./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_3.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_3.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8a7308dc5f86f1f4eda090a45a8f84359680ddfad7d17e2c5273bd494b2cbe5e --- 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-8393723 [2022-11-18 20:49:59,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:49:59,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:49:59,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:49:59,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:49:59,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:49:59,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:49:59,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:49:59,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:49:59,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:49:59,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:49:59,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:49:59,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:49:59,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:49:59,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:49:59,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:49:59,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:49:59,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:49:59,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:49:59,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:49:59,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:49:59,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:49:59,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:49:59,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:49:59,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:49:59,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:49:59,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:49:59,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:49:59,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:49:59,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:49:59,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:49:59,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:49:59,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:49:59,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:49:59,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:49:59,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:49:59,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:49:59,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:49:59,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:49:59,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:49:59,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:49:59,356 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-18 20:49:59,397 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:49:59,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:49:59,397 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:49:59,397 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:49:59,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:49:59,398 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:49:59,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:49:59,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:49:59,399 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:49:59,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:49:59,401 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:49:59,401 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:49:59,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:49:59,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:49:59,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:49:59,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:49:59,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:49:59,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:49:59,402 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 20:49:59,402 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:49:59,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:49:59,403 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:49:59,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:49:59,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:49:59,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:49:59,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:49:59,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:49:59,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:49:59,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:49:59,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:49:59,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:49:59,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:49:59,405 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:49:59,405 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:49:59,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:49:59,405 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_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a7308dc5f86f1f4eda090a45a8f84359680ddfad7d17e2c5273bd494b2cbe5e [2022-11-18 20:49:59,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:49:59,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:49:59,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:49:59,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:49:59,767 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:49:59,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/float-benchs/zonotope_3.c.v+lhb-reducer.c [2022-11-18 20:49:59,843 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/data/d9720b49f/92d83f8ef1334a3092e082081addf995/FLAG043f89472 [2022-11-18 20:50:00,342 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:50:00,343 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/sv-benchmarks/c/float-benchs/zonotope_3.c.v+lhb-reducer.c [2022-11-18 20:50:00,353 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/data/d9720b49f/92d83f8ef1334a3092e082081addf995/FLAG043f89472 [2022-11-18 20:50:00,703 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/data/d9720b49f/92d83f8ef1334a3092e082081addf995 [2022-11-18 20:50:00,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:50:00,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:50:00,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:50:00,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:50:00,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:50:00,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:50:00" (1/1) ... [2022-11-18 20:50:00,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fce0fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:00, skipping insertion in model container [2022-11-18 20:50:00,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:50:00" (1/1) ... [2022-11-18 20:50:00,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:50:00,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:50:01,040 WARN L234 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_49085ef4-05e9-4e2f-8ff5-38953fc1001b/sv-benchmarks/c/float-benchs/zonotope_3.c.v+lhb-reducer.c[12131,12144] [2022-11-18 20:50:01,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:50:01,083 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:50:01,142 WARN L234 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_49085ef4-05e9-4e2f-8ff5-38953fc1001b/sv-benchmarks/c/float-benchs/zonotope_3.c.v+lhb-reducer.c[12131,12144] [2022-11-18 20:50:01,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:50:01,164 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:50:01,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01 WrapperNode [2022-11-18 20:50:01,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:50:01,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:50:01,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:50:01,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:50:01,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,232 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 568 [2022-11-18 20:50:01,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:50:01,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:50:01,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:50:01,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:50:01,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,269 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:50:01,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:50:01,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:50:01,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:50:01,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (1/1) ... [2022-11-18 20:50:01,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:50:01,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:50:01,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:50:01,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:50:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:50:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:50:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:50:01,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:50:01,522 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:50:01,524 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:50:02,092 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:50:02,099 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:50:02,099 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 20:50:02,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:50:02 BoogieIcfgContainer [2022-11-18 20:50:02,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:50:02,104 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:50:02,104 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:50:02,108 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:50:02,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:50:00" (1/3) ... [2022-11-18 20:50:02,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b97be91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:50:02, skipping insertion in model container [2022-11-18 20:50:02,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:50:01" (2/3) ... [2022-11-18 20:50:02,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b97be91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:50:02, skipping insertion in model container [2022-11-18 20:50:02,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:50:02" (3/3) ... [2022-11-18 20:50:02,111 INFO L112 eAbstractionObserver]: Analyzing ICFG zonotope_3.c.v+lhb-reducer.c [2022-11-18 20:50:02,131 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:50:02,131 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-11-18 20:50:02,186 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:50:02,193 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@65336ac2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:50:02,193 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2022-11-18 20:50:02,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 71 states have (on average 1.8873239436619718) internal successors, (134), 91 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-18 20:50:02,206 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:50:02,207 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:50:02,208 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-18 20:50:02,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:50:02,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1804935590, now seen corresponding path program 1 times [2022-11-18 20:50:02,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:50:02,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752484001] [2022-11-18 20:50:02,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:50:02,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:50:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:50:02,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:50:02,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:50:02,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752484001] [2022-11-18 20:50:02,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752484001] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:50:02,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:50:02,612 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:50:02,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922027647] [2022-11-18 20:50:02,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:50:02,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:50:02,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:50:02,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:50:02,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:50:02,669 INFO L87 Difference]: Start difference. First operand has 92 states, 71 states have (on average 1.8873239436619718) internal successors, (134), 91 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:02,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:50:02,860 INFO L93 Difference]: Finished difference Result 98 states and 138 transitions. [2022-11-18 20:50:02,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:50:02,864 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-11-18 20:50:02,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:50:02,875 INFO L225 Difference]: With dead ends: 98 [2022-11-18 20:50:02,875 INFO L226 Difference]: Without dead ends: 82 [2022-11-18 20:50:02,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:50:02,888 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 6 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:50:02,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 193 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:50:02,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2022-11-18 20:50:02,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2022-11-18 20:50:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 64 states have (on average 1.3125) internal successors, (84), 81 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 84 transitions. [2022-11-18 20:50:02,946 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 84 transitions. Word has length 7 [2022-11-18 20:50:02,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:50:02,947 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 84 transitions. [2022-11-18 20:50:02,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:02,948 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 84 transitions. [2022-11-18 20:50:02,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-18 20:50:02,949 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:50:02,949 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:50:02,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:50:02,950 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-18 20:50:02,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:50:02,951 INFO L85 PathProgramCache]: Analyzing trace with hash -141327570, now seen corresponding path program 1 times [2022-11-18 20:50:02,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:50:02,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693781381] [2022-11-18 20:50:02,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:50:02,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:50:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:50:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:50:03,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:50:03,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693781381] [2022-11-18 20:50:03,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693781381] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:50:03,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:50:03,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:50:03,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224493928] [2022-11-18 20:50:03,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:50:03,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:50:03,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:50:03,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:50:03,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:50:03,105 INFO L87 Difference]: Start difference. First operand 82 states and 84 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:03,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:50:03,213 INFO L93 Difference]: Finished difference Result 82 states and 84 transitions. [2022-11-18 20:50:03,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:50:03,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-18 20:50:03,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:50:03,215 INFO L225 Difference]: With dead ends: 82 [2022-11-18 20:50:03,216 INFO L226 Difference]: Without dead ends: 73 [2022-11-18 20:50:03,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:50:03,219 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 50 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:50:03,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 47 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:50:03,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2022-11-18 20:50:03,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2022-11-18 20:50:03,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 64 states have (on average 1.171875) internal successors, (75), 72 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:03,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 75 transitions. [2022-11-18 20:50:03,228 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 75 transitions. Word has length 13 [2022-11-18 20:50:03,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:50:03,228 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 75 transitions. [2022-11-18 20:50:03,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2022-11-18 20:50:03,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-18 20:50:03,229 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:50:03,230 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:50:03,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:50:03,230 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-18 20:50:03,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:50:03,231 INFO L85 PathProgramCache]: Analyzing trace with hash -86187310, now seen corresponding path program 1 times [2022-11-18 20:50:03,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:50:03,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108505177] [2022-11-18 20:50:03,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:50:03,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:50:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:50:03,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:50:03,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:50:03,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108505177] [2022-11-18 20:50:03,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108505177] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:50:03,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:50:03,314 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:50:03,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670884199] [2022-11-18 20:50:03,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:50:03,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:50:03,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:50:03,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:50:03,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:50:03,316 INFO L87 Difference]: Start difference. First operand 73 states and 75 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:03,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:50:03,389 INFO L93 Difference]: Finished difference Result 73 states and 75 transitions. [2022-11-18 20:50:03,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:50:03,389 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-11-18 20:50:03,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:50:03,390 INFO L225 Difference]: With dead ends: 73 [2022-11-18 20:50:03,390 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 20:50:03,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:50:03,392 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 44 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:50:03,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 72 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:50:03,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 20:50:03,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 20:50:03,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:03,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 20:50:03,394 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2022-11-18 20:50:03,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:50:03,394 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:50:03,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:50:03,394 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 20:50:03,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 20:50:03,398 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining) [2022-11-18 20:50:03,398 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining) [2022-11-18 20:50:03,398 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining) [2022-11-18 20:50:03,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining) [2022-11-18 20:50:03,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining) [2022-11-18 20:50:03,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining) [2022-11-18 20:50:03,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining) [2022-11-18 20:50:03,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining) [2022-11-18 20:50:03,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 20 remaining) [2022-11-18 20:50:03,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 20 remaining) [2022-11-18 20:50:03,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 20 remaining) [2022-11-18 20:50:03,400 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 20 remaining) [2022-11-18 20:50:03,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining) [2022-11-18 20:50:03,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining) [2022-11-18 20:50:03,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining) [2022-11-18 20:50:03,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining) [2022-11-18 20:50:03,402 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining) [2022-11-18 20:50:03,402 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining) [2022-11-18 20:50:03,402 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining) [2022-11-18 20:50:03,402 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining) [2022-11-18 20:50:03,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:50:03,405 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 20:50:03,427 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 182) no Hoare annotation was computed. [2022-11-18 20:50:03,428 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 626) no Hoare annotation was computed. [2022-11-18 20:50:03,428 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 434) no Hoare annotation was computed. [2022-11-18 20:50:03,428 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 708) no Hoare annotation was computed. [2022-11-18 20:50:03,428 INFO L899 garLoopResultBuilder]: For program point L234(lines 234 717) no Hoare annotation was computed. [2022-11-18 20:50:03,428 INFO L902 garLoopResultBuilder]: At program point L581(lines 556 582) the Hoare annotation is: true [2022-11-18 20:50:03,429 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 588) no Hoare annotation was computed. [2022-11-18 20:50:03,429 INFO L899 garLoopResultBuilder]: For program point L350(line 350) no Hoare annotation was computed. [2022-11-18 20:50:03,429 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 