 = 2; [L562] int E_6 = 2; [L563] int E_7 = 2; [L564] int E_8 = 2; [L565] int E_9 = 2; [L566] int E_10 = 2; [L567] int E_11 = 2; [L568] int E_12 = 2; [L569] int E_13 = 2; [L585] int token ; [L587] int local ; VAL [a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L2462] COND TRUE __VERIFIER_nondet_int() [L2463] CALL main1() [L474] int __retres1 ; [L478] CALL init_model1() [L460] q_free = 1 [L461] q_write_ev = 2 [L462] q_read_ev = q_write_ev [L463] p_num_write = 0 [L464] p_dw_pc = 0 [L465] p_dw_i = 1 [L466] c_num_read = 0 [L467] c_dr_pc = 0 [L468] c_dr_i = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L478] RET init_model1() [L479] CALL start_simulation1() [L414] int kernel_st ; [L415] int tmp ; [L419] kernel_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L420] CALL update_channels1() VAL [\old(q_ev)=0, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L230] COND FALSE !((int )q_req_up == 1) VAL [\old(q_ev)=0, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L420] RET update_channels1() VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L421] CALL init_threads1() [L245] COND TRUE (int )p_dw_i == 1 [L246] p_dw_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L250] COND TRUE (int )c_dr_i == 1 [L251] c_dr_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L421] RET init_threads1() [L422] CALL fire_delta_events1() VAL [\old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L283] COND FALSE !((int )q_read_ev == 0) VAL [\old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L288] COND FALSE !((int )q_write_ev == 0) VAL [\old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L422] RET fire_delta_events1() VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L423] CALL activate_threads1() VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L316] int tmp ; [L317] int tmp___0 ; VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L321] CALL, EXPR is_do_write_p_triggered() VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L70] int __retres1 ; VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L73] COND FALSE !((int )p_dw_pc == 1) VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L83] __retres1 = 0 VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L85] return (__retres1); VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, \result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L321] RET, EXPR is_do_write_p_triggered() VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, is_do_write_p_triggered()=0, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L321] tmp = is_do_write_p_triggered() [L323] COND FALSE !(\read(tmp)) VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, tmp=0, token=0] [L329] CALL, EXPR is_do_read_c_triggered() VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L89] int __retres1 ; VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L92] COND FALSE !((int )c_dr_pc == 1) VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L102] __retres1 = 0 VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L104] return (__retres1); VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, \result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L329] RET, EXPR is_do_read_c_triggered() VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, is_do_read_c_triggered()=0, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, tmp=0, token=0] [L329] tmp___0 = is_do_read_c_triggered() [L331] COND FALSE !(\read(tmp___0)) VAL [\old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, tmp=0, tmp___0=0, token=0] [L423] RET activate_threads1() VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L424] CALL reset_delta_events1() VAL [\old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L301] COND FALSE !((int )q_read_ev == 1) VAL [\old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L306] COND FALSE !((int )q_write_ev == 1) VAL [\old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L424] RET reset_delta_events1() VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L427] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L430] kernel_st = 1 [L431] CALL eval1() [L341] int tmp ; [L342] int tmp___0 ; [L343] int tmp___1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L347] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L350] CALL, EXPR exists_runnable_thread1() VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L260] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L263] COND TRUE (int )p_dw_st == 0 [L264] __retres1 = 1 VAL [__retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L276] return (__retres1); VAL [\result=1, __retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L350] RET, EXPR exists_runnable_thread1() VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, exists_runnable_thread1()=1, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L350] tmp___1 = exists_runnable_thread1() [L352] COND TRUE \read(tmp___1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, tmp___1=1, token=0] [L357] COND TRUE (int )p_dw_st == 0 [L359] tmp = __VERIFIER_nondet_int() [L361] COND FALSE !(\read(tmp)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, tmp=0, tmp___1=1, token=0] [L367] CALL error1() VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] [L28] reach_error() VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, E_1=2, E_10=2, E_11=2, E_12=2, E_13=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, local=0, M_E=2, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, T10_E=2, t10_i=0, t10_pc=0, t10_st=0, T11_E=2, t11_i=0, t11_pc=0, t11_st=0, T12_E=2, t12_i=0, t12_pc=0, t12_st=0, T13_E=2, t13_i=0, t13_pc=0, t13_st=0, T1_E=2, t1_i=0, t1_pc=0, t1_st=0, T2_E=2, t2_i=0, t2_pc=0, t2_st=0, T3_E=2, t3_i=0, t3_pc=0, t3_st=0, T4_E=2, t4_i=0, t4_pc=0, t4_st=0, T5_E=2, t5_i=0, t5_pc=0, t5_st=0, T6_E=2, t6_i=0, t6_pc=0, t6_st=0, T7_E=2, t7_i=0, t7_pc=0, t7_st=0, T8_E=2, t8_i=0, t8_pc=0, t8_st=0, T9_E=2, t9_i=0, t9_pc=0, t9_st=0, token=0] - UnprovableResult [Line: 496]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 509 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 12.2s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8090 SdHoareTripleChecker+Valid, 7.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8036 mSDsluCounter, 12903 SdHoareTripleChecker+Invalid, 6.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10693 mSDsCounter, 1114 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9376 IncrementalHoareTripleChecker+Invalid, 10490 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1114 mSolverCounterUnsat, 2210 mSDtfsCounter, 9376 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 190 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1649occurred in iteration=5, InterpolantAutomatonStates: 84, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 635 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 354 NumberOfCodeBlocks, 354 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 290 ConstructedInterpolants, 0 QuantifiedInterpolants, 637 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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! [2022-11-20 09:31:18,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6382243e-0771-4b1c-a035-47a9a7f05362/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE