./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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/config/TaipanReach.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_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh --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 Taipan --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 [2022-12-14 10:39:00,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:39:00,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:39:00,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:39:00,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:39:00,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:39:00,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:39:00,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:39:00,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:39:00,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:39:00,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:39:00,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:39:00,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:39:00,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:39:00,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:39:00,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:39:00,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:39:00,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:39:00,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:39:00,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:39:00,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:39:00,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:39:00,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:39:00,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:39:00,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:39:00,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:39:00,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:39:00,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:39:00,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:39:00,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:39:00,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:39:00,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:39:00,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:39:00,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:39:00,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:39:00,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:39:00,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:39:00,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:39:00,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:39:00,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:39:00,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:39:00,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-12-14 10:39:00,207 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:39:00,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:39:00,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:39:00,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:39:00,208 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:39:00,208 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:39:00,208 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:39:00,208 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:39:00,209 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:39:00,209 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 10:39:00,209 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:39:00,209 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:39:00,209 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 10:39:00,209 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 10:39:00,209 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:39:00,210 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 10:39:00,210 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 10:39:00,210 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 10:39:00,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:39:00,211 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 10:39:00,211 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 10:39:00,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 10:39:00,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 10:39:00,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:39:00,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:39:00,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:39:00,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:39:00,212 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 10:39:00,212 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 10:39:00,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:39:00,212 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:39:00,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:39:00,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:39:00,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:39:00,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:39:00,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:39:00,213 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 10:39:00,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:39:00,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:39:00,214 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 10:39:00,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 10:39:00,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:39:00,214 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:39:00,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2354c4d30c0335eb0a6c6e03cf8d087a440768412264986840e048ded8afea74 [2022-12-14 10:39:00,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:39:00,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:39:00,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:39:00,414 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:39:00,414 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:39:00,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-12-14 10:39:02,919 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:39:03,108 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:39:03,108 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-12-14 10:39:03,116 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/data/849991533/28a299034b2747d69afdc74450c0afc5/FLAG979e48467 [2022-12-14 10:39:03,127 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/data/849991533/28a299034b2747d69afdc74450c0afc5 [2022-12-14 10:39:03,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:39:03,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:39:03,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:39:03,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:39:03,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:39:03,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e20b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03, skipping insertion in model container [2022-12-14 10:39:03,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:39:03,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:39:03,320 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_30e672e9-c6e8-4746-b839-c08aa70f948c/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c[14700,14713] [2022-12-14 10:39:03,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:39:03,329 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 10:39:03,371 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_30e672e9-c6e8-4746-b839-c08aa70f948c/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c[14700,14713] [2022-12-14 10:39:03,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:39:03,382 INFO L208 MainTranslator]: Completed translation [2022-12-14 10:39:03,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03 WrapperNode [2022-12-14 10:39:03,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 10:39:03,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 10:39:03,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 10:39:03,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 10:39:03,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,421 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 484 [2022-12-14 10:39:03,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 10:39:03,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 10:39:03,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 10:39:03,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 10:39:03,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,444 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 10:39:03,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 10:39:03,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 10:39:03,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 10:39:03,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (1/1) ... [2022-12-14 10:39:03,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:39:03,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:39:03,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 10:39:03,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 10:39:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2022-12-14 10:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2022-12-14 10:39:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 10:39:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2022-12-14 10:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2022-12-14 10:39:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-12-14 10:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-12-14 10:39:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2022-12-14 10:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2022-12-14 10:39:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 10:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 10:39:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 10:39:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2022-12-14 10:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2022-12-14 10:39:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 10:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 10:39:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2022-12-14 10:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2022-12-14 10:39:03,599 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 10:39:03,601 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 10:39:03,992 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 10:39:04,087 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 10:39:04,087 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 10:39:04,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:39:04 BoogieIcfgContainer [2022-12-14 10:39:04,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 10:39:04,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 10:39:04,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 10:39:04,094 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 10:39:04,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:39:03" (1/3) ... [2022-12-14 10:39:04,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffe41b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:39:04, skipping insertion in model container [2022-12-14 10:39:04,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:39:03" (2/3) ... [2022-12-14 10:39:04,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffe41b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:39:04, skipping insertion in model container [2022-12-14 10:39:04,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:39:04" (3/3) ... [2022-12-14 10:39:04,096 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-12-14 10:39:04,111 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 10:39:04,111 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-14 10:39:04,149 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 10:39:04,154 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@150b816f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 10:39:04,154 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-14 10:39:04,157 INFO L276 IsEmpty]: Start isEmpty. Operand has 150 states, 109 states have (on average 1.5412844036697249) internal successors, (168), 111 states have internal predecessors, (168), 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) [2022-12-14 10:39:04,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 10:39:04,166 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:39:04,166 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 10:39:04,167 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-14 10:39:04,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:39:04,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1555816475, now seen corresponding path program 1 times [2022-12-14 10:39:04,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:39:04,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070756384] [2022-12-14 10:39:04,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:39:04,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:39:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:39:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 10:39:04,498 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:39:04,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070756384] [2022-12-14 10:39:04,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070756384] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:39:04,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:39:04,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 10:39:04,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275303400] [2022-12-14 10:39:04,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:39:04,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 10:39:04,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:39:04,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 10:39:04,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 10:39:04,526 INFO L87 Difference]: Start difference. First operand has 150 states, 109 states have (on average 1.5412844036697249) internal successors, (168), 111 states have internal predecessors, (168), 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 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 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) [2022-12-14 10:39:04,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:39:04,626 INFO L93 Difference]: Finished difference Result 259 states and 409 transitions. [2022-12-14 10:39:04,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 10:39:04,628 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 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 55 [2022-12-14 10:39:04,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:39:04,636 INFO L225 Difference]: With dead ends: 259 [2022-12-14 10:39:04,636 INFO L226 Difference]: Without dead ends: 255 [2022-12-14 10:39:04,638 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 10:39:04,640 INFO L413 NwaCegarLoop]: 244 mSDtfsCounter, 107 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 703 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 10:39:04,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 703 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 10:39:04,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-12-14 10:39:04,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2022-12-14 10:39:04,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 189 states have (on average 1.5396825396825398) internal successors, (291), 190 states have internal predecessors, (291), 57 states have call successors, (57), 7 states have call predecessors, (57), 7 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2022-12-14 10:39:04,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 405 transitions. [2022-12-14 10:39:04,687 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 405 transitions. Word has length 55 [2022-12-14 10:39:04,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:39:04,688 INFO L495 AbstractCegarLoop]: Abstraction has 255 states and 405 transitions. [2022-12-14 10:39:04,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 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) [2022-12-14 10:39:04,688 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 405 transitions. [2022-12-14 10:39:04,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 10:39:04,692 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:39:04,692 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:39:04,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 10:39:04,693 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-14 10:39:04,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:39:04,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1022053543, now seen corresponding path program 1 times [2022-12-14 10:39:04,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:39:04,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331657056] [2022-12-14 10:39:04,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:39:04,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:39:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:39:05,080 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-12-14 10:39:05,080 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:39:05,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331657056] [2022-12-14 10:39:05,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331657056] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:39:05,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503327372] [2022-12-14 10:39:05,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:39:05,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:39:05,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:39:05,082 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:39:05,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 10:39:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:39:05,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 10:39:05,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:39:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 10:39:05,312 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:39:05,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [503327372] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:39:05,312 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 10:39:05,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-12-14 10:39:05,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329116923] [2022-12-14 10:39:05,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:39:05,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 10:39:05,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:39:05,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 10:39:05,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-12-14 10:39:05,316 INFO L87 Difference]: Start difference. First operand 255 states and 405 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-12-14 10:39:05,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:39:05,587 INFO L93 Difference]: Finished difference Result 513 states and 808 transitions. [2022-12-14 10:39:05,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 10:39:05,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 106 [2022-12-14 10:39:05,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:39:05,589 INFO L225 Difference]: With dead ends: 513 [2022-12-14 10:39:05,589 INFO L226 Difference]: Without dead ends: 289 [2022-12-14 10:39:05,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-12-14 10:39:05,592 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 586 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 10:39:05,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [586 Valid, 595 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 10:39:05,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2022-12-14 10:39:05,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 266. [2022-12-14 10:39:05,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 196 states have (on average 1.5204081632653061) internal successors, (298), 197 states have internal predecessors, (298), 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) [2022-12-14 10:39:05,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 414 transitions. [2022-12-14 10:39:05,615 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 414 transitions. Word has length 106 [2022-12-14 10:39:05,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:39:05,615 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 414 transitions. [2022-12-14 10:39:05,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-12-14 10:39:05,615 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 414 transitions. [2022-12-14 10:39:05,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 10:39:05,618 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:39:05,618 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:39:05,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 10:39:05,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:39:05,819 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-14 10:39:05,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:39:05,820 INFO L85 PathProgramCache]: Analyzing trace with hash -448569897, now seen corresponding path program 1 times [2022-12-14 10:39:05,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:39:05,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680196394] [2022-12-14 10:39:05,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:39:05,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:39:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:39:05,996 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 10:39:05,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:39:05,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680196394] [2022-12-14 10:39:05,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680196394] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:39:05,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [366996467] [2022-12-14 10:39:05,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:39:05,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:39:05,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:39:05,999 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:39:06,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 10:39:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:39:06,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 10:39:06,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:39:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 10:39:06,170 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:39:06,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [366996467] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:39:06,170 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 10:39:06,170 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2022-12-14 10:39:06,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430943065] [2022-12-14 10:39:06,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:39:06,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 10:39:06,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:39:06,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 10:39:06,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-12-14 10:39:06,171 INFO L87 Difference]: Start difference. First operand 266 states and 414 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-12-14 10:39:06,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:39:06,385 INFO L93 Difference]: Finished difference Result 589 states and 930 transitions. [2022-12-14 10:39:06,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 10:39:06,385 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 107 [2022-12-14 10:39:06,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:39:06,387 INFO L225 Difference]: With dead ends: 589 [2022-12-14 10:39:06,387 INFO L226 Difference]: Without dead ends: 367 [2022-12-14 10:39:06,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-12-14 10:39:06,389 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 584 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 10:39:06,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [584 Valid, 602 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 10:39:06,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2022-12-14 10:39:06,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 266. [2022-12-14 10:39:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 196 states have (on average 1.5153061224489797) internal successors, (297), 197 states have internal predecessors, (297), 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) [2022-12-14 10:39:06,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 413 transitions. [2022-12-14 10:39:06,428 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 413 transitions. Word has length 107 [2022-12-14 10:39:06,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:39:06,429 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 413 transitions. [2022-12-14 10:39:06,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-12-14 10:39:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 413 transitions. [2022-12-14 10:39:06,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 10:39:06,433 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:39:06,433 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:39:06,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 10:39:06,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:39:06,634 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-14 10:39:06,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:39:06,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1064245991, now seen corresponding path program 1 times [2022-12-14 10:39:06,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:39:06,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803404131] [2022-12-14 10:39:06,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:39:06,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:39:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:39:06,777 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-12-14 10:39:06,778 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:39:06,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803404131] [2022-12-14 10:39:06,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803404131] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:39:06,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052309376] [2022-12-14 10:39:06,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:39:06,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:39:06,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:39:06,780 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:39:06,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 10:39:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:39:06,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 10:39:06,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:39:07,018 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-12-14 10:39:07,018 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:39:07,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052309376] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:39:07,019 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 10:39:07,019 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-12-14 10:39:07,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265375046] [2022-12-14 10:39:07,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:39:07,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 10:39:07,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:39:07,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 10:39:07,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 10:39:07,021 INFO L87 Difference]: Start difference. First operand 266 states and 413 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 10:39:07,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:39:07,172 INFO L93 Difference]: Finished difference Result 266 states and 413 transitions. [2022-12-14 10:39:07,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 10:39:07,173 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 109 [2022-12-14 10:39:07,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:39:07,176 INFO L225 Difference]: With dead ends: 266 [2022-12-14 10:39:07,176 INFO L226 Difference]: Without dead ends: 265 [2022-12-14 10:39:07,176 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-12-14 10:39:07,177 INFO L413 NwaCegarLoop]: 380 mSDtfsCounter, 212 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 1346 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 10:39:07,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 1346 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 10:39:07,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2022-12-14 10:39:07,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 265. [2022-12-14 10:39:07,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 196 states have (on average 1.510204081632653) internal successors, (296), 196 states have internal predecessors, (296), 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) [2022-12-14 10:39:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 412 transitions. [2022-12-14 10:39:07,210 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 412 transitions. Word has length 109 [2022-12-14 10:39:07,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:39:07,211 INFO L495 AbstractCegarLoop]: Abstraction has 265 states and 412 transitions. [2022-12-14 10:39:07,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-14 10:39:07,212 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 412 transitions. [2022-12-14 10:39:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 10:39:07,215 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:39:07,215 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:39:07,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 10:39:07,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:39:07,417 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-14 10:39:07,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:39:07,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1368113169, now seen corresponding path program 1 times [2022-12-14 10:39:07,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:39:07,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370032577] [2022-12-14 10:39:07,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:39:07,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:39:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:39:07,609 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 10:39:07,609 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:39:07,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370032577] [2022-12-14 10:39:07,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370032577] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:39:07,610 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:39:07,610 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 10:39:07,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288620729] [2022-12-14 10:39:07,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:39:07,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 10:39:07,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:39:07,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 10:39:07,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 10:39:07,611 INFO L87 Difference]: Start difference. First operand 265 states and 412 transitions. Second operand has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 10:39:07,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:39:07,655 INFO L93 Difference]: Finished difference Result 265 states and 412 transitions. [2022-12-14 10:39:07,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 10:39:07,656 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 110 [2022-12-14 10:39:07,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:39:07,656 INFO L225 Difference]: With dead ends: 265 [2022-12-14 10:39:07,656 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 10:39:07,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 10:39:07,657 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 106 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 10:39:07,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 501 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 10:39:07,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 10:39:07,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 10:39:07,658 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) [2022-12-14 10:39:07,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 10:39:07,658 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 110 [2022-12-14 10:39:07,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:39:07,659 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 10:39:07,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 10:39:07,659 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 10:39:07,659 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 10:39:07,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-14 10:39:07,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-14 10:39:07,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 10:39:07,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 10:39:08,106 INFO L902 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: true [2022-12-14 10:39:08,106 INFO L899 garLoopResultBuilder]: For program point L187-1(line 187) no Hoare annotation was computed. [2022-12-14 10:39:08,106 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 189) no Hoare annotation was computed. [2022-12-14 10:39:08,106 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2022-12-14 10:39:08,106 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 189) no Hoare annotation was computed. [2022-12-14 10:39:08,106 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyEXIT(lines 173 191) no Hoare annotation was computed. [2022-12-14 10:39:08,106 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 173 191) the Hoare annotation is: true [2022-12-14 10:39:08,106 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyFINAL(lines 173 191) no Hoare annotation was computed. [2022-12-14 10:39:08,107 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 236 248) the Hoare annotation is: true [2022-12-14 10:39:08,107 INFO L899 garLoopResultBuilder]: For program point flip_the_sideEXIT(lines 236 248) no Hoare annotation was computed. [2022-12-14 10:39:08,107 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyEXIT(lines 113 131) no Hoare annotation was computed. [2022-12-14 10:39:08,107 INFO L902 garLoopResultBuilder]: At program point L127(line 127) the Hoare annotation is: true [2022-12-14 10:39:08,107 INFO L899 garLoopResultBuilder]: For program point L127-1(line 127) no Hoare annotation was computed. [2022-12-14 10:39:08,107 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 129) no Hoare annotation was computed. [2022-12-14 10:39:08,107 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyFINAL(lines 113 131) no Hoare annotation was computed. [2022-12-14 10:39:08,107 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 129) no Hoare annotation was computed. [2022-12-14 10:39:08,107 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 129) no Hoare annotation was computed. [2022-12-14 10:39:08,107 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 113 131) the Hoare annotation is: true [2022-12-14 10:39:08,108 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 612 623) no Hoare annotation was computed. [2022-12-14 10:39:08,108 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 612 623) the Hoare annotation is: true [2022-12-14 10:39:08,108 INFO L902 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: true [2022-12-14 10:39:08,108 INFO L899 garLoopResultBuilder]: For program point L97-1(line 97) no Hoare annotation was computed. [2022-12-14 10:39:08,108 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 99) no Hoare annotation was computed. [2022-12-14 10:39:08,108 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyFINAL(lines 83 101) no Hoare annotation was computed. [2022-12-14 10:39:08,108 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 99) no Hoare annotation was computed. [2022-12-14 10:39:08,108 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyEXIT(lines 83 101) no Hoare annotation was computed. [2022-12-14 10:39:08,108 INFO L899 garLoopResultBuilder]: For program point L88(lines 88 99) no Hoare annotation was computed. [2022-12-14 10:39:08,108 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 83 101) the Hoare annotation is: true [2022-12-14 10:39:08,109 INFO L895 garLoopResultBuilder]: At program point L564(line 564) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= (+ ~nomsg~0 1) 0)) [2022-12-14 10:39:08,109 INFO L899 garLoopResultBuilder]: For program point L564-1(line 564) no Hoare annotation was computed. [2022-12-14 10:39:08,109 INFO L899 garLoopResultBuilder]: For program point L465(lines 465 481) no Hoare annotation was computed. [2022-12-14 10:39:08,109 INFO L899 garLoopResultBuilder]: For program point L366-1(lines 347 370) no Hoare annotation was computed. [2022-12-14 10:39:08,109 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 370) no Hoare annotation was computed. [2022-12-14 10:39:08,109 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2022-12-14 10:39:08,109 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 416) no Hoare annotation was computed. [2022-12-14 10:39:08,110 INFO L899 garLoopResultBuilder]: For program point L466-2(lines 465 481) no Hoare annotation was computed. [2022-12-14 10:39:08,110 INFO L895 garLoopResultBuilder]: At program point L367(line 367) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,110 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 340) no Hoare annotation was computed. [2022-12-14 10:39:08,110 INFO L899 garLoopResultBuilder]: For program point L367-1(line 367) no Hoare annotation was computed. [2022-12-14 10:39:08,110 INFO L895 garLoopResultBuilder]: At program point L582-2(lines 582 608) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,110 INFO L895 garLoopResultBuilder]: At program point L450-2(lines 447 454) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,110 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2022-12-14 10:39:08,111 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 469) no Hoare annotation was computed. [2022-12-14 10:39:08,111 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 405) no Hoare annotation was computed. [2022-12-14 10:39:08,111 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2022-12-14 10:39:08,111 INFO L895 garLoopResultBuilder]: At program point $Ultimate##84(lines 408 416) the Hoare annotation is: (let ((.cse0 (<= (+ ~s1p_old~0 1) 0)) (.cse1 (<= (+ ~nomsg~0 1) 0)) (.cse2 (<= (+ ~s2p_old~0 1) 0))) (or (and .cse0 (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse1 .cse2) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) .cse0 (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse1 .cse2))) [2022-12-14 10:39:08,111 INFO L899 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed. [2022-12-14 10:39:08,111 INFO L895 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,111 INFO L899 garLoopResultBuilder]: For program point L386-1(line 386) no Hoare annotation was computed. [2022-12-14 10:39:08,111 INFO L899 garLoopResultBuilder]: For program point L502(line 502) no Hoare annotation was computed. [2022-12-14 10:39:08,112 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 536) no Hoare annotation was computed. [2022-12-14 10:39:08,112 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2022-12-14 10:39:08,112 INFO L899 garLoopResultBuilder]: For program point L519-1(lines 519 536) no Hoare annotation was computed. [2022-12-14 10:39:08,112 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 517) no Hoare annotation was computed. [2022-12-14 10:39:08,112 INFO L895 garLoopResultBuilder]: At program point L503-1(lines 503 517) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,112 INFO L895 garLoopResultBuilder]: At program point L520(line 520) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,112 INFO L895 garLoopResultBuilder]: At program point $Ultimate##63(lines 358 370) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,112 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 501) no Hoare annotation was computed. [2022-12-14 10:39:08,113 INFO L899 garLoopResultBuilder]: For program point L520-1(line 520) no Hoare annotation was computed. [2022-12-14 10:39:08,113 INFO L895 garLoopResultBuilder]: At program point L487-1(lines 487 501) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,113 INFO L895 garLoopResultBuilder]: At program point $Ultimate##69(lines 366 370) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,113 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 10:39:08,113 INFO L895 garLoopResultBuilder]: At program point L504(line 504) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,113 INFO L899 garLoopResultBuilder]: For program point L504-1(line 504) no Hoare annotation was computed. [2022-12-14 10:39:08,113 INFO L899 garLoopResultBuilder]: For program point L471-1(lines 465 481) no Hoare annotation was computed. [2022-12-14 10:39:08,113 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 535) no Hoare annotation was computed. [2022-12-14 10:39:08,114 INFO L895 garLoopResultBuilder]: At program point L488(line 488) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,114 INFO L895 garLoopResultBuilder]: At program point L455(line 455) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,114 INFO L899 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2022-12-14 10:39:08,114 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 313) no Hoare annotation was computed. [2022-12-14 10:39:08,114 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 516) no Hoare annotation was computed. [2022-12-14 10:39:08,114 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 474) no Hoare annotation was computed. [2022-12-14 10:39:08,114 INFO L895 garLoopResultBuilder]: At program point $Ultimate##49(lines 309 313) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,114 INFO L895 garLoopResultBuilder]: At program point L522(line 522) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,115 INFO L895 garLoopResultBuilder]: At program point $Ultimate##43(lines 301 313) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,115 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 500) no Hoare annotation was computed. [2022-12-14 10:39:08,115 INFO L899 garLoopResultBuilder]: For program point L522-1(line 522) no Hoare annotation was computed. [2022-12-14 10:39:08,115 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2022-12-14 10:39:08,115 INFO L895 garLoopResultBuilder]: At program point L605(line 605) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,115 INFO L899 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2022-12-14 10:39:08,115 INFO L895 garLoopResultBuilder]: At program point L506(line 506) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,115 INFO L899 garLoopResultBuilder]: For program point L506-1(line 506) no Hoare annotation was computed. [2022-12-14 10:39:08,116 INFO L895 garLoopResultBuilder]: At program point L523(line 523) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,116 INFO L895 garLoopResultBuilder]: At program point L490(line 490) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,116 INFO L899 garLoopResultBuilder]: For program point L523-1(line 523) no Hoare annotation was computed. [2022-12-14 10:39:08,116 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 485) no Hoare annotation was computed. [2022-12-14 10:39:08,116 INFO L899 garLoopResultBuilder]: For program point L490-1(line 490) no Hoare annotation was computed. [2022-12-14 10:39:08,116 INFO L895 garLoopResultBuilder]: At program point L457-1(lines 457 485) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,116 INFO L895 garLoopResultBuilder]: At program point Side2_activestandby_task_each_pals_period_returnLabel#1(lines 321 377) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,116 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 606) no Hoare annotation was computed. [2022-12-14 10:39:08,116 INFO L899 garLoopResultBuilder]: For program point L606(line 606) no Hoare annotation was computed. [2022-12-14 10:39:08,117 INFO L899 garLoopResultBuilder]: For program point L606-1(line 606) no Hoare annotation was computed. [2022-12-14 10:39:08,117 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 509) no Hoare annotation was computed. [2022-12-14 10:39:08,117 INFO L895 garLoopResultBuilder]: At program point L408(lines 394 416) the Hoare annotation is: (let ((.cse0 (<= (+ ~s1p_old~0 1) 0)) (.cse1 (<= (+ ~nomsg~0 1) 0)) (.cse2 (<= (+ ~s2p_old~0 1) 0))) (or (and .cse0 (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse1 .cse2) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) .cse0 (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse1 .cse2))) [2022-12-14 10:39:08,117 INFO L899 garLoopResultBuilder]: For program point L309-1(lines 290 313) no Hoare annotation was computed. [2022-12-14 10:39:08,117 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 534) no Hoare annotation was computed. [2022-12-14 10:39:08,117 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 493) no Hoare annotation was computed. [2022-12-14 10:39:08,117 INFO L895 garLoopResultBuilder]: At program point L458(line 458) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,117 INFO L899 garLoopResultBuilder]: For program point L458-1(line 458) no Hoare annotation was computed. [2022-12-14 10:39:08,117 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2022-12-14 10:39:08,118 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 313) no Hoare annotation was computed. [2022-12-14 10:39:08,118 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 606) no Hoare annotation was computed. [2022-12-14 10:39:08,118 INFO L895 garLoopResultBuilder]: At program point L310(line 310) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,118 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 283) no Hoare annotation was computed. [2022-12-14 10:39:08,118 INFO L899 garLoopResultBuilder]: For program point L310-1(line 310) no Hoare annotation was computed. [2022-12-14 10:39:08,118 INFO L895 garLoopResultBuilder]: At program point L525(line 525) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,118 INFO L899 garLoopResultBuilder]: For program point L525-1(line 525) no Hoare annotation was computed. [2022-12-14 10:39:08,118 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 484) no Hoare annotation was computed. [2022-12-14 10:39:08,118 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2022-12-14 10:39:08,119 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 298) no Hoare annotation was computed. [2022-12-14 10:39:08,119 INFO L895 garLoopResultBuilder]: At program point L526(line 526) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,119 INFO L899 garLoopResultBuilder]: For program point L526-1(line 526) no Hoare annotation was computed. [2022-12-14 10:39:08,119 INFO L895 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,119 INFO L899 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2022-12-14 10:39:08,119 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 416) no Hoare annotation was computed. [2022-12-14 10:39:08,119 INFO L895 garLoopResultBuilder]: At program point L510(line 510) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,119 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2022-12-14 10:39:08,119 INFO L899 garLoopResultBuilder]: For program point L510-1(line 510) no Hoare annotation was computed. [2022-12-14 10:39:08,119 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 533) no Hoare annotation was computed. [2022-12-14 10:39:08,120 INFO L895 garLoopResultBuilder]: At program point L494(line 494) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,120 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 483) no Hoare annotation was computed. [2022-12-14 10:39:08,120 INFO L899 garLoopResultBuilder]: For program point L494-1(line 494) no Hoare annotation was computed. [2022-12-14 10:39:08,120 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 515) no Hoare annotation was computed. [2022-12-14 10:39:08,120 INFO L895 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,120 INFO L899 garLoopResultBuilder]: For program point L495(lines 495 499) no Hoare annotation was computed. [2022-12-14 10:39:08,120 INFO L899 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2022-12-14 10:39:08,120 INFO L895 garLoopResultBuilder]: At program point L462(line 462) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,121 INFO L899 garLoopResultBuilder]: For program point L462-1(line 462) no Hoare annotation was computed. [2022-12-14 10:39:08,121 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 514) no Hoare annotation was computed. [2022-12-14 10:39:08,121 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 370) no Hoare annotation was computed. [2022-12-14 10:39:08,121 INFO L895 garLoopResultBuilder]: At program point L529(line 529) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,121 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 498) no Hoare annotation was computed. [2022-12-14 10:39:08,121 INFO L899 garLoopResultBuilder]: For program point L529-1(line 529) no Hoare annotation was computed. [2022-12-14 10:39:08,121 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 482) no Hoare annotation was computed. [2022-12-14 10:39:08,121 INFO L895 garLoopResultBuilder]: At program point check_returnLabel#1(lines 421 539) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,121 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 416) no Hoare annotation was computed. [2022-12-14 10:39:08,121 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 532) no Hoare annotation was computed. [2022-12-14 10:39:08,122 INFO L895 garLoopResultBuilder]: At program point L464(line 464) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-12-14 10:39:08,122 INFO L899 garLoopResultBuilder]: For program point L464-1(line 464) no Hoare annotation was computed. [2022-12-14 10:39:08,122 INFO L895 garLoopResultBuilder]: At program point Side1_activestandby_task_each_pals_period_returnLabel#1(lines 264 320) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-12-14 10:39:08,122 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 57 59) the Hoare annotation is: true [2022-12-14 10:39:08,122 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 57 59) no Hoare annotation was computed. [2022-12-14 10:39:08,122 INFO L902 garLoopResultBuilder]: At program point L157(line 157) the Hoare annotation is: true [2022-12-14 10:39:08,122 INFO L899 garLoopResultBuilder]: For program point L157-1(line 157) no Hoare annotation was computed. [2022-12-14 10:39:08,122 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 159) no Hoare annotation was computed. [2022-12-14 10:39:08,122 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 159) no Hoare annotation was computed. [2022-12-14 10:39:08,123 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 159) no Hoare annotation was computed. [2022-12-14 10:39:08,123 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyEXIT(lines 143 161) no Hoare annotation was computed. [2022-12-14 10:39:08,123 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyFINAL(lines 143 161) no Hoare annotation was computed. [2022-12-14 10:39:08,123 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 143 161) the Hoare annotation is: true [2022-12-14 10:39:08,126 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-12-14 10:39:08,128 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 10:39:08,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 10:39:08 BoogieIcfgContainer [2022-12-14 10:39:08,146 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 10:39:08,146 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 10:39:08,147 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 10:39:08,147 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 10:39:08,147 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:39:04" (3/4) ... [2022-12-14 10:39:08,150 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 10:39:08,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_manual_selection_history [2022-12-14 10:39:08,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure flip_the_side [2022-12-14 10:39:08,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_side2_failed_history [2022-12-14 10:39:08,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2022-12-14 10:39:08,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_side1_failed_history [2022-12-14 10:39:08,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-14 10:39:08,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_active_side_history [2022-12-14 10:39:08,165 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2022-12-14 10:39:08,165 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-14 10:39:08,166 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 10:39:08,167 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 10:39:08,195 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 <= i2 && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,196 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s1p_\old + 1 <= 0 && i2 <= 9) && 1 <= i2) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) || (((((side1 + 1 <= 0 && s1p_\old + 1 <= 0) && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,196 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s1p_\old + 1 <= 0 && i2 <= 9) && 1 <= i2) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) || (((((side1 + 1 <= 0 && s1p_\old + 1 <= 0) && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,197 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,197 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,197 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,198 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,198 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,198 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-12-14 10:39:08,241 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 10:39:08,242 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 10:39:08,242 INFO L158 Benchmark]: Toolchain (without parser) took 5112.32ms. Allocated memory was 138.4MB in the beginning and 211.8MB in the end (delta: 73.4MB). Free memory was 105.6MB in the beginning and 149.0MB in the end (delta: -43.4MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2022-12-14 10:39:08,242 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:39:08,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.37ms. Allocated memory is still 138.4MB. Free memory was 105.6MB in the beginning and 87.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 10:39:08,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.96ms. Allocated memory is still 138.4MB. Free memory was 87.8MB in the beginning and 84.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 10:39:08,243 INFO L158 Benchmark]: Boogie Preprocessor took 27.44ms. Allocated memory is still 138.4MB. Free memory was 84.6MB in the beginning and 82.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 10:39:08,243 INFO L158 Benchmark]: RCFGBuilder took 639.61ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 82.0MB in the beginning and 115.5MB in the end (delta: -33.5MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2022-12-14 10:39:08,244 INFO L158 Benchmark]: TraceAbstraction took 4054.66ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 115.5MB in the beginning and 158.4MB in the end (delta: -42.9MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. [2022-12-14 10:39:08,244 INFO L158 Benchmark]: Witness Printer took 95.16ms. Allocated memory is still 211.8MB. Free memory was 158.4MB in the beginning and 149.0MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 10:39:08,246 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.37ms. Allocated memory is still 138.4MB. Free memory was 105.6MB in the beginning and 87.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.96ms. Allocated memory is still 138.4MB. Free memory was 87.8MB in the beginning and 84.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.44ms. Allocated memory is still 138.4MB. Free memory was 84.6MB in the beginning and 82.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 639.61ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 82.0MB in the beginning and 115.5MB in the end (delta: -33.5MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4054.66ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 115.5MB in the beginning and 158.4MB in the end (delta: -42.9MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. * Witness Printer took 95.16ms. Allocated memory is still 211.8MB. Free memory was 158.4MB in the beginning and 149.0MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. 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, 150 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 5, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1673 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1595 mSDsluCounter, 3747 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2484 mSDsCounter, 158 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 508 IncrementalHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 158 mSolverCounterUnsat, 1263 mSDtfsCounter, 508 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 354 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=266occurred in iteration=2, InterpolantAutomatonStates: 26, 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, 5 MinimizatonAttempts, 124 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 332 PreInvPairs, 404 NumberOfFragments, 1213 HoareAnnotationTreeSize, 332 FomulaSimplifications, 927 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 159 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 809 NumberOfCodeBlocks, 809 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 801 ConstructedInterpolants, 0 QuantifiedInterpolants, 1417 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1858 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 441/497 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: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((side1 + 1 <= 0 && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((s1p_\old + 1 <= 0 && i2 <= 9) && 1 <= i2) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) || (((((side1 + 1 <= 0 && s1p_\old + 1 <= 0) && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (1 <= i2 && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((s1p_\old + 1 <= 0 && i2 <= 9) && 1 <= i2) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) || (((((side1 + 1 <= 0 && s1p_\old + 1 <= 0) && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) RESULT: Ultimate proved your program to be correct! [2022-12-14 10:39:08,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30e672e9-c6e8-4746-b839-c08aa70f948c/bin/utaipan-gh47qXpMRh/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