./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R --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 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 --- 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-38b53e6 [2022-11-25 17:53:45,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:53:45,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:53:45,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:53:45,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:53:45,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:53:45,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:53:45,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:53:45,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:53:45,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:53:45,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:53:45,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:53:45,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:53:45,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:53:45,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:53:45,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:53:45,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:53:45,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:53:45,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:53:45,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:53:45,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:53:45,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:53:45,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:53:45,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:53:45,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:53:45,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:53:45,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:53:45,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:53:45,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:53:45,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:53:45,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:53:45,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:53:45,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:53:45,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:53:45,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:53:45,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:53:45,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:53:45,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:53:45,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:53:45,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:53:45,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:53:45,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-25 17:53:45,628 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:53:45,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:53:45,629 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:53:45,629 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:53:45,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:53:45,630 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:53:45,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:53:45,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:53:45,631 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:53:45,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:53:45,632 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:53:45,633 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:53:45,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:53:45,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:53:45,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:53:45,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:53:45,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:53:45,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:53:45,634 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 17:53:45,634 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:53:45,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:53:45,635 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:53:45,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:53:45,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:53:45,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:53:45,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:53:45,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:53:45,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:53:45,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:53:45,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:53:45,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:53:45,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:53:45,638 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:53:45,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:53:45,638 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:53:45,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:53:45,639 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 [2022-11-25 17:53:45,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:53:45,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:53:45,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:53:45,979 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:53:45,980 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:53:45,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2022-11-25 17:53:49,173 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:53:49,434 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:53:49,434 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2022-11-25 17:53:49,442 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/data/fb610da4b/2061f93c72464e9a8b7669118d4d7989/FLAGb38058fda [2022-11-25 17:53:49,465 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/data/fb610da4b/2061f93c72464e9a8b7669118d4d7989 [2022-11-25 17:53:49,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:53:49,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:53:49,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:53:49,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:53:49,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:53:49,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff6d51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49, skipping insertion in model container [2022-11-25 17:53:49,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:53:49,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:53:49,727 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_dcacc3de-7286-41a8-aff7-098c0ee030a8/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i[873,886] [2022-11-25 17:53:49,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:53:49,752 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:53:49,768 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_dcacc3de-7286-41a8-aff7-098c0ee030a8/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i[873,886] [2022-11-25 17:53:49,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:53:49,789 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:53:49,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49 WrapperNode [2022-11-25 17:53:49,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:53:49,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:53:49,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:53:49,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:53:49,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,821 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2022-11-25 17:53:49,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:53:49,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:53:49,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:53:49,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:53:49,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,847 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:53:49,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:53:49,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:53:49,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:53:49,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (1/1) ... [2022-11-25 17:53:49,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:53:49,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:53:49,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:53:49,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:53:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:53:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:53:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:53:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:53:50,016 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:53:50,018 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:53:50,139 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:53:50,150 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:53:50,150 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 17:53:50,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:53:50 BoogieIcfgContainer [2022-11-25 17:53:50,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:53:50,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:53:50,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:53:50,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:53:50,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:53:49" (1/3) ... [2022-11-25 17:53:50,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5347b11a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:53:50, skipping insertion in model container [2022-11-25 17:53:50,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:49" (2/3) ... [2022-11-25 17:53:50,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5347b11a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:53:50, skipping insertion in model container [2022-11-25 17:53:50,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:53:50" (3/3) ... [2022-11-25 17:53:50,159 INFO L112 eAbstractionObserver]: Analyzing ICFG benchmark10_conjunctive.i [2022-11-25 17:53:50,176 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:53:50,176 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-25 17:53:50,305 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 17:53:50,319 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;@390c206a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 17:53:50,320 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-25 17:53:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 18 states have internal predecessors, (23), 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) [2022-11-25 17:53:50,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-25 17:53:50,333 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:50,334 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-25 17:53:50,335 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:50,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:50,342 INFO L85 PathProgramCache]: Analyzing trace with hash 28695973, now seen corresponding path program 1 times [2022-11-25 17:53:50,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:50,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192659505] [2022-11-25 