./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2354c4d30c0335eb0a6c6e03cf8d087a440768412264986840e048ded8afea74 --- 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-2329fc7 [2022-12-13 18:01:55,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:01:55,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:01:55,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:01:55,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:01:55,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:01:55,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:01:55,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:01:55,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:01:55,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:01:55,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:01:55,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:01:55,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:01:55,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:01:55,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:01:55,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:01:55,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:01:55,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:01:55,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:01:55,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:01:55,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:01:55,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:01:55,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:01:55,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:01:55,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:01:55,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:01:55,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:01:55,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:01:55,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:01:55,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:01:55,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:01:55,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:01:55,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:01:55,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:01:55,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:01:55,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:01:55,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:01:55,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:01:55,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:01:55,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:01:55,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:01:55,306 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 18:01:55,321 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:01:55,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:01:55,321 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:01:55,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:01:55,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:01:55,322 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:01:55,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:01:55,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:01:55,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:01:55,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:01:55,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:01:55,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:01:55,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:01:55,325 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2354c4d30c0335eb0a6c6e03cf8d087a440768412264986840e048ded8afea74 [2022-12-13 18:01:55,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:01:55,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:01:55,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:01:55,542 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:01:55,542 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:01:55,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-12-13 18:01:58,192 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:01:58,325 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:01:58,326 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-12-13 18:01:58,332 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/data/1db7b6fad/4e93a8b1fa9946df90eafb7c5af229be/FLAG65d45c48e [2022-12-13 18:01:58,343 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/data/1db7b6fad/4e93a8b1fa9946df90eafb7c5af229be [2022-12-13 18:01:58,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:01:58,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:01:58,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:01:58,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:01:58,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:01:58,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630a4a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58, skipping insertion in model container [2022-12-13 18:01:58,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:01:58,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:01:58,530 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_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c[14700,14713] [2022-12-13 18:01:58,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:01:58,538 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 18:01:58,581 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_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c[14700,14713] [2022-12-13 18:01:58,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:01:58,593 INFO L208 MainTranslator]: Completed translation [2022-12-13 18:01:58,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58 WrapperNode [2022-12-13 18:01:58,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:01:58,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 18:01:58,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 18:01:58,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 18:01:58,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,630 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 484 [2022-12-13 18:01:58,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 18:01:58,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 18:01:58,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 18:01:58,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 18:01:58,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,657 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 18:01:58,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 18:01:58,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 18:01:58,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 18:01:58,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (1/1) ... [2022-12-13 18:01:58,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:01:58,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:01:58,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 18:01:58,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 18:01:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2022-12-13 18:01:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2022-12-13 18:01:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 18:01:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2022-12-13 18:01:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2022-12-13 18:01:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-12-13 18:01:58,721 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-12-13 18:01:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2022-12-13 18:01:58,721 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2022-12-13 18:01:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 18:01:58,721 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 18:01:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 18:01:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2022-12-13 18:01:58,721 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2022-12-13 18:01:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 18:01:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 18:01:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2022-12-13 18:01:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2022-12-13 18:01:58,810 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 18:01:58,812 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 18:01:59,194 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 18:01:59,201 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 18:01:59,201 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 18:01:59,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:01:59 BoogieIcfgContainer [2022-12-13 18:01:59,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 18:01:59,205 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 18:01:59,205 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 18:01:59,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 18:01:59,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 06:01:58" (1/3) ... [2022-12-13 18:01:59,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6419c0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:01:59, skipping insertion in model container [2022-12-13 18:01:59,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:01:58" (2/3) ... [2022-12-13 18:01:59,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6419c0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:01:59, skipping insertion in model container [2022-12-13 18:01:59,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:01:59" (3/3) ... [2022-12-13 18:01:59,209 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-12-13 18:01:59,234 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 18:01:59,234 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 18:01:59,288 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 18:01:59,294 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2f3e7770, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 18:01:59,295 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 18:01:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand has 184 states, 143 states have (on average 1.5524475524475525) internal successors, (222), 145 states have internal predecessors, (222), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2022-12-13 18:01:59,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-13 18:01:59,310 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:01:59,311 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:01:59,311 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 18:01:59,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:01:59,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1040018959, now seen corresponding path program 1 times [2022-12-13 18:01:59,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:01:59,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627944885] [2022-12-13 18:01:59,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:01:59,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:01:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:01:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 18:01:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 18:01:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 18:01:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 18:01:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 18:01:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 18:01:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 18:01:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,591 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 18:01:59,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:01:59,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627944885] [2022-12-13 18:01:59,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627944885] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:01:59,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:01:59,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 18:01:59,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027313451] [2022-12-13 18:01:59,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:01:59,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 18:01:59,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:01:59,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 18:01:59,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 18:01:59,635 INFO L87 Difference]: Start difference. First operand has 184 states, 143 states have (on average 1.5524475524475525) internal successors, (222), 145 states have internal predecessors, (222), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 18:01:59,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:01:59,673 INFO L93 Difference]: Finished difference Result 352 states and 568 transitions. [2022-12-13 18:01:59,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 18:01:59,675 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 71 [2022-12-13 18:01:59,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:01:59,681 INFO L225 Difference]: With dead ends: 352 [2022-12-13 18:01:59,682 INFO L226 Difference]: Without dead ends: 179 [2022-12-13 18:01:59,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 18:01:59,687 INFO L413 NwaCegarLoop]: 281 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:01:59,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 18:01:59,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2022-12-13 18:01:59,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2022-12-13 18:01:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 139 states have (on average 1.539568345323741) internal successors, (214), 140 states have internal predecessors, (214), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2022-12-13 18:01:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 276 transitions. [2022-12-13 18:01:59,724 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 276 transitions. Word has length 71 [2022-12-13 18:01:59,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:01:59,725 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 276 transitions. [2022-12-13 18:01:59,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 18:01:59,725 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 276 transitions. [2022-12-13 18:01:59,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-13 18:01:59,727 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:01:59,728 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:01:59,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 18:01:59,728 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 18:01:59,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:01:59,728 INFO L85 PathProgramCache]: Analyzing trace with hash -276598667, now seen corresponding path program 1 times [2022-12-13 18:01:59,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:01:59,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87640020] [2022-12-13 18:01:59,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:01:59,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:01:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:01:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 18:01:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 18:01:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 18:01:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 18:01:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 18:01:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 18:01:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 18:01:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:01:59,902 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 18:01:59,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:01:59,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87640020] [2022-12-13 18:01:59,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87640020] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:01:59,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788994912] [2022-12-13 18:01:59,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:01:59,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:01:59,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:01:59,905 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:01:59,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 18:02:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 18:02:00,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:02:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:02:00,107 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:02:00,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1788994912] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:02:00,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 18:02:00,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2022-12-13 18:02:00,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161753078] [2022-12-13 18:02:00,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:02:00,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:02:00,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:02:00,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:02:00,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 18:02:00,109 INFO L87 Difference]: Start difference. First operand 179 states and 276 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-13 18:02:00,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:02:00,397 INFO L93 Difference]: Finished difference Result 500 states and 771 transitions. [2022-12-13 18:02:00,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:02:00,398 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 71 [2022-12-13 18:02:00,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:02:00,402 INFO L225 Difference]: With dead ends: 500 [2022-12-13 18:02:00,402 INFO L226 Difference]: Without dead ends: 338 [2022-12-13 18:02:00,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-12-13 18:02:00,404 INFO L413 NwaCegarLoop]: 262 mSDtfsCounter, 680 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 18:02:00,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [680 Valid, 738 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 18:02:00,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-12-13 18:02:00,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 228. [2022-12-13 18:02:00,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 181 states have (on average 1.5193370165745856) internal successors, (275), 182 states have internal predecessors, (275), 35 states have call successors, (35), 10 states have call predecessors, (35), 10 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-12-13 18:02:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 345 transitions. [2022-12-13 18:02:00,427 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 345 transitions. Word has length 71 [2022-12-13 18:02:00,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:02:00,427 INFO L495 AbstractCegarLoop]: Abstraction has 228 states and 345 transitions. [2022-12-13 18:02:00,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-13 18:02:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 345 transitions. [2022-12-13 18:02:00,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-13 18:02:00,429 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:02:00,429 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:02:00,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 18:02:00,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:02:00,631 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 18:02:00,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:02:00,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1825124831, now seen corresponding path program 1 times [2022-12-13 18:02:00,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:02:00,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761659791] [2022-12-13 18:02:00,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:02:00,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:02:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:02:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 18:02:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 18:02:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:02:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:02:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 18:02:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 18:02:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 18:02:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 18:02:00,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:02:00,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761659791] [2022-12-13 18:02:00,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761659791] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:02:00,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225194292] [2022-12-13 18:02:00,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:02:00,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:02:00,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:02:00,855 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:02:00,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 18:02:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:00,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 18:02:00,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:02:00,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:02:00,998 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:02:00,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225194292] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:02:00,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 18:02:00,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2022-12-13 18:02:00,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010908731] [2022-12-13 18:02:00,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:02:00,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:02:00,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:02:00,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:02:00,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 18:02:01,000 INFO L87 Difference]: Start difference. First operand 228 states and 345 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-13 18:02:01,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:02:01,226 INFO L93 Difference]: Finished difference Result 501 states and 771 transitions. [2022-12-13 18:02:01,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:02:01,227 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 72 [2022-12-13 18:02:01,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:02:01,230 INFO L225 Difference]: With dead ends: 501 [2022-12-13 18:02:01,230 INFO L226 Difference]: Without dead ends: 339 [2022-12-13 18:02:01,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-12-13 18:02:01,232 INFO L413 NwaCegarLoop]: 262 mSDtfsCounter, 677 mSDsluCounter, 478 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 677 SdHoareTripleChecker+Valid, 740 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 18:02:01,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [677 Valid, 740 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 18:02:01,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2022-12-13 18:02:01,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 230. [2022-12-13 18:02:01,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 183 states have (on average 1.5136612021857923) internal successors, (277), 184 states have internal predecessors, (277), 35 states have call successors, (35), 10 states have call predecessors, (35), 10 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-12-13 18:02:01,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 347 transitions. [2022-12-13 18:02:01,265 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 347 transitions. Word has length 72 [2022-12-13 18:02:01,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:02:01,265 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 347 transitions. [2022-12-13 18:02:01,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-13 18:02:01,265 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 347 transitions. [2022-12-13 18:02:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-13 18:02:01,268 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:02:01,268 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:02:01,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 18:02:01,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:02:01,470 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 18:02:01,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:02:01,472 INFO L85 PathProgramCache]: Analyzing trace with hash 67315185, now seen corresponding path program 1 times [2022-12-13 18:02:01,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:02:01,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57287031] [2022-12-13 18:02:01,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:02:01,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:02:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:02:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 18:02:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 18:02:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:02:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 18:02:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 18:02:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 18:02:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 18:02:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 18:02:01,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:02:01,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57287031] [2022-12-13 18:02:01,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57287031] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:02:01,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [823801176] [2022-12-13 18:02:01,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:02:01,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:02:01,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:02:01,697 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:02:01,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 18:02:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:01,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 18:02:01,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:02:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 18:02:01,854 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:02:01,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [823801176] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:02:01,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 18:02:01,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-12-13 18:02:01,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872309206] [2022-12-13 18:02:01,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:02:01,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:02:01,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:02:01,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:02:01,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:02:01,856 INFO L87 Difference]: Start difference. First operand 230 states and 347 transitions. Second operand has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 18:02:01,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:02:01,891 INFO L93 Difference]: Finished difference Result 230 states and 347 transitions. [2022-12-13 18:02:01,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 18:02:01,892 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 74 [2022-12-13 18:02:01,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:02:01,894 INFO L225 Difference]: With dead ends: 230 [2022-12-13 18:02:01,894 INFO L226 Difference]: Without dead ends: 229 [2022-12-13 18:02:01,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-12-13 18:02:01,895 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 112 mSDsluCounter, 376 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:02:01,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 646 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 18:02:01,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2022-12-13 18:02:01,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2022-12-13 18:02:01,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 183 states have (on average 1.5081967213114753) internal successors, (276), 183 states have internal predecessors, (276), 35 states have call successors, (35), 10 states have call predecessors, (35), 10 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-12-13 18:02:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 346 transitions. [2022-12-13 18:02:01,918 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 346 transitions. Word has length 74 [2022-12-13 18:02:01,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:02:01,919 INFO L495 AbstractCegarLoop]: Abstraction has 229 states and 346 transitions. [2022-12-13 18:02:01,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 18:02:01,919 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 346 transitions. [2022-12-13 18:02:01,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-13 18:02:01,920 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:02:01,921 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:02:01,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 18:02:02,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:02:02,123 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 18:02:02,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:02:02,124 INFO L85 PathProgramCache]: Analyzing trace with hash 2086771257, now seen corresponding path program 1 times [2022-12-13 18:02:02,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:02:02,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168066448] [2022-12-13 18:02:02,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:02:02,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:02:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:02:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 18:02:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 18:02:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:02:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 18:02:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 18:02:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 18:02:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 18:02:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 18:02:02,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:02:02,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168066448] [2022-12-13 18:02:02,320 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168066448] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:02:02,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205390601] [2022-12-13 18:02:02,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:02:02,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:02:02,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:02:02,321 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:02:02,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 18:02:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 18:02:02,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:02:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 18:02:02,476 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:02:02,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205390601] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:02:02,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 18:02:02,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-12-13 18:02:02,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122936063] [2022-12-13 18:02:02,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:02:02,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:02:02,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:02:02,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:02:02,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:02:02,478 INFO L87 Difference]: Start difference. First operand 229 states and 346 transitions. Second operand has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 18:02:02,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:02:02,516 INFO L93 Difference]: Finished difference Result 310 states and 478 transitions. [2022-12-13 18:02:02,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 18:02:02,517 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 75 [2022-12-13 18:02:02,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:02:02,519 INFO L225 Difference]: With dead ends: 310 [2022-12-13 18:02:02,519 INFO L226 Difference]: Without dead ends: 309 [2022-12-13 18:02:02,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-12-13 18:02:02,520 INFO L413 NwaCegarLoop]: 297 mSDtfsCounter, 103 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 860 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:02:02,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 860 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 18:02:02,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2022-12-13 18:02:02,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 309. [2022-12-13 18:02:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 240 states have (on average 1.5041666666666667) internal successors, (361), 240 states have internal predecessors, (361), 58 states have call successors, (58), 10 states have call predecessors, (58), 10 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-13 18:02:02,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 477 transitions. [2022-12-13 18:02:02,543 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 477 transitions. Word has length 75 [2022-12-13 18:02:02,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:02:02,543 INFO L495 AbstractCegarLoop]: Abstraction has 309 states and 477 transitions. [2022-12-13 18:02:02,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 18:02:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 477 transitions. [2022-12-13 18:02:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-13 18:02:02,545 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:02:02,545 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:02:02,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 18:02:02,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:02:02,747 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 18:02:02,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:02:02,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1443588411, now seen corresponding path program 1 times [2022-12-13 18:02:02,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:02:02,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233282059] [2022-12-13 18:02:02,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:02:02,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:02:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:02:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 18:02:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 18:02:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:02:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 18:02:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 18:02:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 18:02:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 18:02:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 18:02:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 18:02:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 18:02:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 18:02:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 18:02:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 18:02:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 18:02:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:02,977 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-12-13 18:02:02,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:02:02,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233282059] [2022-12-13 18:02:02,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233282059] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:02:02,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980347355] [2022-12-13 18:02:02,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:02:02,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:02:02,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:02:02,978 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:02:02,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 18:02:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:02:03,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 18:02:03,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:02:03,198 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-12-13 18:02:03,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 18:02:03,331 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-12-13 18:02:03,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980347355] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 18:02:03,332 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 18:02:03,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 14 [2022-12-13 18:02:03,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595517037] [2022-12-13 18:02:03,332 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 18:02:03,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-13 18:02:03,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:02:03,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-13 18:02:03,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-12-13 18:02:03,334 INFO L87 Difference]: Start difference. First operand 309 states and 477 transitions. Second operand has 14 states, 13 states have (on average 13.538461538461538) internal successors, (176), 14 states have internal predecessors, (176), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) [2022-12-13 18:02:03,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:02:03,570 INFO L93 Difference]: Finished difference Result 719 states and 1119 transitions. [2022-12-13 18:02:03,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 18:02:03,571 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 13.538461538461538) internal successors, (176), 14 states have internal predecessors, (176), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) Word has length 137 [2022-12-13 18:02:03,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:02:03,571 INFO L225 Difference]: With dead ends: 719 [2022-12-13 18:02:03,571 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 18:02:03,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2022-12-13 18:02:03,573 INFO L413 NwaCegarLoop]: 316 mSDtfsCounter, 668 mSDsluCounter, 2476 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 2792 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:02:03,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [732 Valid, 2792 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:02:03,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 18:02:03,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 18:02:03,574 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) [2022-12-13 18:02:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 18:02:03,574 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 137 [2022-12-13 18:02:03,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:02:03,574 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 18:02:03,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 13.538461538461538) internal successors, (176), 14 states have internal predecessors, (176), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) [2022-12-13 18:02:03,575 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 18:02:03,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 18:02:03,577 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 18:02:03,578 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 18:02:03,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 18:02:03,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-13 18:02:03,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 18:02:04,466 INFO L902 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: true [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point L187-1(line 187) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 189) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 189) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyEXIT(lines 173 191) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 173 191) the Hoare annotation is: true [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyFINAL(lines 173 191) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 245) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point flip_the_sideFINAL(lines 236 248) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 241 245) no Hoare annotation was computed. [2022-12-13 18:02:04,467 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 236 248) the Hoare annotation is: true [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point flip_the_sideEXIT(lines 236 248) no Hoare annotation was computed. [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyEXIT(lines 113 131) no Hoare annotation was computed. [2022-12-13 18:02:04,468 INFO L902 garLoopResultBuilder]: At program point L127(line 127) the Hoare annotation is: true [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point L127-1(line 127) no Hoare annotation was computed. [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 129) no Hoare annotation was computed. [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyFINAL(lines 113 131) no Hoare annotation was computed. [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 129) no Hoare annotation was computed. [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 129) no Hoare annotation was computed. [2022-12-13 18:02:04,468 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 113 131) the Hoare annotation is: true [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point L619(line 619) no Hoare annotation was computed. [2022-12-13 18:02:04,468 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 612 623) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 612 623) the Hoare annotation is: true [2022-12-13 18:02:04,469 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 621) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L899 garLoopResultBuilder]: For program point L617-2(lines 612 623) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L902 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: true [2022-12-13 18:02:04,469 INFO L899 garLoopResultBuilder]: For program point L97-1(line 97) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 99) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyFINAL(lines 83 101) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 99) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyEXIT(lines 83 101) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L899 garLoopResultBuilder]: For program point L88(lines 88 99) no Hoare annotation was computed. [2022-12-13 18:02:04,469 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 83 101) the Hoare annotation is: true [2022-12-13 18:02:04,470 INFO L895 garLoopResultBuilder]: At program point L564(line 564) the Hoare annotation is: (<= (+ ~nomsg~0 1) 0) [2022-12-13 18:02:04,470 INFO L895 garLoopResultBuilder]: At program point write_side1_failed_history_returnLabel#1(lines 72 82) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,470 INFO L899 garLoopResultBuilder]: For program point L564-1(line 564) no Hoare annotation was computed. [2022-12-13 18:02:04,470 INFO L899 garLoopResultBuilder]: For program point L465(lines 465 481) no Hoare annotation was computed. [2022-12-13 18:02:04,470 INFO L899 garLoopResultBuilder]: For program point L366-1(lines 347 370) no Hoare annotation was computed. [2022-12-13 18:02:04,470 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 370) no Hoare annotation was computed. [2022-12-13 18:02:04,470 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 220) no Hoare annotation was computed. [2022-12-13 18:02:04,470 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2022-12-13 18:02:04,470 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 416) no Hoare annotation was computed. [2022-12-13 18:02:04,471 INFO L899 garLoopResultBuilder]: For program point L466-2(lines 465 481) no Hoare annotation was computed. [2022-12-13 18:02:04,471 INFO L895 garLoopResultBuilder]: At program point L367(line 367) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,471 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 340) no Hoare annotation was computed. [2022-12-13 18:02:04,471 INFO L899 garLoopResultBuilder]: For program point L367-1(line 367) no Hoare annotation was computed. [2022-12-13 18:02:04,471 INFO L895 garLoopResultBuilder]: At program point write_active_side_history_returnLabel#1(lines 132 142) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,471 INFO L895 garLoopResultBuilder]: At program point L582-2(lines 582 608) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483647)) [2022-12-13 18:02:04,471 INFO L899 garLoopResultBuilder]: For program point L582-3(lines 582 608) no Hoare annotation was computed. [2022-12-13 18:02:04,471 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 454) no Hoare annotation was computed. [2022-12-13 18:02:04,471 INFO L895 garLoopResultBuilder]: At program point L450-2(lines 447 454) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,471 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2022-12-13 18:02:04,471 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 469) no Hoare annotation was computed. [2022-12-13 18:02:04,472 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 405) no Hoare annotation was computed. [2022-12-13 18:02:04,472 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2022-12-13 18:02:04,472 INFO L899 garLoopResultBuilder]: For program point L203(lines 203 205) no Hoare annotation was computed. [2022-12-13 18:02:04,472 INFO L895 garLoopResultBuilder]: At program point $Ultimate##84(lines 408 416) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,472 INFO L899 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed. [2022-12-13 18:02:04,472 INFO L895 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,472 INFO L899 garLoopResultBuilder]: For program point L386-1(line 386) no Hoare annotation was computed. [2022-12-13 18:02:04,472 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 223) no Hoare annotation was computed. [2022-12-13 18:02:04,472 INFO L895 garLoopResultBuilder]: At program point Pendulum_prism_task_each_pals_period_returnLabel#1(lines 378 420) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,472 INFO L899 garLoopResultBuilder]: For program point L502(line 502) no Hoare annotation was computed. [2022-12-13 18:02:04,472 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 536) no Hoare annotation was computed. [2022-12-13 18:02:04,473 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2022-12-13 18:02:04,473 INFO L899 garLoopResultBuilder]: For program point L519-1(lines 519 536) no Hoare annotation was computed. [2022-12-13 18:02:04,473 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 517) no Hoare annotation was computed. [2022-12-13 18:02:04,473 INFO L895 garLoopResultBuilder]: At program point L503-1(lines 503 517) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,473 INFO L899 garLoopResultBuilder]: For program point L206(lines 206 208) no Hoare annotation was computed. [2022-12-13 18:02:04,473 INFO L895 garLoopResultBuilder]: At program point L520(line 520) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,473 INFO L895 garLoopResultBuilder]: At program point $Ultimate##63(lines 358 370) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,473 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 501) no Hoare annotation was computed. [2022-12-13 18:02:04,473 INFO L899 garLoopResultBuilder]: For program point L520-1(line 520) no Hoare annotation was computed. [2022-12-13 18:02:04,474 INFO L895 garLoopResultBuilder]: At program point L487-1(lines 487 501) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,474 INFO L895 garLoopResultBuilder]: At program point $Ultimate##69(lines 366 370) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,474 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 18:02:04,474 INFO L895 garLoopResultBuilder]: At program point L504(line 504) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,474 INFO L899 garLoopResultBuilder]: For program point L504-1(line 504) no Hoare annotation was computed. [2022-12-13 18:02:04,474 INFO L899 garLoopResultBuilder]: For program point L471-1(lines 465 481) no Hoare annotation was computed. [2022-12-13 18:02:04,474 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 535) no Hoare annotation was computed. [2022-12-13 18:02:04,474 INFO L895 garLoopResultBuilder]: At program point L488(line 488) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,474 INFO L895 garLoopResultBuilder]: At program point L455(line 455) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,474 INFO L899 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2022-12-13 18:02:04,475 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 313) no Hoare annotation was computed. [2022-12-13 18:02:04,475 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 226) no Hoare annotation was computed. [2022-12-13 18:02:04,475 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 516) no Hoare annotation was computed. [2022-12-13 18:02:04,475 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 474) no Hoare annotation was computed. [2022-12-13 18:02:04,475 INFO L895 garLoopResultBuilder]: At program point $Ultimate##49(lines 309 313) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,475 INFO L895 garLoopResultBuilder]: At program point L522(line 522) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,475 INFO L895 garLoopResultBuilder]: At program point $Ultimate##43(lines 301 313) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,475 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 500) no Hoare annotation was computed. [2022-12-13 18:02:04,475 INFO L899 garLoopResultBuilder]: For program point L522-1(line 522) no Hoare annotation was computed. [2022-12-13 18:02:04,476 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2022-12-13 18:02:04,476 INFO L895 garLoopResultBuilder]: At program point L605(line 605) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,476 INFO L899 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2022-12-13 18:02:04,476 INFO L895 garLoopResultBuilder]: At program point L506(line 506) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,476 INFO L899 garLoopResultBuilder]: For program point L506-1(line 506) no Hoare annotation was computed. [2022-12-13 18:02:04,476 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 211) no Hoare annotation was computed. [2022-12-13 18:02:04,476 INFO L895 garLoopResultBuilder]: At program point L523(line 523) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,476 INFO L895 garLoopResultBuilder]: At program point L490(line 490) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,476 INFO L899 garLoopResultBuilder]: For program point L523-1(line 523) no Hoare annotation was computed. [2022-12-13 18:02:04,476 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 485) no Hoare annotation was computed. [2022-12-13 18:02:04,476 INFO L899 garLoopResultBuilder]: For program point L490-1(line 490) no Hoare annotation was computed. [2022-12-13 18:02:04,476 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 540 611) the Hoare annotation is: true [2022-12-13 18:02:04,476 INFO L895 garLoopResultBuilder]: At program point write_side2_failed_history_returnLabel#1(lines 102 112) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,476 INFO L895 garLoopResultBuilder]: At program point L457-1(lines 457 485) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,477 INFO L895 garLoopResultBuilder]: At program point Side2_activestandby_task_each_pals_period_returnLabel#1(lines 321 377) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 606) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L606(line 606) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L606-1(line 606) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 509) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L408(lines 394 416) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L309-1(lines 290 313) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 534) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 493) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L895 garLoopResultBuilder]: At program point L458(line 458) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L458-1(line 458) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 313) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 606) no Hoare annotation was computed. [2022-12-13 18:02:04,477 INFO L895 garLoopResultBuilder]: At program point write_manual_selection_history_returnLabel#1(lines 162 172) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,477 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 413) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L895 garLoopResultBuilder]: At program point L310(line 310) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 283) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L310-1(line 310) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L895 garLoopResultBuilder]: At program point L525(line 525) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L525-1(line 525) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 484) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 298) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L212(lines 212 214) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L895 garLoopResultBuilder]: At program point L526(line 526) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L526-1(line 526) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L895 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 416) no Hoare annotation was computed. [2022-12-13 18:02:04,478 INFO L895 garLoopResultBuilder]: At program point Console_task_each_pals_period_returnLabel#1(lines 249 263) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,479 INFO L895 garLoopResultBuilder]: At program point L510(line 510) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L510-1(line 510) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 533) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L895 garLoopResultBuilder]: At program point L494(line 494) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 483) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L494-1(line 494) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 232) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L197(lines 197 199) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 515) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L895 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L495(lines 495 499) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L899 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2022-12-13 18:02:04,479 INFO L895 garLoopResultBuilder]: At program point L462(line 462) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L462-1(line 462) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 514) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 370) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 217) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L895 garLoopResultBuilder]: At program point L529(line 529) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 498) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L529-1(line 529) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 482) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L895 garLoopResultBuilder]: At program point check_returnLabel#1(lines 421 539) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 416) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L447(lines 447 454) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 532) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L895 garLoopResultBuilder]: At program point L464(line 464) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,480 INFO L895 garLoopResultBuilder]: At program point init_returnLabel#1(lines 192 235) the Hoare annotation is: (<= (+ ~nomsg~0 1) 0) [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L464-1(line 464) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L895 garLoopResultBuilder]: At program point Side1_activestandby_task_each_pals_period_returnLabel#1(lines 264 320) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L200(lines 200 202) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-12-13 18:02:04,480 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 57 59) the Hoare annotation is: true [2022-12-13 18:02:04,480 INFO L899 garLoopResultBuilder]: For program point L58-2(lines 57 59) no Hoare annotation was computed. [2022-12-13 18:02:04,481 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 57 59) no Hoare annotation was computed. [2022-12-13 18:02:04,481 INFO L902 garLoopResultBuilder]: At program point L157(line 157) the Hoare annotation is: true [2022-12-13 18:02:04,481 INFO L899 garLoopResultBuilder]: For program point L157-1(line 157) no Hoare annotation was computed. [2022-12-13 18:02:04,481 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 159) no Hoare annotation was computed. [2022-12-13 18:02:04,481 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 159) no Hoare annotation was computed. [2022-12-13 18:02:04,481 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 159) no Hoare annotation was computed. [2022-12-13 18:02:04,481 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyEXIT(lines 143 161) no Hoare annotation was computed. [2022-12-13 18:02:04,481 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyFINAL(lines 143 161) no Hoare annotation was computed. [2022-12-13 18:02:04,481 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 143 161) the Hoare annotation is: true [2022-12-13 18:02:04,483 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-12-13 18:02:04,485 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 18:02:04,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 06:02:04 BoogieIcfgContainer [2022-12-13 18:02:04,500 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 18:02:04,500 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 18:02:04,500 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 18:02:04,501 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 18:02:04,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:01:59" (3/4) ... [2022-12-13 18:02:04,504 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 18:02:04,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_manual_selection_history [2022-12-13 18:02:04,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure flip_the_side [2022-12-13 18:02:04,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_side2_failed_history [2022-12-13 18:02:04,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2022-12-13 18:02:04,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_side1_failed_history [2022-12-13 18:02:04,511 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-13 18:02:04,511 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_active_side_history [2022-12-13 18:02:04,519 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-12-13 18:02:04,520 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-13 18:02:04,521 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 18:02:04,522 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 18:02:04,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 [2022-12-13 18:02:04,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 [2022-12-13 18:02:04,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 [2022-12-13 18:02:04,596 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 18:02:04,596 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 18:02:04,596 INFO L158 Benchmark]: Toolchain (without parser) took 6250.04ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 131.5MB in the beginning and 169.6MB in the end (delta: -38.1MB). Peak memory consumption was 116.2MB. Max. memory is 16.1GB. [2022-12-13 18:02:04,597 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 169.9MB. Free memory was 140.8MB in the beginning and 140.8MB in the end (delta: 16.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:02:04,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.41ms. Allocated memory is still 169.9MB. Free memory was 131.5MB in the beginning and 113.7MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 18:02:04,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.35ms. Allocated memory is still 169.9MB. Free memory was 113.7MB in the beginning and 110.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 18:02:04,597 INFO L158 Benchmark]: Boogie Preprocessor took 31.55ms. Allocated memory is still 169.9MB. Free memory was 110.5MB in the beginning and 108.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 18:02:04,598 INFO L158 Benchmark]: RCFGBuilder took 539.79ms. Allocated memory is still 169.9MB. Free memory was 108.0MB in the beginning and 76.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-13 18:02:04,598 INFO L158 Benchmark]: TraceAbstraction took 5295.36ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 75.4MB in the beginning and 60.0MB in the end (delta: 15.5MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2022-12-13 18:02:04,598 INFO L158 Benchmark]: Witness Printer took 95.50ms. Allocated memory is still 205.5MB. Free memory was 60.0MB in the beginning and 169.6MB in the end (delta: -109.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 18:02:04,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 169.9MB. Free memory was 140.8MB in the beginning and 140.8MB in the end (delta: 16.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.41ms. Allocated memory is still 169.9MB. Free memory was 131.5MB in the beginning and 113.7MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.35ms. Allocated memory is still 169.9MB. Free memory was 113.7MB in the beginning and 110.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.55ms. Allocated memory is still 169.9MB. Free memory was 110.5MB in the beginning and 108.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 539.79ms. Allocated memory is still 169.9MB. Free memory was 108.0MB in the beginning and 76.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 5295.36ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 75.4MB in the beginning and 60.0MB in the end (delta: 15.5MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * Witness Printer took 95.50ms. Allocated memory is still 205.5MB. Free memory was 60.0MB in the beginning and 169.6MB in the end (delta: -109.6MB). Peak memory consumption was 6.3MB. 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: 606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 184 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 5.2s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2342 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2240 mSDsluCounter, 6057 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4369 mSDsCounter, 208 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 554 IncrementalHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 208 mSolverCounterUnsat, 1688 mSDtfsCounter, 554 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 712 GetRequests, 661 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=309occurred in iteration=5, InterpolantAutomatonStates: 35, 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, 6 MinimizatonAttempts, 219 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 452 PreInvPairs, 579 NumberOfFragments, 544 HoareAnnotationTreeSize, 452 FomulaSimplifications, 4922 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 1738 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 929 NumberOfCodeBlocks, 929 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1054 ConstructedInterpolants, 0 QuantifiedInterpolants, 1748 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2375 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 244/330 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: nomsg + 1 <= 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483647 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 RESULT: Ultimate proved your program to be correct! [2022-12-13 18:02:04,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e1730eb-d3ee-4cbc-97b1-f71c1a58606f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE