./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c227f1dec7d604552aae19de1afcc1049837e83568477af6195219b22e2f636 --- 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-4e7fbc6 [2022-11-23 13:49:32,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:49:32,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:49:32,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:49:32,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:49:32,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:49:32,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:49:32,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:49:32,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:49:32,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:49:32,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:49:32,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:49:32,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:49:32,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:49:32,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:49:32,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:49:32,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:49:32,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:49:32,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:49:32,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:49:32,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:49:32,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:49:32,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:49:32,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:49:32,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:49:32,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:49:32,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:49:32,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:49:32,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:49:32,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:49:32,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:49:32,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:49:32,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:49:32,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:49:32,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:49:32,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:49:32,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:49:32,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:49:32,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:49:32,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:49:32,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:49:32,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 13:49:32,531 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:49:32,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:49:32,535 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:49:32,535 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:49:32,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:49:32,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:49:32,536 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:49:32,536 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:49:32,537 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:49:32,537 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:49:32,537 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:49:32,537 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:49:32,538 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:49:32,538 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:49:32,538 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:49:32,538 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:49:32,538 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:49:32,539 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:49:32,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:49:32,540 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 13:49:32,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:49:32,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 13:49:32,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:49:32,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:49:32,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:49:32,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:49:32,541 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 13:49:32,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:49:32,542 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:49:32,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:49:32,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:49:32,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:49:32,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:49:32,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:49:32,543 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:49:32,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:49:32,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:49:32,544 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:49:32,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:49:32,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:49:32,544 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:49:32,545 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_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c227f1dec7d604552aae19de1afcc1049837e83568477af6195219b22e2f636 [2022-11-23 13:49:32,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:49:32,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:49:32,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:49:32,822 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:49:32,822 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:49:32,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2022-11-23 13:49:35,950 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:49:36,222 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:49:36,223 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2022-11-23 13:49:36,236 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/data/7440d719f/ffd3d9a41c024ba7bfbafbd82b898aed/FLAG8447a04d9 [2022-11-23 13:49:36,260 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/data/7440d719f/ffd3d9a41c024ba7bfbafbd82b898aed [2022-11-23 13:49:36,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:49:36,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:49:36,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:49:36,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:49:36,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:49:36,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c3156d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36, skipping insertion in model container [2022-11-23 13:49:36,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:49:36,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:49:36,659 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_056c5898-f485-4ffc-996c-f70a4407c23b/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c[11921,11934] [2022-11-23 13:49:36,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:49:36,679 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 13:49:36,761 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_056c5898-f485-4ffc-996c-f70a4407c23b/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c[11921,11934] [2022-11-23 13:49:36,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:49:36,777 INFO L208 MainTranslator]: Completed translation [2022-11-23 13:49:36,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36 WrapperNode [2022-11-23 13:49:36,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:49:36,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 13:49:36,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 13:49:36,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 13:49:36,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,831 INFO L138 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 378 [2022-11-23 13:49:36,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 13:49:36,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 13:49:36,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 13:49:36,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 13:49:36,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,863 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 13:49:36,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 13:49:36,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 13:49:36,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 13:49:36,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (1/1) ... [2022-11-23 13:49:36,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:49:36,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:49:36,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 13:49:36,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 13:49:36,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 13:49:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2022-11-23 13:49:36,967 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2022-11-23 13:49:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-11-23 13:49:36,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-11-23 13:49:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2022-11-23 13:49:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2022-11-23 13:49:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2022-11-23 13:49:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2022-11-23 13:49:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2022-11-23 13:49:36,969 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2022-11-23 13:49:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 13:49:36,969 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 13:49:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 13:49:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 13:49:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 13:49:37,112 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 13:49:37,115 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 13:49:37,725 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 13:49:37,933 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 13:49:37,933 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 13:49:37,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:37 BoogieIcfgContainer [2022-11-23 13:49:37,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 13:49:37,939 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 13:49:37,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 13:49:37,943 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 13:49:37,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:49:36" (1/3) ... [2022-11-23 13:49:37,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8212450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:49:37, skipping insertion in model container [2022-11-23 13:49:37,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:36" (2/3) ... [2022-11-23 13:49:37,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8212450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:49:37, skipping insertion in model container [2022-11-23 13:49:37,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:37" (3/3) ... [2022-11-23 13:49:37,951 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2022-11-23 13:49:37,970 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 13:49:37,972 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 13:49:38,039 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 13:49:38,048 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5aefa533, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 13:49:38,048 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 13:49:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand has 143 states, 98 states have (on average 1.489795918367347) internal successors, (146), 103 states have internal predecessors, (146), 37 states have call successors, (37), 6 states have call predecessors, (37), 6 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-11-23 13:49:38,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-23 13:49:38,061 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:49:38,062 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:49:38,062 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:49:38,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:49:38,079 INFO L85 PathProgramCache]: Analyzing trace with hash 219368967, now seen corresponding path program 1 times [2022-11-23 13:49:38,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:49:38,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429321782] [2022-11-23 13:49:38,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:38,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:49:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:38,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:49:38,395 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:49:38,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429321782] [2022-11-23 13:49:38,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429321782] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:49:38,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:49:38,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 13:49:38,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871302374] [2022-11-23 13:49:38,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:49:38,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:49:38,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:49:38,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:49:38,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:49:38,449 INFO L87 Difference]: Start difference. First operand has 143 states, 98 states have (on average 1.489795918367347) internal successors, (146), 103 states have internal predecessors, (146), 37 states have call successors, (37), 6 states have call predecessors, (37), 6 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:49:38,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:49:38,632 INFO L93 Difference]: Finished difference Result 289 states and 480 transitions. [2022-11-23 13:49:38,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 13:49:38,635 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-11-23 13:49:38,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:49:38,646 INFO L225 Difference]: With dead ends: 289 [2022-11-23 13:49:38,646 INFO L226 Difference]: Without dead ends: 148 [2022-11-23 13:49:38,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 13:49:38,654 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 6 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 13:49:38,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 579 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 13:49:38,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-11-23 13:49:38,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 146. [2022-11-23 13:49:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 101 states have (on average 1.4554455445544554) internal successors, (147), 105 states have internal predecessors, (147), 37 states have call successors, (37), 7 states have call predecessors, (37), 7 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-11-23 13:49:38,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 221 transitions. [2022-11-23 13:49:38,710 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 221 transitions. Word has length 14 [2022-11-23 13:49:38,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:49:38,711 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 221 transitions. [2022-11-23 13:49:38,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:49:38,711 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 221 transitions. [2022-11-23 13:49:38,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-23 13:49:38,713 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:49:38,713 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:49:38,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 13:49:38,714 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:49:38,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:49:38,715 INFO L85 PathProgramCache]: Analyzing trace with hash -447266675, now seen corresponding path program 1 times [2022-11-23 13:49:38,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:49:38,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786370329] [2022-11-23 13:49:38,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:38,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:49:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:49:38,773 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:49:38,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786370329] [2022-11-23 13:49:38,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786370329] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:49:38,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:49:38,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 13:49:38,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789757587] [2022-11-23 13:49:38,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:49:38,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:49:38,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:49:38,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:49:38,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:49:38,777 INFO L87 Difference]: Start difference. First operand 146 states and 221 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:49:38,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:49:38,894 INFO L93 Difference]: Finished difference Result 304 states and 464 transitions. [2022-11-23 13:49:38,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 13:49:38,895 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-11-23 13:49:38,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:49:38,897 INFO L225 Difference]: With dead ends: 304 [2022-11-23 13:49:38,897 INFO L226 Difference]: Without dead ends: 160 [2022-11-23 13:49:38,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 13:49:38,900 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 22 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 13:49:38,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 590 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 13:49:38,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-11-23 13:49:38,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 158. [2022-11-23 13:49:38,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 111 states have (on average 1.4414414414414414) internal successors, (160), 115 states have internal predecessors, (160), 38 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-11-23 13:49:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 236 transitions. [2022-11-23 13:49:38,918 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 236 transitions. Word has length 15 [2022-11-23 13:49:38,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:49:38,918 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 236 transitions. [2022-11-23 13:49:38,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:49:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 236 transitions. [2022-11-23 13:49:38,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-23 13:49:38,920 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:49:38,920 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:49:38,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 13:49:38,920 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:49:38,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:49:38,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1647694141, now seen corresponding path program 1 times [2022-11-23 13:49:38,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:49:38,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305467396] [2022-11-23 13:49:38,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:38,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:49:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:38,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:49:38,987 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:49:38,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305467396] [2022-11-23 13:49:38,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305467396] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:49:38,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:49:38,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:49:38,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414530007] [2022-11-23 13:49:38,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:49:38,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:49:38,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:49:38,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:49:38,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:49:38,993 INFO L87 Difference]: Start difference. First operand 158 states and 236 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:49:39,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:49:39,090 INFO L93 Difference]: Finished difference Result 336 states and 510 transitions. [2022-11-23 13:49:39,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:49:39,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-11-23 13:49:39,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:49:39,096 INFO L225 Difference]: With dead ends: 336 [2022-11-23 13:49:39,096 INFO L226 Difference]: Without dead ends: 187 [2022-11-23 13:49:39,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:49:39,104 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 22 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 13:49:39,105 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 403 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 13:49:39,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2022-11-23 13:49:39,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 160. [2022-11-23 13:49:39,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 113 states have (on average 1.4336283185840708) internal successors, (162), 117 states have internal predecessors, (162), 38 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-11-23 13:49:39,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 238 transitions. [2022-11-23 13:49:39,135 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 238 transitions. Word has length 22 [2022-11-23 13:49:39,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:49:39,136 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 238 transitions. [2022-11-23 13:49:39,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 13:49:39,136 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 238 transitions. [2022-11-23 13:49:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-23 13:49:39,140 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:49:39,140 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:49:39,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 13:49:39,140 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:49:39,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:49:39,141 INFO L85 PathProgramCache]: Analyzing trace with hash 2070709643, now seen corresponding path program 1 times [2022-11-23 13:49:39,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:49:39,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674275584] [2022-11-23 13:49:39,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:39,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:49:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:49:39,330 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:49:39,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674275584] [2022-11-23 13:49:39,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674275584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:49:39,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:49:39,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 13:49:39,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540050506] [2022-11-23 13:49:39,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:49:39,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 13:49:39,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:49:39,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 13:49:39,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 13:49:39,335 INFO L87 Difference]: Start difference. First operand 160 states and 238 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 13:49:39,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:49:39,470 INFO L93 Difference]: Finished difference Result 392 states and 599 transitions. [2022-11-23 13:49:39,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 13:49:39,470 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2022-11-23 13:49:39,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:49:39,473 INFO L225 Difference]: With dead ends: 392 [2022-11-23 13:49:39,473 INFO L226 Difference]: Without dead ends: 246 [2022-11-23 13:49:39,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 13:49:39,474 INFO L413 NwaCegarLoop]: 226 mSDtfsCounter, 81 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 13:49:39,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 869 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 13:49:39,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-11-23 13:49:39,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 164. [2022-11-23 13:49:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 116 states have (on average 1.4224137931034482) internal successors, (165), 120 states have internal predecessors, (165), 38 states have call successors, (38), 8 states have call predecessors, (38), 9 states have return successors, (39), 39 states have call predecessors, (39), 38 states have call successors, (39) [2022-11-23 13:49:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 242 transitions. [2022-11-23 13:49:39,490 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 242 transitions. Word has length 30 [2022-11-23 13:49:39,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:49:39,490 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 242 transitions. [2022-11-23 13:49:39,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 13:49:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2022-11-23 13:49:39,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-23 13:49:39,492 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:49:39,492 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] [2022-11-23 13:49:39,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 13:49:39,493 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:49:39,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:49:39,493 INFO L85 PathProgramCache]: Analyzing trace with hash 957044670, now seen corresponding path program 1 times [2022-11-23 13:49:39,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:49:39,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018166266] [2022-11-23 13:49:39,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:39,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:49:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:39,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:49:39,631 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:49:39,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018166266] [2022-11-23 13:49:39,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018166266] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:49:39,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:49:39,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 13:49:39,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995368459] [2022-11-23 13:49:39,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:49:39,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 13:49:39,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:49:39,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 13:49:39,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 13:49:39,633 INFO L87 Difference]: Start difference. First operand 164 states and 242 transitions. Second operand has 5 states, 3 states have (on average 7.666666666666667) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:49:39,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:49:39,746 INFO L93 Difference]: Finished difference Result 277 states and 411 transitions. [2022-11-23 13:49:39,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 13:49:39,747 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 7.666666666666667) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 31 [2022-11-23 13:49:39,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:49:39,748 INFO L225 Difference]: With dead ends: 277 [2022-11-23 13:49:39,749 INFO L226 Difference]: Without dead ends: 160 [2022-11-23 13:49:39,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 13:49:39,750 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 79 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 13:49:39,751 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 679 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 13:49:39,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-11-23 13:49:39,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2022-11-23 13:49:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 113 states have (on average 1.3982300884955752) internal successors, (158), 117 states have internal predecessors, (158), 38 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-11-23 13:49:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 234 transitions. [2022-11-23 13:49:39,765 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 234 transitions. Word has length 31 [2022-11-23 13:49:39,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:49:39,765 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 234 transitions. [2022-11-23 13:49:39,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 7.666666666666667) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:49:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 234 transitions. [2022-11-23 13:49:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-23 13:49:39,766 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:49:39,767 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:49:39,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 13:49:39,767 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:49:39,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:49:39,768 INFO L85 PathProgramCache]: Analyzing trace with hash 774886346, now seen corresponding path program 1 times [2022-11-23 13:49:39,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:49:39,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268007541] [2022-11-23 13:49:39,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:39,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:49:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:39,823 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:49:39,823 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:49:39,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268007541] [2022-11-23 13:49:39,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268007541] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 13:49:39,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543159059] [2022-11-23 13:49:39,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:39,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:49:39,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:49:39,828 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:49:39,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 13:49:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:39,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 13:49:39,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:49:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:49:40,014 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 13:49:40,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:49:40,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1543159059] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 13:49:40,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1332643784] [2022-11-23 13:49:40,084 INFO L159 IcfgInterpreter]: Started Sifa with 27 locations of interest [2022-11-23 13:49:40,085 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 13:49:40,088 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 13:49:40,094 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 13:49:40,094 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 13:49:40,772 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2022-11-23 13:49:42,858 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 96 for LOIs [2022-11-23 13:49:43,123 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 13:49:47,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1332643784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:49:47,815 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-23 13:49:47,815 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [4, 4, 4] total 22 [2022-11-23 13:49:47,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464495654] [2022-11-23 13:49:47,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:49:47,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-23 13:49:47,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:49:47,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-23 13:49:47,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=394, Unknown=0, NotChecked=0, Total=462 [2022-11-23 13:49:47,818 INFO L87 Difference]: Start difference. First operand 160 states and 234 transitions. Second operand has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 13:49:55,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:49:55,395 INFO L93 Difference]: Finished difference Result 344 states and 500 transitions. [2022-11-23 13:49:55,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 13:49:55,396 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32 [2022-11-23 13:49:55,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:49:55,398 INFO L225 Difference]: With dead ends: 344 [2022-11-23 13:49:55,398 INFO L226 Difference]: Without dead ends: 185 [2022-11-23 13:49:55,399 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=156, Invalid=836, Unknown=0, NotChecked=0, Total=992 [2022-11-23 13:49:55,400 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 58 mSDsluCounter, 1879 mSDsCounter, 0 mSdLazyCounter, 1293 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-23 13:49:55,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 2064 Invalid, 1310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 1293 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-23 13:49:55,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2022-11-23 13:49:55,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 180. [2022-11-23 13:49:55,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 129 states have (on average 1.3643410852713178) internal successors, (176), 133 states have internal predecessors, (176), 39 states have call successors, (39), 11 states have call predecessors, (39), 11 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-11-23 13:49:55,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 254 transitions. [2022-11-23 13:49:55,435 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 254 transitions. Word has length 32 [2022-11-23 13:49:55,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:49:55,436 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 254 transitions. [2022-11-23 13:49:55,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 13:49:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 254 transitions. [2022-11-23 13:49:55,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-23 13:49:55,444 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:49:55,445 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:49:55,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 13:49:55,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:49:55,651 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:49:55,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:49:55,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1578568690, now seen corresponding path program 1 times [2022-11-23 13:49:55,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:49:55,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549793701] [2022-11-23 13:49:55,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:55,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:49:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 13:49:55,761 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:49:55,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549793701] [2022-11-23 13:49:55,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549793701] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 13:49:55,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876579999] [2022-11-23 13:49:55,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:49:55,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:49:55,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:49:55,763 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:49:55,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 13:49:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:49:55,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 13:49:55,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:49:55,886 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-23 13:49:55,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 13:49:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 13:49:55,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876579999] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 13:49:55,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [707599719] [2022-11-23 13:49:55,940 INFO L159 IcfgInterpreter]: Started Sifa with 32 locations of interest [2022-11-23 13:49:55,940 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 13:49:55,941 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 13:49:55,941 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 13:49:55,941 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 13:49:56,506 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2022-11-23 13:49:58,486 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 96 for LOIs [2022-11-23 13:49:58,785 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 13:50:04,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [707599719] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:50:04,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-23 13:50:04,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [4, 4, 4] total 23 [2022-11-23 13:50:04,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145401845] [2022-11-23 13:50:04,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:50:04,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-23 13:50:04,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:50:04,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-23 13:50:04,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2022-11-23 13:50:04,132 INFO L87 Difference]: Start difference. First operand 180 states and 254 transitions. Second operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 14 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-23 13:50:11,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:50:11,581 INFO L93 Difference]: Finished difference Result 185 states and 260 transitions. [2022-11-23 13:50:11,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-23 13:50:11,582 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.5) internal successors, (27), 14 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 49 [2022-11-23 13:50:11,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:50:11,582 INFO L225 Difference]: With dead ends: 185 [2022-11-23 13:50:11,583 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 13:50:11,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 120 SyntacticMatches, 8 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=165, Invalid=957, Unknown=0, NotChecked=0, Total=1122 [2022-11-23 13:50:11,584 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 62 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 13:50:11,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 50 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 13:50:11,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 13:50:11,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 13:50:11,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:50:11,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 13:50:11,586 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 49 [2022-11-23 13:50:11,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:50:11,586 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 13:50:11,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.5) internal successors, (27), 14 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-23 13:50:11,586 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 13:50:11,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 13:50:11,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 13:50:11,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 13:50:11,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:50:11,799 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 13:50:16,541 INFO L902 garLoopResultBuilder]: At program point L119(line 119) the Hoare annotation is: true [2022-11-23 13:50:16,542 INFO L899 garLoopResultBuilder]: For program point L119-1(line 119) no Hoare annotation was computed. [2022-11-23 13:50:16,542 INFO L899 garLoopResultBuilder]: For program point read_history_int8FINAL(lines 104 123) no Hoare annotation was computed. [2022-11-23 13:50:16,542 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 120) no Hoare annotation was computed. [2022-11-23 13:50:16,542 INFO L899 garLoopResultBuilder]: For program point read_history_int8EXIT(lines 104 123) no Hoare annotation was computed. [2022-11-23 13:50:16,543 INFO L902 garLoopResultBuilder]: At program point read_history_int8ENTRY(lines 104 123) the Hoare annotation is: true [2022-11-23 13:50:16,543 INFO L895 garLoopResultBuilder]: At program point L159(line 159) the Hoare annotation is: (let ((.cse27 (+ ~nomsg~0 1))) (let ((.cse0 (not (<= ~votedValue_History_0~0 127))) (.cse1 (not (= ~g3v_old~0 0))) (.cse2 (not (= ~g3v_new~0 0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (= ~g1v_new~0 0))) (.cse5 (not (= |#NULL.offset| 0))) (.cse6 (not (= ~g2v~0 0))) (.cse7 (not (<= ~VALUE1~0 127))) (.cse8 (not (= ~g2v_new~0 0))) (.cse9 (not (= ~g1v_old~0 0))) (.cse10 (not (= ~g3v~0 0))) (.cse11 (not (<= ~votedValue_History_2~0 127))) (.cse12 (not (= ~g2v_old~0 0))) (.cse13 (not (= |#NULL.base| 0))) (.cse14 (not (<= ~votedValue_History_1~0 127))) (.cse15 (not (<= 0 .cse27))) (.cse16 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse17 (not (<= 0 |#StackHeapBarrier|))) (.cse18 (not (<= ~VALUE3~0 127))) (.cse19 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse20 (not (<= .cse27 0))) (.cse21 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse22 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse23 (not (= ~g1v~0 0))) (.cse24 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse25 (not (<= ~VALUE2~0 127))) (.cse26 (not (= |read_history_bool_#in~historyIndex| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 (not (= |read_history_bool_#in~history_id| 1))) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (not (= 0 |read_history_bool_#in~history_id|)) .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26)))) [2022-11-23 13:50:16,543 INFO L899 garLoopResultBuilder]: For program point L159-1(line 159) no Hoare annotation was computed. [2022-11-23 13:50:16,544 INFO L899 garLoopResultBuilder]: For program point L149(lines 149 160) no Hoare annotation was computed. [2022-11-23 13:50:16,544 INFO L899 garLoopResultBuilder]: For program point read_history_boolFINAL(lines 124 163) no Hoare annotation was computed. [2022-11-23 13:50:16,544 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 160) no Hoare annotation was computed. [2022-11-23 13:50:16,544 INFO L899 garLoopResultBuilder]: For program point read_history_boolEXIT(lines 124 163) no Hoare annotation was computed. [2022-11-23 13:50:16,544 INFO L902 garLoopResultBuilder]: At program point read_history_boolENTRY(lines 124 163) the Hoare annotation is: true [2022-11-23 13:50:16,544 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 160) no Hoare annotation was computed. [2022-11-23 13:50:16,545 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 526 537) no Hoare annotation was computed. [2022-11-23 13:50:16,545 INFO L902 garLoopResultBuilder]: At program point assertENTRY(lines 526 537) the Hoare annotation is: true [2022-11-23 13:50:16,545 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 526 537) no Hoare annotation was computed. [2022-11-23 13:50:16,545 INFO L899 garLoopResultBuilder]: For program point L533(line 533) no Hoare annotation was computed. [2022-11-23 13:50:16,545 INFO L899 garLoopResultBuilder]: For program point assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 533) no Hoare annotation was computed. [2022-11-23 13:50:16,546 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 535) no Hoare annotation was computed. [2022-11-23 13:50:16,546 INFO L899 garLoopResultBuilder]: For program point L217(lines 217 219) no Hoare annotation was computed. [2022-11-23 13:50:16,546 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 301) no Hoare annotation was computed. [2022-11-23 13:50:16,546 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 13:50:16,546 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 294) no Hoare annotation was computed. [2022-11-23 13:50:16,546 INFO L895 garLoopResultBuilder]: At program point L499(line 499) the Hoare annotation is: (and (= |ULTIMATE.start_main_~i2~0#1| 0) (= |ULTIMATE.start_init_#res#1| 0)) [2022-11-23 13:50:16,547 INFO L899 garLoopResultBuilder]: For program point L499-1(line 499) no Hoare annotation was computed. [2022-11-23 13:50:16,547 INFO L895 garLoopResultBuilder]: At program point L367(lines 339 369) the Hoare annotation is: false [2022-11-23 13:50:16,547 INFO L895 garLoopResultBuilder]: At program point L268(line 268) the Hoare annotation is: false [2022-11-23 13:50:16,547 INFO L899 garLoopResultBuilder]: For program point L268-1(line 268) no Hoare annotation was computed. [2022-11-23 13:50:16,547 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 175) no Hoare annotation was computed. [2022-11-23 13:50:16,547 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 291) no Hoare annotation was computed. [2022-11-23 13:50:16,548 INFO L895 garLoopResultBuilder]: At program point L467(line 467) the Hoare annotation is: false [2022-11-23 13:50:16,548 INFO L899 garLoopResultBuilder]: For program point L467-1(lines 444 468) no Hoare annotation was computed. [2022-11-23 13:50:16,548 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 300) no Hoare annotation was computed. [2022-11-23 13:50:16,548 INFO L899 garLoopResultBuilder]: For program point L451(lines 451 468) no Hoare annotation was computed. [2022-11-23 13:50:16,548 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 288) no Hoare annotation was computed. [2022-11-23 13:50:16,549 INFO L895 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: false [2022-11-23 13:50:16,549 INFO L899 garLoopResultBuilder]: For program point L220-1(line 220) no Hoare annotation was computed. [2022-11-23 13:50:16,549 INFO L895 garLoopResultBuilder]: At program point L336(lines 231 338) the Hoare annotation is: false [2022-11-23 13:50:16,549 INFO L899 garLoopResultBuilder]: For program point L303(line 303) no Hoare annotation was computed. [2022-11-23 13:50:16,549 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 223) no Hoare annotation was computed. [2022-11-23 13:50:16,549 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 322) no Hoare annotation was computed. [2022-11-23 13:50:16,550 INFO L895 garLoopResultBuilder]: At program point L271(line 271) the Hoare annotation is: false [2022-11-23 13:50:16,550 INFO L895 garLoopResultBuilder]: At program point L304-1(lines 304 322) the Hoare annotation is: false [2022-11-23 13:50:16,550 INFO L899 garLoopResultBuilder]: For program point L271-1(line 271) no Hoare annotation was computed. [2022-11-23 13:50:16,550 INFO L895 garLoopResultBuilder]: At program point L305(line 305) the Hoare annotation is: false [2022-11-23 13:50:16,550 INFO L899 garLoopResultBuilder]: For program point L305-1(line 305) no Hoare annotation was computed. [2022-11-23 13:50:16,550 INFO L895 garLoopResultBuilder]: At program point L272-2(lines 272 274) the Hoare annotation is: false [2022-11-23 13:50:16,551 INFO L895 garLoopResultBuilder]: At program point L520(line 520) the Hoare annotation is: false [2022-11-23 13:50:16,551 INFO L895 garLoopResultBuilder]: At program point L520-1(lines 507 522) the Hoare annotation is: false [2022-11-23 13:50:16,551 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 13:50:16,551 INFO L899 garLoopResultBuilder]: For program point L306(lines 306 321) no Hoare annotation was computed. [2022-11-23 13:50:16,551 INFO L895 garLoopResultBuilder]: At program point L174(line 174) the Hoare annotation is: false [2022-11-23 13:50:16,551 INFO L895 garLoopResultBuilder]: At program point L174-1(lines 164 178) the Hoare annotation is: false [2022-11-23 13:50:16,552 INFO L895 garLoopResultBuilder]: At program point L422-2(lines 416 426) the Hoare annotation is: false [2022-11-23 13:50:16,552 INFO L899 garLoopResultBuilder]: For program point L323(line 323) no Hoare annotation was computed. [2022-11-23 13:50:16,552 INFO L895 garLoopResultBuilder]: At program point L224(line 224) the Hoare annotation is: false [2022-11-23 13:50:16,552 INFO L899 garLoopResultBuilder]: For program point L224-1(line 224) no Hoare annotation was computed. [2022-11-23 13:50:16,552 INFO L895 garLoopResultBuilder]: At program point L307(line 307) the Hoare annotation is: false [2022-11-23 13:50:16,552 INFO L899 garLoopResultBuilder]: For program point L307-1(line 307) no Hoare annotation was computed. [2022-11-23 13:50:16,553 INFO L899 garLoopResultBuilder]: For program point L324(lines 324 335) no Hoare annotation was computed. [2022-11-23 13:50:16,553 INFO L899 garLoopResultBuilder]: For program point L324-1(lines 324 335) no Hoare annotation was computed. [2022-11-23 13:50:16,553 INFO L895 garLoopResultBuilder]: At program point L258-2(lines 252 262) the Hoare annotation is: false [2022-11-23 13:50:16,553 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 320) no Hoare annotation was computed. [2022-11-23 13:50:16,553 INFO L899 garLoopResultBuilder]: For program point L275(line 275) no Hoare annotation was computed. [2022-11-23 13:50:16,553 INFO L895 garLoopResultBuilder]: At program point L391-2(lines 385 395) the Hoare annotation is: false [2022-11-23 13:50:16,554 INFO L895 garLoopResultBuilder]: At program point L325(line 325) the Hoare annotation is: false [2022-11-23 13:50:16,554 INFO L899 garLoopResultBuilder]: For program point L325-1(line 325) no Hoare annotation was computed. [2022-11-23 13:50:16,554 INFO L895 garLoopResultBuilder]: At program point L309(line 309) the Hoare annotation is: false [2022-11-23 13:50:16,554 INFO L899 garLoopResultBuilder]: For program point L309-1(line 309) no Hoare annotation was computed. [2022-11-23 13:50:16,554 INFO L895 garLoopResultBuilder]: At program point L276-2(lines 276 278) the Hoare annotation is: false [2022-11-23 13:50:16,554 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 468) no Hoare annotation was computed. [2022-11-23 13:50:16,555 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 334) no Hoare annotation was computed. [2022-11-23 13:50:16,555 INFO L895 garLoopResultBuilder]: At program point L409(line 409) the Hoare annotation is: false [2022-11-23 13:50:16,555 INFO L899 garLoopResultBuilder]: For program point L409-1(lines 407 430) no Hoare annotation was computed. [2022-11-23 13:50:16,555 INFO L899 garLoopResultBuilder]: For program point L310(lines 310 317) no Hoare annotation was computed. [2022-11-23 13:50:16,555 INFO L895 garLoopResultBuilder]: At program point L327(line 327) the Hoare annotation is: false [2022-11-23 13:50:16,556 INFO L895 garLoopResultBuilder]: At program point L360-2(lines 354 364) the Hoare annotation is: false [2022-11-23 13:50:16,556 INFO L899 garLoopResultBuilder]: For program point L327-1(line 327) no Hoare annotation was computed. [2022-11-23 13:50:16,556 INFO L895 garLoopResultBuilder]: At program point L228(lines 204 230) the Hoare annotation is: (= |ULTIMATE.start_init_#res#1| 0) [2022-11-23 13:50:16,556 INFO L895 garLoopResultBuilder]: At program point L311(line 311) the Hoare annotation is: false [2022-11-23 13:50:16,556 INFO L899 garLoopResultBuilder]: For program point L311-1(line 311) no Hoare annotation was computed. [2022-11-23 13:50:16,557 INFO L895 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 (+ ~VALUE3~0 128)) (= (select |#length| 3) 12) (= (select |#length| 2) 50) (= ~g1v_old~0 0) (= ~g1v_new~0 0) (= |ULTIMATE.start_main_~c1~0#1| 0) (= ~g3v_old~0 0) (= 2 (select |#length| 1)) (= ~g2v~0 0) (= (select |#valid| 3) 1) (= ~g3v_new~0 0) (<= 0 (+ ~votedValue_History_1~0 128)) (<= ~votedValue_History_0~0 127) (<= ~votedValue_History_2~0 127) (<= 0 (+ ~votedValue_History_0~0 128)) (= (select |#valid| 1) 1) (= (+ ~nomsg~0 1) 0) (<= ~VALUE2~0 127) (<= 0 (+ ~VALUE2~0 128)) (= (select |#valid| 0) 0) (= ~g3v~0 0) (<= ~VALUE3~0 127) (= ~g2v_old~0 0) (= (select |#valid| 2) 1) (= ~g1v~0 0) (= |#NULL.offset| 0) (= (select .cse0 0) 48) (<= ~votedValue_History_1~0 127) (= (select .cse0 1) 0) (<= 0 (+ ~votedValue_History_2~0 128)) (<= 0 (+ ~VALUE1~0 128)) (<= ~VALUE1~0 127) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~g2v_new~0 0))) [2022-11-23 13:50:16,557 INFO L899 garLoopResultBuilder]: For program point L212-1(line 212) no Hoare annotation was computed. [2022-11-23 13:50:16,557 INFO L899 garLoopResultBuilder]: For program point L427(line 427) no Hoare annotation was computed. [2022-11-23 13:50:16,557 INFO L899 garLoopResultBuilder]: For program point L328(lines 328 333) no Hoare annotation was computed. [2022-11-23 13:50:16,557 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 468) no Hoare annotation was computed. [2022-11-23 13:50:16,558 INFO L895 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: false [2022-11-23 13:50:16,558 INFO L899 garLoopResultBuilder]: For program point L378-1(lines 376 399) no Hoare annotation was computed. [2022-11-23 13:50:16,558 INFO L899 garLoopResultBuilder]: For program point L312(lines 312 314) no Hoare annotation was computed. [2022-11-23 13:50:16,558 INFO L899 garLoopResultBuilder]: For program point L279(line 279) no Hoare annotation was computed. [2022-11-23 13:50:16,558 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 215) no Hoare annotation was computed. [2022-11-23 13:50:16,558 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 468) no Hoare annotation was computed. [2022-11-23 13:50:16,559 INFO L895 garLoopResultBuilder]: At program point L329(line 329) the Hoare annotation is: false [2022-11-23 13:50:16,559 INFO L895 garLoopResultBuilder]: At program point L296(lines 283 299) the Hoare annotation is: false [2022-11-23 13:50:16,559 INFO L899 garLoopResultBuilder]: For program point L329-1(line 329) no Hoare annotation was computed. [2022-11-23 13:50:16,559 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-11-23 13:50:16,559 INFO L899 garLoopResultBuilder]: For program point L280-2(lines 269 300) no Hoare annotation was computed. [2022-11-23 13:50:16,559 INFO L895 garLoopResultBuilder]: At program point L429(lines 401 431) the Hoare annotation is: false [2022-11-23 13:50:16,560 INFO L899 garLoopResultBuilder]: For program point L396(line 396) no Hoare annotation was computed. [2022-11-23 13:50:16,560 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 332) no Hoare annotation was computed. [2022-11-23 13:50:16,560 INFO L899 garLoopResultBuilder]: For program point L264(line 264) no Hoare annotation was computed. [2022-11-23 13:50:16,560 INFO L895 garLoopResultBuilder]: At program point L347(line 347) the Hoare annotation is: false [2022-11-23 13:50:16,560 INFO L899 garLoopResultBuilder]: For program point L347-1(lines 345 368) no Hoare annotation was computed. [2022-11-23 13:50:16,560 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 302) no Hoare annotation was computed. [2022-11-23 13:50:16,561 INFO L895 garLoopResultBuilder]: At program point L265-1(lines 265 302) the Hoare annotation is: false [2022-11-23 13:50:16,561 INFO L895 garLoopResultBuilder]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 (+ ~VALUE3~0 128)) (= (select |#length| 3) 12) (= (select |#length| 2) 50) (= ~g1v_old~0 0) (= ~g1v_new~0 0) (= |ULTIMATE.start_main_~c1~0#1| 0) (= ~g3v_old~0 0) (= 2 (select |#length| 1)) (= ~g2v~0 0) (= (select |#valid| 3) 1) (= ~g3v_new~0 0) (<= 0 (+ ~votedValue_History_1~0 128)) (<= ~votedValue_History_0~0 127) (<= ~votedValue_History_2~0 127) (<= 0 (+ ~votedValue_History_0~0 128)) (= |ULTIMATE.start_init_~tmp~1#1| 1) (= (select |#valid| 1) 1) (= (+ ~nomsg~0 1) 0) (<= ~VALUE2~0 127) (<= 0 (+ ~VALUE2~0 128)) (= (select |#valid| 0) 0) (= ~g3v~0 0) (<= ~VALUE3~0 127) (= ~g2v_old~0 0) (= (select |#valid| 2) 1) (= ~g1v~0 0) (= |#NULL.offset| 0) (= (select .cse0 0) 48) (<= ~votedValue_History_1~0 127) (= (select .cse0 1) 0) (<= 0 (+ ~votedValue_History_2~0 128)) (<= 0 (+ ~VALUE1~0 128)) (<= ~VALUE1~0 127) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~g2v_new~0 0))) [2022-11-23 13:50:16,561 INFO L899 garLoopResultBuilder]: For program point L216-1(line 216) no Hoare annotation was computed. [2022-11-23 13:50:16,561 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 468) no Hoare annotation was computed. [2022-11-23 13:50:16,562 INFO L895 garLoopResultBuilder]: At program point L398(lines 370 400) the Hoare annotation is: false [2022-11-23 13:50:16,562 INFO L899 garLoopResultBuilder]: For program point L365(line 365) no Hoare annotation was computed. [2022-11-23 13:50:16,562 INFO L895 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: false [2022-11-23 13:50:16,562 INFO L899 garLoopResultBuilder]: For program point L266-1(line 266) no Hoare annotation was computed. [2022-11-23 13:50:16,562 INFO L899 garLoopResultBuilder]: For program point L93(lines 93 98) no Hoare annotation was computed. [2022-11-23 13:50:16,562 INFO L899 garLoopResultBuilder]: For program point L93-2(lines 75 98) no Hoare annotation was computed. [2022-11-23 13:50:16,563 INFO L899 garLoopResultBuilder]: For program point L89(lines 89 91) no Hoare annotation was computed. [2022-11-23 13:50:16,563 INFO L899 garLoopResultBuilder]: For program point L81(lines 81 98) no Hoare annotation was computed. [2022-11-23 13:50:16,563 INFO L899 garLoopResultBuilder]: For program point L77(lines 77 79) no Hoare annotation was computed. [2022-11-23 13:50:16,563 INFO L895 garLoopResultBuilder]: At program point L94(line 94) the Hoare annotation is: (let ((.cse34 (select |#memory_int| 1))) (let ((.cse0 (not (<= ~votedValue_History_0~0 127))) (.cse1 (not (= ~g3v_old~0 0))) (.cse2 (not (= ~g3v_new~0 0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (= ~g1v_new~0 0))) (.cse5 (not (= (select .cse34 0) 48))) (.cse6 (not (= |#NULL.offset| 0))) (.cse7 (not (= ~g2v~0 0))) (.cse8 (not (<= ~VALUE1~0 127))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= (select |#length| 2) 50))) (.cse11 (not (= ~g2v_new~0 0))) (.cse12 (not (< 0 |#StackHeapBarrier|))) (.cse13 (not (= (select |#valid| 3) 1))) (.cse14 (not (= ~g1v_old~0 0))) (.cse15 (not (= (select |#length| 3) 12))) (.cse16 (not (= (select |#valid| 0) 0))) (.cse17 (not (= (select .cse34 1) 0))) (.cse18 (not (= ~g3v~0 0))) (.cse19 (not (= (select |#valid| 1) 1))) (.cse20 (not (<= ~votedValue_History_2~0 127))) (.cse21 (not (= ~g2v_old~0 0))) (.cse22 (not (= |#NULL.base| 0))) (.cse23 (not (= (+ ~nomsg~0 1) 0))) (.cse24 (not (<= ~votedValue_History_1~0 127))) (.cse25 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse26 (not (<= ~VALUE3~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse28 (not (= (select |#valid| 2) 1))) (.cse29 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse30 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse31 (not (= ~g1v~0 0))) (.cse32 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse33 (not (<= ~VALUE2~0 127)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (not (= |add_history_type_#in~history_id| 1)) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |add_history_type_#in~history_id| 0)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33)))) [2022-11-23 13:50:16,564 INFO L899 garLoopResultBuilder]: For program point L94-1(line 94) no Hoare annotation was computed. [2022-11-23 13:50:16,564 INFO L895 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: (let ((.cse0 (not (= |add_history_type_#in~history_id| 0)))) (let ((.cse1 (let ((.cse37 (select |#memory_int| 1))) (let ((.cse3 (not (<= ~votedValue_History_0~0 127))) (.cse4 (not (= ~g3v_old~0 0))) (.cse5 (not (= ~g3v_new~0 0))) (.cse6 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse7 (not (= ~g1v_new~0 0))) (.cse8 (not (= (select .cse37 0) 48))) (.cse9 (not (= |#NULL.offset| 0))) (.cse10 (not (= ~g2v~0 0))) (.cse11 (not (<= ~VALUE1~0 127))) (.cse12 (not (= 2 (select |#length| 1)))) (.cse13 (not (= (select |#length| 2) 50))) (.cse14 (not (= ~g2v_new~0 0))) (.cse15 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse17 (not (= ~g1v_old~0 0))) (.cse18 (not (= (select |#length| 3) 12))) (.cse19 (not (= (select |#valid| 0) 0))) (.cse20 (not (= (select .cse37 1) 0))) (.cse21 (not (= ~g3v~0 0))) (.cse22 (not (= (select |#valid| 1) 1))) (.cse23 (not (<= ~votedValue_History_2~0 127))) (.cse24 (not (= ~g2v_old~0 0))) (.cse25 (not (= |#NULL.base| 0))) (.cse26 (not (= (+ ~nomsg~0 1) 0))) (.cse27 (not (<= ~votedValue_History_1~0 127))) (.cse28 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse29 (not (<= ~VALUE3~0 127))) (.cse30 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse31 (not (= (select |#valid| 2) 1))) (.cse32 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse33 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse34 (not (= ~g1v~0 0))) (.cse35 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse36 (not (<= ~VALUE2~0 127)))) (and (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (not (= |add_history_type_#in~history_id| 1)) .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse0 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36)))))) (and (or .cse0 .cse1) (or .cse1 (let ((.cse2 (+ 2 add_history_type_~ini_int~0))) (and (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (not (= add_history_type_~history_id 0)) (<= 0 .cse2) (<= .cse2 0) (<= add_history_type_~var~0 3) (<= 0 add_history_type_~history_id) (<= add_history_type_~history_id 1))))))) [2022-11-23 13:50:16,564 INFO L899 garLoopResultBuilder]: For program point L82-1(line 82) no Hoare annotation was computed. [2022-11-23 13:50:16,565 INFO L895 garLoopResultBuilder]: At program point L74-2(lines 74 100) the Hoare annotation is: (let ((.cse0 (not (= |add_history_type_#in~history_id| 0)))) (let ((.cse2 (let ((.cse38 (select |#memory_int| 1))) (let ((.cse4 (not (<= ~votedValue_History_0~0 127))) (.cse5 (not (= ~g3v_old~0 0))) (.cse6 (not (= ~g3v_new~0 0))) (.cse7 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse8 (not (= ~g1v_new~0 0))) (.cse9 (not (= (select .cse38 0) 48))) (.cse10 (not (= |#NULL.offset| 0))) (.cse11 (not (= ~g2v~0 0))) (.cse12 (not (<= ~VALUE1~0 127))) (.cse13 (not (= 2 (select |#length| 1)))) (.cse14 (not (= (select |#length| 2) 50))) (.cse15 (not (= ~g2v_new~0 0))) (.cse16 (not (< 0 |#StackHeapBarrier|))) (.cse17 (not (= (select |#valid| 3) 1))) (.cse18 (not (= ~g1v_old~0 0))) (.cse19 (not (= (select |#length| 3) 12))) (.cse20 (not (= (select |#valid| 0) 0))) (.cse21 (not (= (select .cse38 1) 0))) (.cse22 (not (= ~g3v~0 0))) (.cse23 (not (= (select |#valid| 1) 1))) (.cse24 (not (<= ~votedValue_History_2~0 127))) (.cse25 (not (= ~g2v_old~0 0))) (.cse26 (not (= |#NULL.base| 0))) (.cse27 (not (= (+ ~nomsg~0 1) 0))) (.cse28 (not (<= ~votedValue_History_1~0 127))) (.cse29 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse30 (not (<= ~VALUE3~0 127))) (.cse31 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse32 (not (= (select |#valid| 2) 1))) (.cse33 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse34 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse35 (not (= ~g1v~0 0))) (.cse36 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse37 (not (<= ~VALUE2~0 127)))) (and (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 (not (= |add_history_type_#in~history_id| 1)) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse0 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37)))))) (and (let ((.cse1 (= add_history_type_~history_id 0))) (or .cse0 (and (= add_history_type_~tmp~0 (mod add_history_type_~ini_bool~0 256)) .cse1) .cse2 (and (= add_history_type_~var~0 0) .cse1))) (or .cse2 (let ((.cse3 (+ 2 add_history_type_~ini_int~0))) (and (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (<= 0 .cse3) (<= .cse3 0) (<= 0 add_history_type_~history_id) (<= add_history_type_~history_id 1))))))) [2022-11-23 13:50:16,565 INFO L899 garLoopResultBuilder]: For program point L95(lines 95 97) no Hoare annotation was computed. [2022-11-23 13:50:16,565 INFO L899 garLoopResultBuilder]: For program point L87(lines 87 98) no Hoare annotation was computed. [2022-11-23 13:50:16,566 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 85) no Hoare annotation was computed. [2022-11-23 13:50:16,566 INFO L899 garLoopResultBuilder]: For program point add_history_typeEXIT(lines 60 103) no Hoare annotation was computed. [2022-11-23 13:50:16,566 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 98) no Hoare annotation was computed. [2022-11-23 13:50:16,566 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (let ((.cse34 (select |#memory_int| 1))) (let ((.cse0 (not (<= ~votedValue_History_0~0 127))) (.cse1 (not (= ~g3v_old~0 0))) (.cse2 (not (= ~g3v_new~0 0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (= ~g1v_new~0 0))) (.cse5 (not (= (select .cse34 0) 48))) (.cse6 (not (= |#NULL.offset| 0))) (.cse7 (not (= ~g2v~0 0))) (.cse8 (not (<= ~VALUE1~0 127))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= (select |#length| 2) 50))) (.cse11 (not (= ~g2v_new~0 0))) (.cse12 (not (< 0 |#StackHeapBarrier|))) (.cse13 (not (= (select |#valid| 3) 1))) (.cse14 (not (= ~g1v_old~0 0))) (.cse15 (not (= (select |#length| 3) 12))) (.cse16 (not (= (select |#valid| 0) 0))) (.cse17 (not (= (select .cse34 1) 0))) (.cse18 (not (= ~g3v~0 0))) (.cse19 (not (= (select |#valid| 1) 1))) (.cse20 (not (<= ~votedValue_History_2~0 127))) (.cse21 (not (= ~g2v_old~0 0))) (.cse22 (not (= |#NULL.base| 0))) (.cse23 (not (= (+ ~nomsg~0 1) 0))) (.cse24 (not (<= ~votedValue_History_1~0 127))) (.cse25 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse26 (not (<= ~VALUE3~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse28 (not (= (select |#valid| 2) 1))) (.cse29 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse30 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse31 (not (= ~g1v~0 0))) (.cse32 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse33 (not (<= ~VALUE2~0 127)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (not (= |add_history_type_#in~history_id| 1)) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |add_history_type_#in~history_id| 0)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33)))) [2022-11-23 13:50:16,567 INFO L899 garLoopResultBuilder]: For program point L88-1(line 88) no Hoare annotation was computed. [2022-11-23 13:50:16,567 INFO L902 garLoopResultBuilder]: At program point add_history_typeENTRY(lines 60 103) the Hoare annotation is: true [2022-11-23 13:50:16,567 INFO L895 garLoopResultBuilder]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= |add_history_type_#in~history_id| 0))) (or (let ((.cse1 (+ 2 add_history_type_~ini_int~0))) (and .cse0 (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (= add_history_type_~history_id 0) (<= 0 .cse1) (<= .cse1 0) (<= add_history_type_~var~0 3))) (let ((.cse36 (select |#memory_int| 1))) (let ((.cse2 (not (<= ~votedValue_History_0~0 127))) (.cse3 (not (= ~g3v_old~0 0))) (.cse4 (not (= ~g3v_new~0 0))) (.cse5 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse6 (not (= ~g1v_new~0 0))) (.cse7 (not (= (select .cse36 0) 48))) (.cse8 (not (= |#NULL.offset| 0))) (.cse9 (not (= ~g2v~0 0))) (.cse10 (not (<= ~VALUE1~0 127))) (.cse11 (not (= 2 (select |#length| 1)))) (.cse12 (not (= (select |#length| 2) 50))) (.cse13 (not (= ~g2v_new~0 0))) (.cse14 (not (< 0 |#StackHeapBarrier|))) (.cse15 (not (= (select |#valid| 3) 1))) (.cse16 (not (= ~g1v_old~0 0))) (.cse17 (not (= (select |#length| 3) 12))) (.cse18 (not (= (select |#valid| 0) 0))) (.cse19 (not (= (select .cse36 1) 0))) (.cse20 (not (= ~g3v~0 0))) (.cse21 (not (= (select |#valid| 1) 1))) (.cse22 (not (<= ~votedValue_History_2~0 127))) (.cse23 (not (= ~g2v_old~0 0))) (.cse24 (not (= |#NULL.base| 0))) (.cse25 (not (= (+ ~nomsg~0 1) 0))) (.cse26 (not (<= ~votedValue_History_1~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse28 (not (<= ~VALUE3~0 127))) (.cse29 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse30 (not (= (select |#valid| 2) 1))) (.cse31 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse32 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse33 (not (= ~g1v~0 0))) (.cse34 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse35 (not (<= ~VALUE2~0 127)))) (and (or .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (not (= |add_history_type_#in~history_id| 1)) .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35) (or .cse2 .cse3 .cse4 .cse5 .cse6 (not .cse0) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35)))))) [2022-11-23 13:50:16,568 INFO L899 garLoopResultBuilder]: For program point L76-1(line 76) no Hoare annotation was computed. [2022-11-23 13:50:16,568 INFO L899 garLoopResultBuilder]: For program point add_history_typeFINAL(lines 60 103) no Hoare annotation was computed. [2022-11-23 13:50:16,568 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 36 38) the Hoare annotation is: true [2022-11-23 13:50:16,568 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 36 38) no Hoare annotation was computed. [2022-11-23 13:50:16,568 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 200) no Hoare annotation was computed. [2022-11-23 13:50:16,568 INFO L899 garLoopResultBuilder]: For program point write_history_boolEXIT(lines 179 203) no Hoare annotation was computed. [2022-11-23 13:50:16,569 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 200) no Hoare annotation was computed. [2022-11-23 13:50:16,569 INFO L902 garLoopResultBuilder]: At program point write_history_boolENTRY(lines 179 203) the Hoare annotation is: true [2022-11-23 13:50:16,569 INFO L902 garLoopResultBuilder]: At program point L199(line 199) the Hoare annotation is: true [2022-11-23 13:50:16,569 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 179 203) no Hoare annotation was computed. [2022-11-23 13:50:16,569 INFO L899 garLoopResultBuilder]: For program point L194(lines 194 200) no Hoare annotation was computed. [2022-11-23 13:50:16,573 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:50:16,575 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 13:50:16,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:50:16 BoogieIcfgContainer [2022-11-23 13:50:16,632 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 13:50:16,632 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 13:50:16,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 13:50:16,633 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 13:50:16,633 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:37" (3/4) ... [2022-11-23 13:50:16,636 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 13:50:16,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_int8 [2022-11-23 13:50:16,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_bool [2022-11-23 13:50:16,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2022-11-23 13:50:16,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_history_type [2022-11-23 13:50:16,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-23 13:50:16,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure write_history_bool [2022-11-23 13:50:16,651 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2022-11-23 13:50:16,652 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-23 13:50:16,653 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 13:50:16,654 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 13:50:16,680 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 0 [2022-11-23 13:50:16,681 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(unknown-#in~history_id-unknown == 0) || (tmp == ini_bool % 256 && history_id == 0)) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(unknown-#length-unknown[2] == 50)) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#in~history_id-unknown == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#in~history_id-unknown == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(unknown-#length-unknown[2] == 50)) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) || (var == 0 && history_id == 0)) && ((((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(unknown-#length-unknown[2] == 50)) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#in~history_id-unknown == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#in~history_id-unknown == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(unknown-#length-unknown[2] == 50)) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127))) || (((((0 <= var && ini_bool == 0) && 0 <= 2 + ini_int) && 2 + ini_int <= 0) && 0 <= history_id) && history_id <= 1)) [2022-11-23 13:50:16,728 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 13:50:16,728 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 13:50:16,729 INFO L158 Benchmark]: Toolchain (without parser) took 40462.09ms. Allocated memory was 180.4MB in the beginning and 323.0MB in the end (delta: 142.6MB). Free memory was 134.9MB in the beginning and 161.2MB in the end (delta: -26.2MB). Peak memory consumption was 118.5MB. Max. memory is 16.1GB. [2022-11-23 13:50:16,729 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:50:16,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.91ms. Allocated memory is still 180.4MB. Free memory was 134.4MB in the beginning and 118.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 13:50:16,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.14ms. Allocated memory is still 180.4MB. Free memory was 118.4MB in the beginning and 115.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 13:50:16,730 INFO L158 Benchmark]: Boogie Preprocessor took 36.76ms. Allocated memory is still 180.4MB. Free memory was 115.5MB in the beginning and 113.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 13:50:16,730 INFO L158 Benchmark]: RCFGBuilder took 1067.00ms. Allocated memory is still 180.4MB. Free memory was 113.4MB in the beginning and 128.8MB in the end (delta: -15.5MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2022-11-23 13:50:16,731 INFO L158 Benchmark]: TraceAbstraction took 38692.41ms. Allocated memory was 180.4MB in the beginning and 323.0MB in the end (delta: 142.6MB). Free memory was 128.8MB in the beginning and 170.6MB in the end (delta: -41.8MB). Peak memory consumption was 176.7MB. Max. memory is 16.1GB. [2022-11-23 13:50:16,731 INFO L158 Benchmark]: Witness Printer took 95.77ms. Allocated memory is still 323.0MB. Free memory was 170.6MB in the beginning and 161.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 13:50:16,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.91ms. Allocated memory is still 180.4MB. Free memory was 134.4MB in the beginning and 118.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.14ms. Allocated memory is still 180.4MB. Free memory was 118.4MB in the beginning and 115.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.76ms. Allocated memory is still 180.4MB. Free memory was 115.5MB in the beginning and 113.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1067.00ms. Allocated memory is still 180.4MB. Free memory was 113.4MB in the beginning and 128.8MB in the end (delta: -15.5MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * TraceAbstraction took 38692.41ms. Allocated memory was 180.4MB in the beginning and 323.0MB in the end (delta: 142.6MB). Free memory was 128.8MB in the beginning and 170.6MB in the end (delta: -41.8MB). Peak memory consumption was 176.7MB. Max. memory is 16.1GB. * Witness Printer took 95.77ms. Allocated memory is still 323.0MB. Free memory was 170.6MB in the beginning and 161.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. 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 - PositiveResult [Line: 533]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 143 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.6s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 15.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 395 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 330 mSDsluCounter, 5234 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4014 mSDsCounter, 43 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1861 IncrementalHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 43 mSolverCounterUnsat, 1220 mSDtfsCounter, 1861 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 293 GetRequests, 207 SyntacticMatches, 10 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 599 ImplicationChecksByTransitivity, 22.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=180occurred in iteration=6, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 118 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 533 PreInvPairs, 546 NumberOfFragments, 3193 HoareAnnotationTreeSize, 533 FomulaSimplifications, 55 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 6625 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 344 ConstructedInterpolants, 0 QuantifiedInterpolants, 455 SizeOfPredicates, 0 NumberOfNonLiveVariables, 336 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 87/103 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: OVERALL_TIME: 5.9s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 75, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 134, TOOLS_POST_TIME: 2.3s, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME: 1.0s, TOOLS_POST_RETURN_APPLICATIONS: 46, TOOLS_POST_RETURN_TIME: 1.2s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 234, TOOLS_QUANTIFIERELIM_TIME: 4.3s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 276, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 53, DOMAIN_JOIN_TIME: 1.0s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 75, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME: 2.6s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 2.6s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 46, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME: 0.8s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.8s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 740, DAG_COMPRESSION_RETAINED_NODES: 169, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: \result == 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 339]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (((!(unknown-#in~history_id-unknown == 0) || (tmp == ini_bool % 256 && history_id == 0)) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(unknown-#length-unknown[2] == 50)) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#in~history_id-unknown == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#in~history_id-unknown == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(unknown-#length-unknown[2] == 50)) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) || (var == 0 && history_id == 0)) && ((((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(unknown-#length-unknown[2] == 50)) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#in~history_id-unknown == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#in~history_id-unknown == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(unknown-#length-unknown[2] == 50)) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127))) || (((((0 <= var && ini_bool == 0) && 0 <= 2 + ini_int) && 2 + ini_int <= 0) && 0 <= history_id) && history_id <= 1)) RESULT: Ultimate proved your program to be correct! [2022-11-23 13:50:16,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056c5898-f485-4ffc-996c-f70a4407c23b/bin/utaipan-Q6hlc19bkW/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 Result: TRUE