17:53:50,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:50,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:50,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:50,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:50,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192659505] [2022-11-25 17:53:50,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192659505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:53:50,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:53:50,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:53:50,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118466816] [2022-11-25 17:53:50,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:53:50,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:53:50,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:50,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:53:50,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:53:50,731 INFO L87 Difference]: Start difference. First operand has 19 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 18 states have internal predecessors, (23), 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 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-11-25 17:53:50,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:50,844 INFO L93 Difference]: Finished difference Result 35 states and 42 transitions. [2022-11-25 17:53:50,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:53:50,846 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 5 [2022-11-25 17:53:50,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:50,853 INFO L225 Difference]: With dead ends: 35 [2022-11-25 17:53:50,854 INFO L226 Difference]: Without dead ends: 16 [2022-11-25 17:53:50,856 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 [2022-11-25 17:53:50,869 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 8 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:50,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 22 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 17:53:50,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-25 17:53:50,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2022-11-25 17:53:50,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 14 states have internal predecessors, (15), 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) [2022-11-25 17:53:50,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-25 17:53:50,912 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 5 [2022-11-25 17:53:50,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:50,913 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-25 17:53:50,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-11-25 17:53:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-25 17:53:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-25 17:53:50,914 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:50,914 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-25 17:53:50,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 17:53:50,914 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:50,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:50,915 INFO L85 PathProgramCache]: Analyzing trace with hash 889575213, now seen corresponding path program 1 times [2022-11-25 17:53:50,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:50,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729866741] [2022-11-25 17:53:50,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:50,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:50,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:50,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:50,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729866741] [2022-11-25 17:53:50,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729866741] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:53:50,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:53:50,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:53:50,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247167798] [2022-11-25 17:53:50,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:53:50,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:53:50,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:50,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:53:50,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:53:50,968 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2022-11-25 17:53:50,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:50,995 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-11-25 17:53:50,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:53:50,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 6 [2022-11-25 17:53:50,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:50,997 INFO L225 Difference]: With dead ends: 17 [2022-11-25 17:53:50,997 INFO L226 Difference]: Without dead ends: 16 [2022-11-25 17:53:50,997 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 [2022-11-25 17:53:50,999 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:51,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:53:51,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-25 17:53:51,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-25 17:53:51,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 15 states have internal predecessors, (16), 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) [2022-11-25 17:53:51,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-25 17:53:51,005 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 6 [2022-11-25 17:53:51,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:51,005 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-11-25 17:53:51,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2022-11-25 17:53:51,006 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-25 17:53:51,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-25 17:53:51,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:51,006 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:53:51,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 17:53:51,007 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:51,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:51,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1807027879, now seen corresponding path program 1 times [2022-11-25 17:53:51,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:51,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196637523] [2022-11-25 17:53:51,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:51,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:51,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:51,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196637523] [2022-11-25 17:53:51,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196637523] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:53:51,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:53:51,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:53:51,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691578324] [2022-11-25 17:53:51,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:53:51,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:53:51,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:51,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:53:51,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:53:51,058 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. 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) [2022-11-25 17:53:51,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:51,079 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-25 17:53:51,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:53:51,079 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 [2022-11-25 17:53:51,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:51,080 INFO L225 Difference]: With dead ends: 16 [2022-11-25 17:53:51,080 INFO L226 Difference]: Without dead ends: 15 [2022-11-25 17:53:51,081 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 [2022-11-25 17:53:51,082 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 5 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:51,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 3 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:53:51,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-25 17:53:51,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-25 17:53:51,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.25) internal successors, (15), 14 states have internal predecessors, (15), 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) [2022-11-25 17:53:51,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-25 17:53:51,088 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 7 [2022-11-25 17:53:51,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:51,089 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-25 17:53:51,089 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) [2022-11-25 17:53:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-25 17:53:51,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-25 17:53:51,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:51,090 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:53:51,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 17:53:51,090 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:51,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:51,091 INFO L85 PathProgramCache]: Analyzing trace with hash 183289455, now seen corresponding path program 1 times [2022-11-25 17:53:51,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:51,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53482997] [2022-11-25 17:53:51,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:51,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:51,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:51,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:51,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53482997] [2022-11-25 17:53:51,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53482997] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:53:51,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:53:51,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:53:51,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109956882] [2022-11-25 17:53:51,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:53:51,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:53:51,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:51,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:53:51,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:53:51,134 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-11-25 17:53:51,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:51,171 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2022-11-25 17:53:51,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:53:51,174 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2022-11-25 17:53:51,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:51,175 INFO L225 Difference]: With dead ends: 18 [2022-11-25 17:53:51,175 INFO L226 Difference]: Without dead ends: 17 [2022-11-25 17:53:51,176 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 [2022-11-25 17:53:51,177 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 0 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:51,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:53:51,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-25 17:53:51,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-11-25 17:53:51,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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) [2022-11-25 17:53:51,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2022-11-25 17:53:51,184 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 17 transitions. Word has length 8 [2022-11-25 17:53:51,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:51,184 INFO L495 AbstractCegarLoop]: Abstraction has 17 states and 17 transitions. [2022-11-25 17:53:51,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-11-25 17:53:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2022-11-25 17:53:51,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-25 17:53:51,185 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:51,185 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:53:51,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 17:53:51,186 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:51,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:51,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1472778862, now seen corresponding path program 1 times [2022-11-25 17:53:51,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:51,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480204629] [2022-11-25 17:53:51,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:51,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:51,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:51,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480204629] [2022-11-25 17:53:51,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480204629] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:53:51,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:53:51,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 17:53:51,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559535978] [2022-11-25 17:53:51,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:53:51,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:53:51,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:51,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:53:51,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:53:51,350 INFO L87 Difference]: Start difference. First operand 17 states and 17 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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) [2022-11-25 17:53:51,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:51,402 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-11-25 17:53:51,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 17:53:51,402 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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 11 [2022-11-25 17:53:51,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:51,403 INFO L225 Difference]: With dead ends: 17 [2022-11-25 17:53:51,403 INFO L226 Difference]: Without dead ends: 16 [2022-11-25 17:53:51,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-25 17:53:51,405 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 7 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:51,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 10 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:53:51,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-25 17:53:51,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-25 17:53:51,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 15 states have internal predecessors, (16), 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) [2022-11-25 17:53:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-25 17:53:51,411 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 11 [2022-11-25 17:53:51,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:51,412 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-11-25 17:53:51,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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) [2022-11-25 17:53:51,412 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-25 17:53:51,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-25 17:53:51,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:51,413 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:53:51,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 17:53:51,414 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:51,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:51,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1588495484, now seen corresponding path program 1 times [2022-11-25 17:53:51,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:51,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629828547] [2022-11-25 17:53:51,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:51,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:51,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:51,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:51,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629828547] [2022-11-25 17:53:51,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629828547] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 17:53:51,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [188492588] [2022-11-25 17:53:51,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:51,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:53:51,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:53:51,576 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:53:51,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 17:53:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:51,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 17:53:51,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:53:51,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:51,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:53:51,862 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:51,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [188492588] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:53:51,863 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 17:53:51,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2022-11-25 17:53:51,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682688590] [2022-11-25 17:53:51,864 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 17:53:51,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 17:53:51,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:51,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 17:53:51,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:53:51,866 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 11 states, 10 states have (on average 3.2) internal successors, (32), 11 states have internal predecessors, (32), 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) [2022-11-25 17:53:51,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:51,986 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2022-11-25 17:53:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:53:51,987 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.2) internal successors, (32), 11 states have internal predecessors, (32), 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 12 [2022-11-25 17:53:51,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:51,987 INFO L225 Difference]: With dead ends: 28 [2022-11-25 17:53:51,988 INFO L226 Difference]: Without dead ends: 27 [2022-11-25 17:53:51,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2022-11-25 17:53:51,990 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 10 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:51,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 13 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 17:53:51,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-25 17:53:51,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2022-11-25 17:53:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 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) [2022-11-25 17:53:51,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2022-11-25 17:53:51,997 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 12 [2022-11-25 17:53:51,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:51,997 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2022-11-25 17:53:51,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.2) internal successors, (32), 11 states have internal predecessors, (32), 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) [2022-11-25 17:53:51,998 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-25 17:53:51,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-25 17:53:51,998 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:51,999 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-25 17:53:52,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:53:52,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-25 17:53:52,212 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:52,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:52,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1830768378, now seen corresponding path program 1 times [2022-11-25 17:53:52,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:52,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868514993] [2022-11-25 17:53:52,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:52,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 17:53:52,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:52,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868514993] [2022-11-25 17:53:52,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868514993] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:53:52,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:53:52,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:53:52,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127355776] [2022-11-25 17:53:52,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:53:52,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:53:52,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:52,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:53:52,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:53:52,279 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 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) [2022-11-25 17:53:52,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:52,297 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2022-11-25 17:53:52,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:53:52,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 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 [2022-11-25 17:53:52,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:52,299 INFO L225 Difference]: With dead ends: 26 [2022-11-25 17:53:52,299 INFO L226 Difference]: Without dead ends: 25 [2022-11-25 17:53:52,299 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 [2022-11-25 17:53:52,301 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 1 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:52,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:53:52,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-25 17:53:52,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-25 17:53:52,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 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) [2022-11-25 17:53:52,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2022-11-25 17:53:52,308 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 14 [2022-11-25 17:53:52,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:52,308 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2022-11-25 17:53:52,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 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) [2022-11-25 17:53:52,309 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2022-11-25 17:53:52,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-25 17:53:52,310 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:52,310 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1] [2022-11-25 17:53:52,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 17:53:52,311 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:52,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:52,312 INFO L85 PathProgramCache]: Analyzing trace with hash 873274482, now seen corresponding path program 2 times [2022-11-25 17:53:52,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:52,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966952838] [2022-11-25 17:53:52,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:52,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:52,519 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:52,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:52,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966952838] [2022-11-25 17:53:52,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966952838] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 17:53:52,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854279682] [2022-11-25 17:53:52,520 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 17:53:52,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:53:52,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:53:52,523 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:53:52,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 17:53:52,590 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 17:53:52,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 17:53:52,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 17:53:52,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:53:52,824 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:52,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:53:53,014 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:53,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854279682] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:53:53,014 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 17:53:53,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 21 [2022-11-25 17:53:53,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93808300] [2022-11-25 17:53:53,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 17:53:53,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-11-25 17:53:53,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:53,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-25 17:53:53,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2022-11-25 17:53:53,027 INFO L87 Difference]: Start difference. First operand 25 states and 25 transitions. Second operand has 22 states, 21 states have (on average 3.0952380952380953) internal successors, (65), 22 states have internal predecessors, (65), 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) [2022-11-25 17:53:53,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:53,526 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2022-11-25 17:53:53,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-25 17:53:53,526 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 3.0952380952380953) internal successors, (65), 22 states have internal predecessors, (65), 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 24 [2022-11-25 17:53:53,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:53,527 INFO L225 Difference]: With dead ends: 50 [2022-11-25 17:53:53,527 INFO L226 Difference]: Without dead ends: 49 [2022-11-25 17:53:53,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=413, Invalid=919, Unknown=0, NotChecked=0, Total=1332 [2022-11-25 17:53:53,529 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 36 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:53,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 19 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 17:53:53,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-11-25 17:53:53,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2022-11-25 17:53:53,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 states have internal predecessors, (49), 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) [2022-11-25 17:53:53,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2022-11-25 17:53:53,539 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 49 transitions. Word has length 24 [2022-11-25 17:53:53,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:53,539 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 49 transitions. [2022-11-25 17:53:53,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 3.0952380952380953) internal successors, (65), 22 states have internal predecessors, (65), 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) [2022-11-25 17:53:53,540 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2022-11-25 17:53:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-25 17:53:53,541 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:53,541 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 1, 1, 1, 1] [2022-11-25 17:53:53,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-25 17:53:53,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:53:53,752 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:53,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:53,752 INFO L85 PathProgramCache]: Analyzing trace with hash 250347342, now seen corresponding path program 3 times [2022-11-25 17:53:53,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:53,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365449] [2022-11-25 17:53:53,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:53,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:54,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:54,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365449] [2022-11-25 17:53:54,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365449] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 17:53:54,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147167233] [2022-11-25 17:53:54,260 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 17:53:54,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:53:54,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:53:54,263 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:53:54,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 17:53:54,327 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-11-25 17:53:54,327 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 17:53:54,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-25 17:53:54,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:53:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:54,849 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:53:55,517 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:55,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [147167233] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:53:55,518 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 17:53:55,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 45 [2022-11-25 17:53:55,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515192549] [2022-11-25 17:53:55,519 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 17:53:55,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-11-25 17:53:55,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:53:55,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-11-25 17:53:55,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=471, Invalid=1599, Unknown=0, NotChecked=0, Total=2070 [2022-11-25 17:53:55,528 INFO L87 Difference]: Start difference. First operand 49 states and 49 transitions. Second operand has 46 states, 45 states have (on average 3.111111111111111) internal successors, (140), 46 states have internal predecessors, (140), 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) [2022-11-25 17:53:57,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:53:57,724 INFO L93 Difference]: Finished difference Result 98 states and 105 transitions. [2022-11-25 17:53:57,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-25 17:53:57,725 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 3.111111111111111) internal successors, (140), 46 states have internal predecessors, (140), 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 48 [2022-11-25 17:53:57,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:53:57,726 INFO L225 Difference]: With dead ends: 98 [2022-11-25 17:53:57,726 INFO L226 Difference]: Without dead ends: 97 [2022-11-25 17:53:57,729 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2586 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=2142, Invalid=5514, Unknown=0, NotChecked=0, Total=7656 [2022-11-25 17:53:57,730 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 86 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 17:53:57,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 16 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 612 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 17:53:57,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-25 17:53:57,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-11-25 17:53:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 1.0104166666666667) internal successors, (97), 96 states have internal predecessors, (97), 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) [2022-11-25 17:53:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2022-11-25 17:53:57,744 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 97 transitions. Word has length 48 [2022-11-25 17:53:57,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:53:57,745 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 97 transitions. [2022-11-25 17:53:57,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 3.111111111111111) internal successors, (140), 46 states have internal predecessors, (140), 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) [2022-11-25 17:53:57,745 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2022-11-25 17:53:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-25 17:53:57,748 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:53:57,748 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 1, 1, 1, 1] [2022-11-25 17:53:57,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:53:57,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:53:57,956 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:53:57,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:53:57,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1750747398, now seen corresponding path program 4 times [2022-11-25 17:53:57,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:53:57,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334908725] [2022-11-25 17:53:57,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:53:57,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:53:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:53:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:53:59,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:53:59,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334908725] [2022-11-25 17:53:59,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334908725] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 17:53:59,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516752775] [2022-11-25 17:53:59,002 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-25 17:53:59,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:53:59,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:53:59,007 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:53:59,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 17:53:59,098 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-25 17:53:59,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 17:53:59,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 33 conjunts are in the unsatisfiable core [2022-11-25 17:53:59,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:54:00,393 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:54:00,394 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:54:02,252 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:54:02,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516752775] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:54:02,252 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 17:54:02,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 32] total 85 [2022-11-25 17:54:02,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846765415] [2022-11-25 17:54:02,253 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 17:54:02,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2022-11-25 17:54:02,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:54:02,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2022-11-25 17:54:02,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1335, Invalid=5975, Unknown=0, NotChecked=0, Total=7310 [2022-11-25 17:54:02,267 INFO L87 Difference]: Start difference. First operand 97 states and 97 transitions. Second operand has 86 states, 85 states have (on average 3.023529411764706) internal successors, (257), 86 states have internal predecessors, (257), 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) [2022-11-25 17:54:09,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:54:09,036 INFO L93 Difference]: Finished difference Result 200 states and 216 transitions. [2022-11-25 17:54:09,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-11-25 17:54:09,039 INFO L78 Accepts]: Start accepts. Automaton has has 86 states, 85 states have (on average 3.023529411764706) internal successors, (257), 86 states have internal predecessors, (257), 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 96 [2022-11-25 17:54:09,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:54:09,041 INFO L225 Difference]: With dead ends: 200 [2022-11-25 17:54:09,041 INFO L226 Difference]: Without dead ends: 199 [2022-11-25 17:54:09,050 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12015 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=9174, Invalid=24866, Unknown=0, NotChecked=0, Total=34040 [2022-11-25 17:54:09,051 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 425 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 2120 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 2303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 2120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:54:09,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 28 Invalid, 2303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 2120 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-25 17:54:09,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2022-11-25 17:54:09,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2022-11-25 17:54:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 198 states have (on average 1.005050505050505) internal successors, (199), 198 states have internal predecessors, (199), 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) [2022-11-25 17:54:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 199 transitions. [2022-11-25 17:54:09,071 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 199 transitions. Word has length 96 [2022-11-25 17:54:09,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:54:09,072 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 199 transitions. [2022-11-25 17:54:09,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 85 states have (on average 3.023529411764706) internal successors, (257), 86 states have internal predecessors, (257), 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) [2022-11-25 17:54:09,073 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 199 transitions. [2022-11-25 17:54:09,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-25 17:54:09,078 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:54:09,078 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 1, 1, 1, 1] [2022-11-25 17:54:09,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-25 17:54:09,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-25 17:54:09,283 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:54:09,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:54:09,284 INFO L85 PathProgramCache]: Analyzing trace with hash -2028489203, now seen corresponding path program 5 times [2022-11-25 17:54:09,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:54:09,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788189937] [2022-11-25 17:54:09,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:54:09,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:54:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3072 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:54:12,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:54:12,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788189937] [2022-11-25 17:54:12,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788189937] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 17:54:12,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941854082] [2022-11-25 17:54:12,989 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-25 17:54:12,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:54:12,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:54:12,990 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:54:13,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 17:54:13,128 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) [2022-11-25 17:54:13,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 17:54:13,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-25 17:54:13,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:54:17,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3072 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:54:17,903 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:54:24,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3072 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:54:24,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [941854082] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:54:24,949 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 17:54:24,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66, 66] total 187 [2022-11-25 17:54:24,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176992216] [2022-11-25 17:54:24,950 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 17:54:24,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 188 states [2022-11-25 17:54:24,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:54:24,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 188 interpolants. [2022-11-25 17:54:24,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5811, Invalid=29345, Unknown=0, NotChecked=0, Total=35156 [2022-11-25 17:54:24,963 INFO L87 Difference]: Start difference. First operand 199 states and 199 transitions. Second operand has 188 states, 187 states have (on average 3.0106951871657754) internal successors, (563), 188 states have internal predecessors, (563), 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) [2022-11-25 17:55:00,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:55:00,659 INFO L93 Difference]: Finished difference Result 434 states and 472 transitions. [2022-11-25 17:55:00,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 234 states. [2022-11-25 17:55:00,660 INFO L78 Accepts]: Start accepts. Automaton has has 188 states, 187 states have (on average 3.0106951871657754) internal successors, (563), 188 states have internal predecessors, (563), 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 198 [2022-11-25 17:55:00,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:55:00,663 INFO L225 Difference]: With dead ends: 434 [2022-11-25 17:55:00,663 INFO L226 Difference]: Without dead ends: 433 [2022-11-25 17:55:00,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 684 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 410 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61071 ImplicationChecksByTransitivity, 42.0s TimeCoverageRelationStatistics Valid=44940, Invalid=124392, Unknown=0, NotChecked=0, Total=169332 [2022-11-25 17:55:00,679 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 1888 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 10822 mSolverCounterSat, 725 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1888 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 11547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 725 IncrementalHoareTripleChecker+Valid, 10822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:55:00,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1888 Valid, 72 Invalid, 11547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [725 Valid, 10822 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-11-25 17:55:00,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2022-11-25 17:55:00,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2022-11-25 17:55:00,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 432 states have (on average 1.0023148148148149) internal successors, (433), 432 states have internal predecessors, (433), 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) [2022-11-25 17:55:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 433 transitions. [2022-11-25 17:55:00,715 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 433 transitions. Word has length 198 [2022-11-25 17:55:00,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:55:00,716 INFO L495 AbstractCegarLoop]: Abstraction has 433 states and 433 transitions. [2022-11-25 17:55:00,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 188 states, 187 states have (on average 3.0106951871657754) internal successors, (563), 188 states have internal predecessors, (563), 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) [2022-11-25 17:55:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 433 transitions. [2022-11-25 17:55:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2022-11-25 17:55:00,726 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:55:00,727 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 71, 71, 71, 71, 1, 1, 1, 1] [2022-11-25 17:55:00,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-25 17:55:00,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-25 17:55:00,932 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 17:55:00,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:55:00,933 INFO L85 PathProgramCache]: Analyzing trace with hash 774999310, now seen corresponding path program 6 times [2022-11-25 17:55:00,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:55:00,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350047925] [2022-11-25 17:55:00,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:55:00,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:55:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:15,057 INFO L134 CoverageAnalysis]: Checked inductivity of 15123 backedges. 0 proven. 15123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:55:15,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:55:15,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350047925] [2022-11-25 17:55:15,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350047925] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 17:55:15,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100741772] [2022-11-25 17:55:15,058 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-25 17:55:15,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:55:15,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:55:15,059 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:55:15,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 17:55:15,326 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 72 check-sat command(s) [2022-11-25 17:55:15,326 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 17:55:15,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 145 conjunts are in the unsatisfiable core [2022-11-25 17:55:15,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:55:34,693 INFO L134 CoverageAnalysis]: Checked inductivity of 15123 backedges. 0 proven. 15123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:55:34,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:56:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 15123 backedges. 0 proven. 15123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:56:03,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100741772] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:56:03,211 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 17:56:03,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [144, 144, 144] total 430 [2022-11-25 17:56:03,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886971928] [2022-11-25 17:56:03,212 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 17:56:03,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 431 states [2022-11-25 17:56:03,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:56:03,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 431 interpolants. [2022-11-25 17:56:03,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27715, Invalid=157615, Unknown=0, NotChecked=0, Total=185330 [2022-11-25 17:56:03,238 INFO L87 Difference]: Start difference. First operand 433 states and 433 transitions. Second operand has 431 states, 430 states have (on average 3.0046511627906978) internal successors, (1292), 431 states have internal predecessors, (1292), 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) [2022-11-25 18:00:42,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:00:42,960 INFO L93 Difference]: Finished difference Result 866 states and 937 transitions. [2022-11-25 18:00:42,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 452 states. [2022-11-25 18:00:42,961 INFO L78 Accepts]: Start accepts. Automaton has has 431 states, 430 states have (on average 3.0046511627906978) internal successors, (1292), 431 states have internal predecessors, (1292), 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 432 [2022-11-25 18:00:42,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:00:42,964 INFO L225 Difference]: With dead ends: 866 [2022-11-25 18:00:42,965 INFO L226 Difference]: Without dead ends: 865 [2022-11-25 18:00:43,006 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1454 GetRequests, 577 SyntacticMatches, 0 SemanticMatches, 877 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300294 ImplicationChecksByTransitivity, 303.1s TimeCoverageRelationStatistics Valid=195056, Invalid=576706, Unknown=0, NotChecked=0, Total=771762 [2022-11-25 18:00:43,007 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 8463 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 48401 mSolverCounterSat, 4825 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8463 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 53226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4825 IncrementalHoareTripleChecker+Valid, 48401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:00:43,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8463 Valid, 127 Invalid, 53226 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4825 Valid, 48401 Invalid, 0 Unknown, 0 Unchecked, 21.8s Time] [2022-11-25 18:00:43,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2022-11-25 18:00:43,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 865. [2022-11-25 18:00:43,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 865 states, 864 states have (on average 1.0011574074074074) internal successors, (865), 864 states have internal predecessors, (865), 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) [2022-11-25 18:00:43,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 865 transitions. [2022-11-25 18:00:43,075 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 865 transitions. Word has length 432 [2022-11-25 18:00:43,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:00:43,076 INFO L495 AbstractCegarLoop]: Abstraction has 865 states and 865 transitions. [2022-11-25 18:00:43,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 431 states, 430 states have (on average 3.0046511627906978) internal successors, (1292), 431 states have internal predecessors, (1292), 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) [2022-11-25 18:00:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 865 transitions. [2022-11-25 18:00:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2022-11-25 18:00:43,108 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:00:43,108 INFO L195 NwaCegarLoop]: trace histogram [144, 144, 143, 143, 143, 143, 1, 1, 1, 1] [2022-11-25 18:00:43,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:00:43,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-25 18:00:43,326 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 18:00:43,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:00:43,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1092379782, now seen corresponding path program 7 times [2022-11-25 18:00:43,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:00:43,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692712002] [2022-11-25 18:00:43,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:00:43,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:00:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:00:54,907 INFO L134 CoverageAnalysis]: Checked inductivity of 61347 backedges. 55671 proven. 0 refuted. 0 times theorem prover too weak. 5676 trivial. 0 not checked. [2022-11-25 18:00:54,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:00:54,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692712002] [2022-11-25 18:00:54,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692712002] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:00:54,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:00:54,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [102] imperfect sequences [] total 102 [2022-11-25 18:00:54,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898651304] [2022-11-25 18:00:54,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:00:54,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2022-11-25 18:00:54,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:00:54,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2022-11-25 18:00:54,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5151, Invalid=5151, Unknown=0, NotChecked=0, Total=10302 [2022-11-25 18:00:54,913 INFO L87 Difference]: Start difference. First operand 865 states and 865 transitions. Second operand has 102 states, 102 states have (on average 5.950980392156863) internal successors, (607), 102 states have internal predecessors, (607), 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) [2022-11-25 18:00:57,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:00:57,049 INFO L93 Difference]: Finished difference Result 865 states and 865 transitions. [2022-11-25 18:00:57,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-11-25 18:00:57,051 INFO L78 Accepts]: Start accepts. Automaton has has 102 states, 102 states have (on average 5.950980392156863) internal successors, (607), 102 states have internal predecessors, (607), 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 864 [2022-11-25 18:00:57,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:00:57,053 INFO L225 Difference]: With dead ends: 865 [2022-11-25 18:00:57,053 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 18:00:57,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=5151, Invalid=5151, Unknown=0, NotChecked=0, Total=10302 [2022-11-25 18:00:57,058 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2844 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 2844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:00:57,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15 Invalid, 2844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2844 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-25 18:00:57,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 18:00:57,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 18:00:57,059 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) [2022-11-25 18:00:57,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 18:00:57,059 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 864 [2022-11-25 18:00:57,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:00:57,059 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:00:57,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 5.950980392156863) internal successors, (607), 102 states have internal predecessors, (607), 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) [2022-11-25 18:00:57,060 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 18:00:57,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 18:00:57,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2022-11-25 18:00:57,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2022-11-25 18:00:57,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2022-11-25 18:00:57,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2022-11-25 18:00:57,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 18:00:57,066 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 18:01:04,067 WARN L233 SmtUtils]: Spent 6.12s on a formula simplification. DAG size of input: 1097 DAG size of output: 517 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-25 18:01:04,076 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2022-11-25 18:01:04,076 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 18:01:04,076 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2022-11-25 18:01:04,076 INFO L902 garLoopResultBuilder]: At program point L29(lines 19 30) the Hoare annotation is: true [2022-11-25 18:01:04,076 INFO L899 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2022-11-25 18:01:04,076 INFO L899 garLoopResultBuilder]: For program point L25-1(line 25) no Hoare annotation was computed. [2022-11-25 18:01:04,079 INFO L895 garLoopResultBuilder]: At program point L23-2(lines 23 27) the Hoare annotation is: (let ((.cse10 (* 42 |ULTIMATE.start_main_~i~0#1|)) (.cse30 (* 16 |ULTIMATE.start_main_~i~0#1|)) (.cse15 (* 14 |ULTIMATE.start_main_~i~0#1|)) (.cse27 (* |ULTIMATE.start_main_~i~0#1| 26)) (.cse28 (* |ULTIMATE.start_main_~i~0#1| 24))) (let ((.cse6 (* |ULTIMATE.start_main_~i~0#1| 34)) (.cse2 (* |ULTIMATE.start_main_~i~0#1| 36)) (.cse7 (* |ULTIMATE.start_main_~i~0#1| 37)) (.cse18 (* 22 |ULTIMATE.start_main_~i~0#1|)) (.cse8 (* |ULTIMATE.start_main_~i~0#1| 38)) (.cse14 (* |ULTIMATE.start_main_~i~0#1| 15)) (.cse21 (+ .cse28 |ULTIMATE.start_main_~c~0#1|)) (.cse22 (* |ULTIMATE.start_main_~i~0#1| 33)) (.cse5 (* |ULTIMATE.start_main_~i~0#1| 13)) (.cse4 (* |ULTIMATE.start_main_~i~0#1| 18)) (.cse25 (* 19 |ULTIMATE.start_main_~i~0#1|)) (.cse16 (+ |ULTIMATE.start_main_~c~0#1| .cse27)) (.cse24 (+ |ULTIMATE.start_main_~c~0#1| .cse15)) (.cse23 (+ |ULTIMATE.start_main_~c~0#1| .cse30)) (.cse13 (* 32 |ULTIMATE.start_main_~i~0#1|)) (.cse17 (* 30 |ULTIMATE.start_main_~i~0#1|)) (.cse1 (< (+ |ULTIMATE.start_main_~c~0#1| .cse10) 2147480252)) (.cse3 (* |ULTIMATE.start_main_~i~0#1| 20)) (.cse20 (+ |ULTIMATE.start_main_~c~0#1| (* |ULTIMATE.start_main_~i~0#1| 27))) (.cse12 (* |ULTIMATE.start_main_~i~0#1| 28)) (.cse32 (* 35 |ULTIMATE.start_main_~i~0#1|)) (.cse9 (< (+ |ULTIMATE.start_main_~c~0#1| (* 41 |ULTIMATE.start_main_~i~0#1|)) 2147480252)) (.cse11 (* |ULTIMATE.start_main_~i~0#1| 11)) (.cse26 (* 3 |ULTIMATE.start_main_~i~0#1|)) (.cse31 (* |ULTIMATE.start_main_~i~0#1| 17)) (.cse29 (* |ULTIMATE.start_main_~i~0#1| 39)) (.cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|)) (.cse19 (* 40 |ULTIMATE.start_main_~i~0#1|))) (or (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 1326) (* 51 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and .cse0 (<= 77 |ULTIMATE.start_main_~i~0#1|) (< (+ .cse2 |ULTIMATE.start_main_~c~0#1|) 2147480483)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 210) .cse3) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 21)) (and (<= 60 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| (+ 690 .cse4)) .cse0 .cse1) (and .cse0 (<= (+ 1953 |ULTIMATE.start_main_~c~0#1|) (* 62 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and .cse0 (<= 100 |ULTIMATE.start_main_~i~0#1|) (< (+ .cse5 |ULTIMATE.start_main_~c~0#1|) 2147481035)) (and (<= 79 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ |ULTIMATE.start_main_~c~0#1| .cse6) 2147480552)) (and (<= 76 |ULTIMATE.start_main_~i~0#1|) (< (+ .cse7 |ULTIMATE.start_main_~c~0#1|) 2147480447) .cse0) (and (< (+ .cse8 |ULTIMATE.start_main_~c~0#1|) 2147480410) .cse0 (<= 75 |ULTIMATE.start_main_~i~0#1|)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 1711) (* |ULTIMATE.start_main_~i~0#1| 58)) .cse0 .cse1) (and (<= 72 |ULTIMATE.start_main_~i~0#1|) .cse9 .cse0) (and (<= (+ 595 |ULTIMATE.start_main_~c~0#1|) .cse6) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 34)) (and (<= 82 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ (* 31 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147480648)) (and .cse0 (<= (+ 903 |ULTIMATE.start_main_~c~0#1|) .cse10) .cse1) (and (<= 53 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| (+ .cse11 795)) .cse1) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 45) (* 9 |ULTIMATE.start_main_~i~0#1|)) (<= |ULTIMATE.start_main_~i~0#1| 9)) (and (<= |ULTIMATE.start_main_~i~0#1| 29) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 406) .cse12)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 666) .cse2) (<= |ULTIMATE.start_main_~i~0#1| 36)) (and .cse0 (< (+ .cse13 |ULTIMATE.start_main_~c~0#1|) 2147480617) (<= 81 |ULTIMATE.start_main_~i~0#1|)) (and (< (+ .cse14 |ULTIMATE.start_main_~c~0#1|) 2147481008) (<= 98 |ULTIMATE.start_main_~i~0#1|) .cse0) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 105) .cse15) (<= |ULTIMATE.start_main_~i~0#1| 15)) (and (<= |ULTIMATE.start_main_~i~0#1| 37) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 703) .cse7)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 1128) (* 47 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and (< .cse16 2147480788) (<= 87 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (<= 83 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ .cse17 |ULTIMATE.start_main_~c~0#1|) 2147480678)) (and .cse0 (<= (+ 21 |ULTIMATE.start_main_~c~0#1|) (* 6 |ULTIMATE.start_main_~i~0#1|)) (<= |ULTIMATE.start_main_~i~0#1| 7)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 946) (* |ULTIMATE.start_main_~i~0#1| 43)) .cse1) (and (<= 91 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ .cse18 |ULTIMATE.start_main_~c~0#1|) 2147480882)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 820) .cse19) .cse0 (< .cse20 2147483297)) (and (<= |ULTIMATE.start_main_~i~0#1| 11) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 55) (* |ULTIMATE.start_main_~i~0#1| 10))) (and (<= 89 |ULTIMATE.start_main_~i~0#1|) (< .cse21 2147480837) .cse0) (and (< (+ |ULTIMATE.start_main_~c~0#1| .cse22) 2147480585) .cse0 (<= 80 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~i~0#1| 23) (<= (+ 253 |ULTIMATE.start_main_~c~0#1|) .cse18) .cse0) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| (+ 783 (* |ULTIMATE.start_main_~i~0#1| 12))) (<= 54 |ULTIMATE.start_main_~i~0#1|) (< .cse23 2147483512)) (and (<= |ULTIMATE.start_main_~i~0#1| 38) (<= (+ |ULTIMATE.start_main_~c~0#1| 741) .cse8) .cse0) (and (<= 57 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| (+ .cse14 741)) (< .cse24 2147483557)) (and (<= |ULTIMATE.start_main_~i~0#1| 2) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 1) |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| (+ 671 .cse25)) (<= 61 |ULTIMATE.start_main_~i~0#1|) .cse1) (and (<= 5 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 5) (<= (+ 5 |ULTIMATE.start_main_~c~0#1|) .cse26)) (and (<= (+ 351 |ULTIMATE.start_main_~c~0#1|) .cse27) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 27)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 300) .cse28) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 25)) (and .cse0 .cse1 (<= (+ |ULTIMATE.start_main_~c~0#1| 1540) (* |ULTIMATE.start_main_~i~0#1| 55))) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 1081) (* 46 |ULTIMATE.start_main_~i~0#1|)) (< .cse21 2147483348)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 561) .cse22) (<= |ULTIMATE.start_main_~i~0#1| 33)) (and (< (+ |ULTIMATE.start_main_~c~0#1| .cse29) 2147480372) .cse0 (<= 74 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~i~0#1| 13) .cse0 (<= (+ 91 |ULTIMATE.start_main_~c~0#1|) .cse5)) (and (<= |ULTIMATE.start_main_~i~0#1| 16) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 136) .cse30)) (and (<= (+ 2080 |ULTIMATE.start_main_~c~0#1|) (* 64 |ULTIMATE.start_main_~i~0#1|)) .cse0 .cse1) (and .cse0 (<= 94 |ULTIMATE.start_main_~i~0#1|) (< (+ |ULTIMATE.start_main_~c~0#1| .cse25) 2147480942)) (and .cse0 (<= (+ 2346 |ULTIMATE.start_main_~c~0#1|) (* 68 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and .cse0 (<= 95 |ULTIMATE.start_main_~i~0#1|) (< (+ |ULTIMATE.start_main_~c~0#1| .cse4) 2147480960)) (and (< (+ (* 21 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147480903) (<= 92 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (<= |ULTIMATE.start_main_~i~0#1| 19) .cse0 (<= (+ 190 |ULTIMATE.start_main_~c~0#1|) .cse25)) (and (<= 88 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ (* |ULTIMATE.start_main_~i~0#1| 25) |ULTIMATE.start_main_~c~0#1|) 2147480813)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 2211) (* 66 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and (<= |ULTIMATE.start_main_~c~0#1| (+ .cse26 855)) .cse0 (<= 45 |ULTIMATE.start_main_~i~0#1|) (< .cse16 2147483323)) (and (< .cse24 2147481022) .cse0 (<= 99 |ULTIMATE.start_main_~i~0#1|)) (and (<= 97 |ULTIMATE.start_main_~i~0#1|) .cse0 (< .cse23 2147480993)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 32) (<= (+ |ULTIMATE.start_main_~c~0#1| 528) .cse13)) (and (<= 84 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ (* 29 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147480707)) (and .cse0 (<= (+ 465 |ULTIMATE.start_main_~c~0#1|) .cse17) (<= |ULTIMATE.start_main_~i~0#1| 31)) (and .cse0 (<= (+ 1225 |ULTIMATE.start_main_~c~0#1|) (* 49 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and (<= 93 |ULTIMATE.start_main_~i~0#1|) (< (+ .cse3 |ULTIMATE.start_main_~c~0#1|) 2147480923) .cse0) (and (<= 86 |ULTIMATE.start_main_~i~0#1|) (< .cse20 2147480762) .cse0) (and (< (+ .cse31 |ULTIMATE.start_main_~c~0#1|) 2147480977) .cse0 (<= 96 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (< (+ |ULTIMATE.start_main_~c~0#1| .cse12) 2147480735) (<= 85 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| (* 2 |ULTIMATE.start_main_~i~0#1|)) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| |ULTIMATE.start_main_~i~0#1|) 0)) (and (< (+ .cse32 |ULTIMATE.start_main_~c~0#1|) 2147480518) .cse0 (<= 78 |ULTIMATE.start_main_~i~0#1|)) (and (<= (+ 630 |ULTIMATE.start_main_~c~0#1|) .cse32) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 35)) (and .cse9 .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 2485) (* |ULTIMATE.start_main_~i~0#1| 70))) (and (<= |ULTIMATE.start_main_~i~0#1| 12) .cse0 (<= (+ 66 |ULTIMATE.start_main_~c~0#1|) .cse11)) (and (<= (+ 6 |ULTIMATE.start_main_~c~0#1|) .cse26) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 4)) (and .cse0 (<= (+ 153 |ULTIMATE.start_main_~c~0#1|) .cse31) (<= |ULTIMATE.start_main_~i~0#1| 18)) (and (<= 90 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ (* 23 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147480860)) (and (<= |ULTIMATE.start_main_~i~0#1| 8) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 36) (* |ULTIMATE.start_main_~i~0#1| 8))) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 780) .cse29) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 39)) (and .cse0 (< (+ |ULTIMATE.start_main_~c~0#1| .cse19) 2147480333) (<= 73 |ULTIMATE.start_main_~i~0#1|))))) [2022-11-25 18:01:04,079 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2022-11-25 18:01:04,080 INFO L899 garLoopResultBuilder]: For program point L15(lines 15 17) no Hoare annotation was computed. [2022-11-25 18:01:04,080 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 18:01:04,080 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2022-11-25 18:01:04,080 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2022-11-25 18:01:04,080 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 18:01:04,080 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 18:01:04,080 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2022-11-25 18:01:04,081 INFO L899 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2022-11-25 18:01:04,081 INFO L899 garLoopResultBuilder]: For program point L24-1(line 24) no Hoare annotation was computed. [2022-11-25 18:01:04,081 INFO L899 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2022-11-25 18:01:04,081 INFO L899 garLoopResultBuilder]: For program point L14(lines 14 18) no Hoare annotation was computed. [2022-11-25 18:01:04,084 INFO L445 BasicCegarLoop]: Path program histogram: [7, 1, 1, 1, 1, 1, 1] [2022-11-25 18:01:04,086 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 18:01:04,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:01:04 BoogieIcfgContainer [2022-11-25 18:01:04,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 18:01:04,119 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:01:04,119 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:01:04,120 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:01:04,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:53:50" (3/4) ... [2022-11-25 18:01:04,123 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 18:01:04,132 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-25 18:01:04,133 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-25 18:01:04,133 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 18:01:04,133 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 18:01:04,172 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 18:01:04,172 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:01:04,172 INFO L158 Benchmark]: Toolchain (without parser) took 434701.88ms. Allocated memory was 134.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 102.7MB in the beginning and 971.8MB in the end (delta: -869.1MB). Peak memory consumption was 767.7MB. Max. memory is 16.1GB. [2022-11-25 18:01:04,173 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory was 86.0MB in the beginning and 85.9MB in the end (delta: 75.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:01:04,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.73ms. Allocated memory is still 134.2MB. Free memory was 102.2MB in the beginning and 92.3MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 18:01:04,173 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.19ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 90.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:01:04,174 INFO L158 Benchmark]: Boogie Preprocessor took 28.42ms. Allocated memory is still 134.2MB. Free memory was 90.7MB in the beginning and 89.7MB in the end (delta: 988.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:01:04,174 INFO L158 Benchmark]: RCFGBuilder took 299.96ms. Allocated memory is still 134.2MB. Free memory was 89.7MB in the beginning and 80.2MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 18:01:04,174 INFO L158 Benchmark]: TraceAbstraction took 433965.05ms. Allocated memory was 134.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 79.3MB in the beginning and 974.9MB in the end (delta: -895.7MB). Peak memory consumption was 994.2MB. Max. memory is 16.1GB. [2022-11-25 18:01:04,175 INFO L158 Benchmark]: Witness Printer took 52.76ms. Allocated memory is still 1.8GB. Free memory was 974.9MB in the beginning and 971.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:01:04,176 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory was 86.0MB in the beginning and 85.9MB in the end (delta: 75.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.73ms. Allocated memory is still 134.2MB. Free memory was 102.2MB in the beginning and 92.3MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.19ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 90.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.42ms. Allocated memory is still 134.2MB. Free memory was 90.7MB in the beginning and 89.7MB in the end (delta: 988.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 299.96ms. Allocated memory is still 134.2MB. Free memory was 89.7MB in the beginning and 80.2MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 433965.05ms. Allocated memory was 134.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 79.3MB in the beginning and 974.9MB in the end (delta: -895.7MB). Peak memory consumption was 994.2MB. Max. memory is 16.1GB. * Witness Printer took 52.76ms. Allocated memory is still 1.8GB. Free memory was 974.9MB in the beginning and 971.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. 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: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: 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, 19 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 433.8s, OverallIterations: 13, TraceHistogramMax: 144, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.1s, AutomataDifference: 327.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10929 SdHoareTripleChecker+Valid, 30.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10929 mSDsluCounter, 349 SdHoareTripleChecker+Invalid, 25.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 269 mSDsCounter, 5808 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 65093 IncrementalHoareTripleChecker+Invalid, 70901 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5808 mSolverCounterUnsat, 80 mSDtfsCounter, 65093 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2828 GetRequests, 1114 SyntacticMatches, 0 SemanticMatches, 1714 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376356 ImplicationChecksByTransitivity, 360.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=865occurred in iteration=12, InterpolantAutomatonStates: 984, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 105 NumberOfFragments, 1179 HoareAnnotationTreeSize, 2 FomulaSimplifications, 1084 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 2 FomulaSimplificationsInter, 3578 FormulaSimplificationTreeSizeReductionInter, 6.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 93.7s InterpolantComputationTime, 2535 NumberOfCodeBlocks, 2535 NumberOfCodeBlocksAsserted, 131 NumberOfCheckSat, 3320 ConstructedInterpolants, 0 QuantifiedInterpolants, 18812 SizeOfPredicates, 26 NumberOfNonLiveVariables, 1482 ConjunctsInSsa, 276 ConjunctsInUnsatCore, 25 InterpolantComputations, 7 PerfectInterpolantSequences, 61354/118495 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 4 specifications checked. All of them hold - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= c && c + 1326 <= 51 * i) && c + 42 * i < 2147480252) || ((0 <= c && 77 <= i) && i * 36 + c < 2147480483)) || ((c + 210 <= i * 20 && 0 <= c) && i <= 21)) || (((60 <= i && c <= 690 + i * 18) && 0 <= c) && c + 42 * i < 2147480252)) || ((0 <= c && 1953 + c <= 62 * i) && c + 42 * i < 2147480252)) || ((0 <= c && 100 <= i) && i * 13 + c < 2147481035)) || ((79 <= i && 0 <= c) && c + i * 34 < 2147480552)) || ((76 <= i && i * 37 + c < 2147480447) && 0 <= c)) || ((i * 38 + c < 2147480410 && 0 <= c) && 75 <= i)) || ((c + 1711 <= i * 58 && 0 <= c) && c + 42 * i < 2147480252)) || ((72 <= i && c + 41 * i < 2147480252) && 0 <= c)) || ((595 + c <= i * 34 && 0 <= c) && i <= 34)) || ((82 <= i && 0 <= c) && 31 * i + c < 2147480648)) || ((0 <= c && 903 + c <= 42 * i) && c + 42 * i < 2147480252)) || (((53 <= i && 0 <= c) && c <= i * 11 + 795) && c + 42 * i < 2147480252)) || ((0 <= c && c + 45 <= 9 * i) && i <= 9)) || ((i <= 29 && 0 <= c) && c + 406 <= i * 28)) || ((0 <= c && c + 666 <= i * 36) && i <= 36)) || ((0 <= c && 32 * i + c < 2147480617) && 81 <= i)) || ((i * 15 + c < 2147481008 && 98 <= i) && 0 <= c)) || ((0 <= c && c + 105 <= 14 * i) && i <= 15)) || ((i <= 37 && 0 <= c) && c + 703 <= i * 37)) || ((0 <= c && c + 1128 <= 47 * i) && c + 42 * i < 2147480252)) || ((c + i * 26 < 2147480788 && 87 <= i) && 0 <= c)) || ((83 <= i && 0 <= c) && 30 * i + c < 2147480678)) || ((0 <= c && 21 + c <= 6 * i) && i <= 7)) || ((0 <= c && c + 946 <= i * 43) && c + 42 * i < 2147480252)) || ((91 <= i && 0 <= c) && 22 * i + c < 2147480882)) || ((c + 820 <= 40 * i && 0 <= c) && c + i * 27 < 2147483297)) || ((i <= 11 && 0 <= c) && c + 55 <= i * 10)) || ((89 <= i && i * 24 + c < 2147480837) && 0 <= c)) || ((c + i * 33 < 2147480585 && 0 <= c) && 80 <= i)) || ((i <= 23 && 253 + c <= 22 * i) && 0 <= c)) || (((0 <= c && c <= 783 + i * 12) && 54 <= i) && c + 16 * i < 2147483512)) || ((i <= 38 && c + 741 <= i * 38) && 0 <= c)) || (((57 <= i && 0 <= c) && c <= i * 15 + 741) && c + 14 * i < 2147483557)) || ((i <= 2 && 0 <= c) && c + 1 <= i)) || (((0 <= c && c <= 671 + 19 * i) && 61 <= i) && c + 42 * i < 2147480252)) || (((5 <= i && 0 <= c) && i <= 5) && 5 + c <= 3 * i)) || ((351 + c <= i * 26 && 0 <= c) && i <= 27)) || ((c + 300 <= i * 24 && 0 <= c) && i <= 25)) || ((0 <= c && c + 42 * i < 2147480252) && c + 1540 <= i * 55)) || ((0 <= c && c + 1081 <= 46 * i) && i * 24 + c < 2147483348)) || ((0 <= c && c + 561 <= i * 33) && i <= 33)) || ((c + i * 39 < 2147480372 && 0 <= c) && 74 <= i)) || ((i <= 13 && 0 <= c) && 91 + c <= i * 13)) || ((i <= 16 && 0 <= c) && c + 136 <= 16 * i)) || ((2080 + c <= 64 * i && 0 <= c) && c + 42 * i < 2147480252)) || ((0 <= c && 94 <= i) && c + 19 * i < 2147480942)) || ((0 <= c && 2346 + c <= 68 * i) && c + 42 * i < 2147480252)) || ((0 <= c && 95 <= i) && c + i * 18 < 2147480960)) || ((21 * i + c < 2147480903 && 92 <= i) && 0 <= c)) || ((i <= 19 && 0 <= c) && 190 + c <= 19 * i)) || ((88 <= i && 0 <= c) && i * 25 + c < 2147480813)) || ((0 <= c && c + 2211 <= 66 * i) && c + 42 * i < 2147480252)) || (((c <= 3 * i + 855 && 0 <= c) && 45 <= i) && c + i * 26 < 2147483323)) || ((c + 14 * i < 2147481022 && 0 <= c) && 99 <= i)) || ((97 <= i && 0 <= c) && c + 16 * i < 2147480993)) || ((0 <= c && i <= 32) && c + 528 <= 32 * i)) || ((84 <= i && 0 <= c) && 29 * i + c < 2147480707)) || ((0 <= c && 465 + c <= 30 * i) && i <= 31)) || ((0 <= c && 1225 + c <= 49 * i) && c + 42 * i < 2147480252)) || ((93 <= i && i * 20 + c < 2147480923) && 0 <= c)) || ((86 <= i && c + i * 27 < 2147480762) && 0 <= c)) || ((i * 17 + c < 2147480977 && 0 <= c) && 96 <= i)) || ((0 <= c && c + i * 28 < 2147480735) && 85 <= i)) || ((c <= 2 * i && 0 <= c) && c + i <= 0)) || ((35 * i + c < 2147480518 && 0 <= c) && 78 <= i)) || ((630 + c <= 35 * i && 0 <= c) && i <= 35)) || ((c + 41 * i < 2147480252 && 0 <= c) && c + 2485 <= i * 70)) || ((i <= 12 && 0 <= c) && 66 + c <= i * 11)) || ((6 + c <= 3 * i && 0 <= c) && i <= 4)) || ((0 <= c && 153 + c <= i * 17) && i <= 18)) || ((90 <= i && 0 <= c) && 23 * i + c < 2147480860)) || ((i <= 8 && 0 <= c) && c + 36 <= i * 8)) || ((c + 780 <= i * 39 && 0 <= c) && i <= 39)) || ((0 <= c && c + 40 * i < 2147480333) && 73 <= i) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-25 18:01:04,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcacc3de-7286-41a8-aff7-098c0ee030a8/bin/uautomizer-ZsLfNo2U6R/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