20:50:03,429 INFO L899 garLoopResultBuilder]: For program point L350-1(line 350) no Hoare annotation was computed. [2022-11-18 20:50:03,429 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 574) no Hoare annotation was computed. [2022-11-18 20:50:03,429 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 308) no Hoare annotation was computed. [2022-11-18 20:50:03,429 INFO L899 garLoopResultBuilder]: For program point L103(lines 103 799) no Hoare annotation was computed. [2022-11-18 20:50:03,430 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 660) no Hoare annotation was computed. [2022-11-18 20:50:03,430 INFO L899 garLoopResultBuilder]: For program point L318(lines 318 669) no Hoare annotation was computed. [2022-11-18 20:50:03,430 INFO L899 garLoopResultBuilder]: For program point L434(line 434) no Hoare annotation was computed. [2022-11-18 20:50:03,430 INFO L899 garLoopResultBuilder]: For program point L434-1(line 434) no Hoare annotation was computed. [2022-11-18 20:50:03,430 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 308) no Hoare annotation was computed. [2022-11-18 20:50:03,430 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 751) no Hoare annotation was computed. [2022-11-18 20:50:03,431 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 524) no Hoare annotation was computed. [2022-11-18 20:50:03,431 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 612) no Hoare annotation was computed. [2022-11-18 20:50:03,431 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 621) no Hoare annotation was computed. [2022-11-18 20:50:03,431 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 794) no Hoare annotation was computed. [2022-11-18 20:50:03,431 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 524) no Hoare annotation was computed. [2022-11-18 20:50:03,431 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 703) no Hoare annotation was computed. [2022-11-18 20:50:03,431 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 548) no Hoare annotation was computed. [2022-11-18 20:50:03,432 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 746) no Hoare annotation was computed. [2022-11-18 20:50:03,432 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 392) no Hoare annotation was computed. [2022-11-18 20:50:03,432 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-18 20:50:03,432 INFO L899 garLoopResultBuilder]: For program point L140-1(line 140) no Hoare annotation was computed. [2022-11-18 20:50:03,432 INFO L902 garLoopResultBuilder]: At program point L586(lines 554 587) the Hoare annotation is: true [2022-11-18 20:50:03,432 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 655) no Hoare annotation was computed. [2022-11-18 20:50:03,432 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 20:50:03,433 INFO L899 garLoopResultBuilder]: For program point L273(lines 273 698) no Hoare annotation was computed. [2022-11-18 20:50:03,433 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 392) no Hoare annotation was computed. [2022-11-18 20:50:03,433 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 780) no Hoare annotation was computed. [2022-11-18 20:50:03,433 INFO L899 garLoopResultBuilder]: For program point L108(lines 108 789) no Hoare annotation was computed. [2022-11-18 20:50:03,433 INFO L899 garLoopResultBuilder]: For program point L554(lines 554 587) no Hoare annotation was computed. [2022-11-18 20:50:03,433 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 543) no Hoare annotation was computed. [2022-11-18 20:50:03,433 INFO L899 garLoopResultBuilder]: For program point L224(line 224) no Hoare annotation was computed. [2022-11-18 20:50:03,434 INFO L899 garLoopResultBuilder]: For program point L224-1(line 224) no Hoare annotation was computed. [2022-11-18 20:50:03,434 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 182) no Hoare annotation was computed. [2022-11-18 20:50:03,434 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 607) no Hoare annotation was computed. [2022-11-18 20:50:03,434 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 266) no Hoare annotation was computed. [2022-11-18 20:50:03,434 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 650) no Hoare annotation was computed. [2022-11-18 20:50:03,434 INFO L902 garLoopResultBuilder]: At program point L803(lines 61 809) the Hoare annotation is: true [2022-11-18 20:50:03,435 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 732) no Hoare annotation was computed. [2022-11-18 20:50:03,435 INFO L899 garLoopResultBuilder]: For program point L192(lines 192 741) no Hoare annotation was computed. [2022-11-18 20:50:03,435 INFO L899 garLoopResultBuilder]: For program point L308(line 308) no Hoare annotation was computed. [2022-11-18 20:50:03,435 INFO L899 garLoopResultBuilder]: For program point L308-1(line 308) no Hoare annotation was computed. [2022-11-18 20:50:03,435 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 582) no Hoare annotation was computed. [2022-11-18 20:50:03,435 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 266) no Hoare annotation was computed. [2022-11-18 20:50:03,435 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 140) no Hoare annotation was computed. [2022-11-18 20:50:03,436 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 20:50:03,436 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 602) no Hoare annotation was computed. [2022-11-18 20:50:03,436 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 476) no Hoare annotation was computed. [2022-11-18 20:50:03,436 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 684) no Hoare annotation was computed. [2022-11-18 20:50:03,436 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 693) no Hoare annotation was computed. [2022-11-18 20:50:03,436 INFO L899 garLoopResultBuilder]: For program point L524(line 524) no Hoare annotation was computed. [2022-11-18 20:50:03,437 INFO L899 garLoopResultBuilder]: For program point L524-1(line 524) no Hoare annotation was computed. [2022-11-18 20:50:03,437 INFO L899 garLoopResultBuilder]: For program point L392(line 392) no Hoare annotation was computed. [2022-11-18 20:50:03,437 INFO L899 garLoopResultBuilder]: For program point L392-1(line 392) no Hoare annotation was computed. [2022-11-18 20:50:03,437 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 140) no Hoare annotation was computed. [2022-11-18 20:50:03,437 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 476) no Hoare annotation was computed. [2022-11-18 20:50:03,437 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 775) no Hoare annotation was computed. [2022-11-18 20:50:03,438 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 636) no Hoare annotation was computed. [2022-11-18 20:50:03,438 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 645) no Hoare annotation was computed. [2022-11-18 20:50:03,438 INFO L895 garLoopResultBuilder]: At program point L542(lines 488 543) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~main__i~0#1|) (<= |ULTIMATE.start_main_~main__i~0#1| 100000)) [2022-11-18 20:50:03,438 INFO L899 garLoopResultBuilder]: For program point L476(line 476) no Hoare annotation was computed. [2022-11-18 20:50:03,438 INFO L899 garLoopResultBuilder]: For program point L476-1(line 476) no Hoare annotation was computed. [2022-11-18 20:50:03,439 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 350) no Hoare annotation was computed. [2022-11-18 20:50:03,439 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 727) no Hoare annotation was computed. [2022-11-18 20:50:03,439 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 597) no Hoare annotation was computed. [2022-11-18 20:50:03,439 INFO L899 garLoopResultBuilder]: For program point L147(lines 147 770) no Hoare annotation was computed. [2022-11-18 20:50:03,439 INFO L895 garLoopResultBuilder]: At program point L527(lines 468 589) the Hoare annotation is: (<= 2 |ULTIMATE.start_main_~main__i~0#1|) [2022-11-18 20:50:03,439 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 350) no Hoare annotation was computed. [2022-11-18 20:50:03,440 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 20:50:03,440 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 224) no Hoare annotation was computed. [2022-11-18 20:50:03,440 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 679) no Hoare annotation was computed. [2022-11-18 20:50:03,440 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 722) no Hoare annotation was computed. [2022-11-18 20:50:03,440 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 804) no Hoare annotation was computed. [2022-11-18 20:50:03,440 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 224) no Hoare annotation was computed. [2022-11-18 20:50:03,441 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-18 20:50:03,441 INFO L899 garLoopResultBuilder]: For program point L182-1(line 182) no Hoare annotation was computed. [2022-11-18 20:50:03,441 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 631) no Hoare annotation was computed. [2022-11-18 20:50:03,441 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 674) no Hoare annotation was computed. [2022-11-18 20:50:03,441 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 756) no Hoare annotation was computed. [2022-11-18 20:50:03,441 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 765) no Hoare annotation was computed. [2022-11-18 20:50:03,441 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 434) no Hoare annotation was computed. [2022-11-18 20:50:03,442 INFO L899 garLoopResultBuilder]: For program point L266(line 266) no Hoare annotation was computed. [2022-11-18 20:50:03,442 INFO L899 garLoopResultBuilder]: For program point L266-1(line 266) no Hoare annotation was computed. [2022-11-18 20:50:03,442 INFO L895 garLoopResultBuilder]: At program point L547(lines 486 548) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~main__i~0#1|) (<= |ULTIMATE.start_main_~main__i~0#1| 100000)) [2022-11-18 20:50:03,446 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-18 20:50:03,448 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 20:50:03,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:50:03 BoogieIcfgContainer [2022-11-18 20:50:03,462 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:50:03,463 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:50:03,463 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:50:03,463 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:50:03,464 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:50:02" (3/4) ... [2022-11-18 20:50:03,467 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:50:03,484 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-18 20:50:03,485 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-18 20:50:03,486 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 20:50:03,487 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:50:03,577 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:50:03,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:50:03,578 INFO L158 Benchmark]: Toolchain (without parser) took 2871.43ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 85.6MB in the beginning and 72.8MB in the end (delta: 12.8MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2022-11-18 20:50:03,579 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 102.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:50:03,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.47ms. Allocated memory is still 125.8MB. Free memory was 85.3MB in the beginning and 93.2MB in the end (delta: -7.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:50:03,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.03ms. Allocated memory is still 125.8MB. Free memory was 93.2MB in the beginning and 89.9MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:50:03,580 INFO L158 Benchmark]: Boogie Preprocessor took 54.89ms. Allocated memory is still 125.8MB. Free memory was 89.9MB in the beginning and 87.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:50:03,580 INFO L158 Benchmark]: RCFGBuilder took 813.11ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 58.3MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-18 20:50:03,581 INFO L158 Benchmark]: TraceAbstraction took 1358.73ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 57.5MB in the beginning and 81.2MB in the end (delta: -23.7MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-11-18 20:50:03,581 INFO L158 Benchmark]: Witness Printer took 114.63ms. Allocated memory is still 155.2MB. Free memory was 81.2MB in the beginning and 72.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:50:03,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 102.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.47ms. Allocated memory is still 125.8MB. Free memory was 85.3MB in the beginning and 93.2MB in the end (delta: -7.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.03ms. Allocated memory is still 125.8MB. Free memory was 93.2MB in the beginning and 89.9MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.89ms. Allocated memory is still 125.8MB. Free memory was 89.9MB in the beginning and 87.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 813.11ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 58.3MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1358.73ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 57.5MB in the beginning and 81.2MB in the end (delta: -23.7MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Witness Printer took 114.63ms. Allocated memory is still 155.2MB. Free memory was 81.2MB in the beginning and 72.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 140]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 140]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 182]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 182]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 224]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 224]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 266]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 266]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 308]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 308]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 350]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 350]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 392]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 392]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 434]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 434]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 476]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 476]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 524]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 524]: 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 1 procedures, 92 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 100 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 100 mSDsluCounter, 312 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 104 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 159 IncrementalHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 208 mSDtfsCounter, 159 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 8 NumberOfFragments, 20 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 73 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 20 specifications checked. All of them hold - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 2 <= main__i - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 2 <= main__i && main__i <= 100000 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 2 <= main__i && main__i <= 100000 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-18 20:50:03,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49085ef4-05e9-4e2f-8ff5-38953fc1001b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE