./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/java_Nested.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 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_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/java_Nested.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS --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 64bit --witnessprinter.graph.data.programhash 6f3c7109e3632c85dc9002b2a2bde96ba9bdc501efcd49505c298845bf1ea677 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 01:56:29,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:56:29,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:56:29,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:56:29,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:56:29,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:56:29,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:56:30,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:56:30,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:56:30,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:56:30,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:56:30,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:56:30,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:56:30,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:56:30,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:56:30,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:56:30,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:56:30,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:56:30,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:56:30,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:56:30,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:56:30,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:56:30,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:56:30,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:56:30,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:56:30,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:56:30,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:56:30,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:56:30,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:56:30,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:56:30,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:56:30,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:56:30,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:56:30,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:56:30,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:56:30,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:56:30,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:56:30,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:56:30,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:56:30,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:56:30,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:56:30,072 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-23 01:56:30,112 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:56:30,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:56:30,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:56:30,114 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:56:30,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 01:56:30,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 01:56:30,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:56:30,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:56:30,117 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:56:30,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:56:30,118 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 01:56:30,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 01:56:30,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:56:30,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 01:56:30,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 01:56:30,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 01:56:30,120 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 01:56:30,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:56:30,120 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:56:30,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 01:56:30,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:56:30,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:56:30,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 01:56:30,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:56:30,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:56:30,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 01:56:30,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 01:56:30,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 01:56:30,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 01:56:30,123 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 01:56:30,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 01:56:30,124 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 01:56:30,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 01:56:30,124 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_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f3c7109e3632c85dc9002b2a2bde96ba9bdc501efcd49505c298845bf1ea677 [2022-11-23 01:56:30,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:56:30,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:56:30,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:56:30,499 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:56:30,499 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:56:30,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/termination-restricted-15/java_Nested.c [2022-11-23 01:56:33,539 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:56:33,798 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:56:33,803 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/sv-benchmarks/c/termination-restricted-15/java_Nested.c [2022-11-23 01:56:33,832 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/data/c1335db11/347b64df0c054889afa0824ca16da0d9/FLAG0106627c1 [2022-11-23 01:56:33,859 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/data/c1335db11/347b64df0c054889afa0824ca16da0d9 [2022-11-23 01:56:33,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:56:33,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:56:33,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:56:33,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:56:33,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:56:33,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:33" (1/1) ... [2022-11-23 01:56:33,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6941e0a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:33, skipping insertion in model container [2022-11-23 01:56:33,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:33" (1/1) ... [2022-11-23 01:56:33,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:56:33,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:56:34,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:56:34,115 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 01:56:34,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:56:34,147 INFO L208 MainTranslator]: Completed translation [2022-11-23 01:56:34,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34 WrapperNode [2022-11-23 01:56:34,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:56:34,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 01:56:34,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 01:56:34,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 01:56:34,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,186 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2022-11-23 01:56:34,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 01:56:34,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 01:56:34,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 01:56:34,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 01:56:34,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,214 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 01:56:34,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 01:56:34,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 01:56:34,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 01:56:34,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (1/1) ... [2022-11-23 01:56:34,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:56:34,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:34,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 01:56:34,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 01:56:34,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 01:56:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 01:56:34,392 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 01:56:34,394 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 01:56:34,493 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 01:56:34,506 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 01:56:34,506 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 01:56:34,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:56:34 BoogieIcfgContainer [2022-11-23 01:56:34,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 01:56:34,512 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 01:56:34,512 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 01:56:34,516 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 01:56:34,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:56:33" (1/3) ... [2022-11-23 01:56:34,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71362330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:56:34, skipping insertion in model container [2022-11-23 01:56:34,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:34" (2/3) ... [2022-11-23 01:56:34,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71362330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:56:34, skipping insertion in model container [2022-11-23 01:56:34,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:56:34" (3/3) ... [2022-11-23 01:56:34,520 INFO L112 eAbstractionObserver]: Analyzing ICFG java_Nested.c [2022-11-23 01:56:34,543 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 01:56:34,543 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-23 01:56:34,626 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 01:56:34,635 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;@62a7c310, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 01:56:34,636 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-23 01:56:34,641 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 15 states have (on average 1.8) internal successors, (27), 23 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) [2022-11-23 01:56:34,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-23 01:56:34,650 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:34,651 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-23 01:56:34,652 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:34,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:34,660 INFO L85 PathProgramCache]: Analyzing trace with hash 28700394, now seen corresponding path program 1 times [2022-11-23 01:56:34,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:34,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017582635] [2022-11-23 01:56:34,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:34,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:34,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:34,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:34,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017582635] [2022-11-23 01:56:34,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017582635] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:34,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:34,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:56:34,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016891651] [2022-11-23 01:56:34,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:34,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 01:56:34,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:34,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 01:56:34,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 01:56:34,888 INFO L87 Difference]: Start difference. First operand has 24 states, 15 states have (on average 1.8) internal successors, (27), 23 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) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 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) [2022-11-23 01:56:34,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:34,910 INFO L93 Difference]: Finished difference Result 46 states and 52 transitions. [2022-11-23 01:56:34,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 01:56:34,913 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 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 [2022-11-23 01:56:34,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:34,922 INFO L225 Difference]: With dead ends: 46 [2022-11-23 01:56:34,922 INFO L226 Difference]: Without dead ends: 20 [2022-11-23 01:56:34,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 01:56:34,933 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:34,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:34,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-11-23 01:56:34,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-11-23 01:56:34,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 12 states have (on average 1.75) internal successors, (21), 19 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:34,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2022-11-23 01:56:34,975 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 5 [2022-11-23 01:56:34,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:34,976 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2022-11-23 01:56:34,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 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) [2022-11-23 01:56:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2022-11-23 01:56:34,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-23 01:56:34,977 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:34,977 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-23 01:56:34,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 01:56:34,979 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:34,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:34,980 INFO L85 PathProgramCache]: Analyzing trace with hash 28699898, now seen corresponding path program 1 times [2022-11-23 01:56:34,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:34,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915843290] [2022-11-23 01:56:34,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:34,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:35,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915843290] [2022-11-23 01:56:35,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915843290] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:35,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:35,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:56:35,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924681882] [2022-11-23 01:56:35,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:35,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:56:35,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:35,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:56:35,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:35,105 INFO L87 Difference]: Start difference. First operand 20 states and 21 transitions. Second operand has 3 states, 3 states have (on average 1.6666666666666667) 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) [2022-11-23 01:56:35,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:35,187 INFO L93 Difference]: Finished difference Result 47 states and 54 transitions. [2022-11-23 01:56:35,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:56:35,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) 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 [2022-11-23 01:56:35,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:35,189 INFO L225 Difference]: With dead ends: 47 [2022-11-23 01:56:35,189 INFO L226 Difference]: Without dead ends: 29 [2022-11-23 01:56:35,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:35,191 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 9 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:35,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 23 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 01:56:35,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-11-23 01:56:35,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2022-11-23 01:56:35,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 26 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) [2022-11-23 01:56:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2022-11-23 01:56:35,198 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 32 transitions. Word has length 5 [2022-11-23 01:56:35,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:35,198 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 32 transitions. [2022-11-23 01:56:35,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) 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) [2022-11-23 01:56:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-11-23 01:56:35,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-23 01:56:35,200 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:35,200 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-23 01:56:35,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 01:56:35,201 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:35,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:35,201 INFO L85 PathProgramCache]: Analyzing trace with hash 28699945, now seen corresponding path program 1 times [2022-11-23 01:56:35,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:35,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837945303] [2022-11-23 01:56:35,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:35,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837945303] [2022-11-23 01:56:35,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837945303] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:35,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:35,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:56:35,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220004714] [2022-11-23 01:56:35,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:35,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:56:35,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:35,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:56:35,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:35,234 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. 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) [2022-11-23 01:56:35,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:35,283 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2022-11-23 01:56:35,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:56:35,284 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 [2022-11-23 01:56:35,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:35,284 INFO L225 Difference]: With dead ends: 29 [2022-11-23 01:56:35,285 INFO L226 Difference]: Without dead ends: 28 [2022-11-23 01:56:35,285 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 [2022-11-23 01:56:35,286 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 5 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:35,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 24 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:35,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-11-23 01:56:35,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2022-11-23 01:56:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.631578947368421) internal successors, (31), 26 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2022-11-23 01:56:35,293 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 5 [2022-11-23 01:56:35,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:35,307 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2022-11-23 01:56:35,307 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) [2022-11-23 01:56:35,307 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-11-23 01:56:35,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-23 01:56:35,308 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:35,308 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:35,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 01:56:35,309 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:35,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:35,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1810845099, now seen corresponding path program 1 times [2022-11-23 01:56:35,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:35,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808076573] [2022-11-23 01:56:35,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:35,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808076573] [2022-11-23 01:56:35,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808076573] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:35,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:35,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:56:35,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579738506] [2022-11-23 01:56:35,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:35,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:56:35,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:35,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:56:35,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:35,377 INFO L87 Difference]: Start difference. First operand 27 states and 31 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) [2022-11-23 01:56:35,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:35,400 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2022-11-23 01:56:35,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:56:35,400 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 [2022-11-23 01:56:35,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:35,401 INFO L225 Difference]: With dead ends: 27 [2022-11-23 01:56:35,401 INFO L226 Difference]: Without dead ends: 26 [2022-11-23 01:56:35,402 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 [2022-11-23 01:56:35,403 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 13 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:35,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 18 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:35,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-23 01:56:35,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-23 01:56:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 25 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-11-23 01:56:35,409 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 7 [2022-11-23 01:56:35,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:35,409 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-11-23 01:56:35,410 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) [2022-11-23 01:56:35,410 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-23 01:56:35,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-23 01:56:35,410 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:35,411 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:35,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 01:56:35,411 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:35,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:35,412 INFO L85 PathProgramCache]: Analyzing trace with hash 301623279, now seen corresponding path program 1 times [2022-11-23 01:56:35,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:35,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178029369] [2022-11-23 01:56:35,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:35,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178029369] [2022-11-23 01:56:35,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178029369] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:35,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:35,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:56:35,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321277292] [2022-11-23 01:56:35,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:35,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:56:35,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:35,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:56:35,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:35,480 INFO L87 Difference]: Start difference. First operand 26 states and 29 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) [2022-11-23 01:56:35,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:35,493 INFO L93 Difference]: Finished difference Result 33 states and 36 transitions. [2022-11-23 01:56:35,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:56:35,494 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 [2022-11-23 01:56:35,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:35,495 INFO L225 Difference]: With dead ends: 33 [2022-11-23 01:56:35,495 INFO L226 Difference]: Without dead ends: 32 [2022-11-23 01:56:35,496 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 [2022-11-23 01:56:35,497 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 0 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:35,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 34 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:35,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-11-23 01:56:35,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-11-23 01:56:35,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 25 states have (on average 1.4) internal successors, (35), 31 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2022-11-23 01:56:35,506 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 8 [2022-11-23 01:56:35,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:35,506 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2022-11-23 01:56:35,506 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) [2022-11-23 01:56:35,507 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-23 01:56:35,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 01:56:35,507 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:35,508 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:35,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 01:56:35,508 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:35,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:35,509 INFO L85 PathProgramCache]: Analyzing trace with hash 760387117, now seen corresponding path program 1 times [2022-11-23 01:56:35,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:35,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339919233] [2022-11-23 01:56:35,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:35,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339919233] [2022-11-23 01:56:35,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339919233] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:35,562 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:35,562 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:56:35,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590268717] [2022-11-23 01:56:35,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:35,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 01:56:35,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:35,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 01:56:35,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 01:56:35,565 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:35,593 INFO L93 Difference]: Finished difference Result 32 states and 35 transitions. [2022-11-23 01:56:35,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 01:56:35,594 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 9 [2022-11-23 01:56:35,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:35,594 INFO L225 Difference]: With dead ends: 32 [2022-11-23 01:56:35,595 INFO L226 Difference]: Without dead ends: 30 [2022-11-23 01:56:35,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 01:56:35,597 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 10 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:35,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 16 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:35,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-11-23 01:56:35,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-11-23 01:56:35,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 25 states have (on average 1.28) internal successors, (32), 29 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) [2022-11-23 01:56:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2022-11-23 01:56:35,605 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 9 [2022-11-23 01:56:35,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:35,606 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2022-11-23 01:56:35,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2022-11-23 01:56:35,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-23 01:56:35,607 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:35,607 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:35,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 01:56:35,608 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:35,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:35,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1035144580, now seen corresponding path program 1 times [2022-11-23 01:56:35,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:35,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513226889] [2022-11-23 01:56:35,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 01:56:35,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513226889] [2022-11-23 01:56:35,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513226889] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:35,651 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:35,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:56:35,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658433818] [2022-11-23 01:56:35,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:35,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:56:35,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:35,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:56:35,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:35,654 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:35,665 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2022-11-23 01:56:35,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:56:35,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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 [2022-11-23 01:56:35,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:35,667 INFO L225 Difference]: With dead ends: 30 [2022-11-23 01:56:35,667 INFO L226 Difference]: Without dead ends: 29 [2022-11-23 01:56:35,668 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 [2022-11-23 01:56:35,669 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 5 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:35,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 14 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:35,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-11-23 01:56:35,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-11-23 01:56:35,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 25 states have (on average 1.24) internal successors, (31), 28 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 31 transitions. [2022-11-23 01:56:35,676 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 31 transitions. Word has length 12 [2022-11-23 01:56:35,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:35,677 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 31 transitions. [2022-11-23 01:56:35,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,677 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2022-11-23 01:56:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-23 01:56:35,678 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:35,678 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:35,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 01:56:35,679 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:35,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:35,680 INFO L85 PathProgramCache]: Analyzing trace with hash 2024710977, now seen corresponding path program 1 times [2022-11-23 01:56:35,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:35,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362149822] [2022-11-23 01:56:35,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 01:56:35,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362149822] [2022-11-23 01:56:35,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362149822] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:35,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:35,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:56:35,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819860486] [2022-11-23 01:56:35,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:35,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:56:35,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:35,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:56:35,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:35,723 INFO L87 Difference]: Start difference. First operand 29 states and 31 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:35,740 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2022-11-23 01:56:35,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:56:35,741 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-23 01:56:35,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:35,741 INFO L225 Difference]: With dead ends: 44 [2022-11-23 01:56:35,742 INFO L226 Difference]: Without dead ends: 43 [2022-11-23 01:56:35,742 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 [2022-11-23 01:56:35,743 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 3 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:35,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 26 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:35,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-11-23 01:56:35,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2022-11-23 01:56:35,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 39 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 46 transitions. [2022-11-23 01:56:35,753 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 46 transitions. Word has length 13 [2022-11-23 01:56:35,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:35,753 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 46 transitions. [2022-11-23 01:56:35,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,754 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-11-23 01:56:35,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-23 01:56:35,754 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:35,755 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:35,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 01:56:35,755 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:35,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:35,756 INFO L85 PathProgramCache]: Analyzing trace with hash 2024712419, now seen corresponding path program 1 times [2022-11-23 01:56:35,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:35,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606931690] [2022-11-23 01:56:35,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 01:56:35,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606931690] [2022-11-23 01:56:35,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606931690] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:35,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:35,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:56:35,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703813693] [2022-11-23 01:56:35,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:35,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:56:35,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:35,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:56:35,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:35,791 INFO L87 Difference]: Start difference. First operand 40 states and 46 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:35,811 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions. [2022-11-23 01:56:35,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:56:35,812 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-23 01:56:35,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:35,813 INFO L225 Difference]: With dead ends: 40 [2022-11-23 01:56:35,813 INFO L226 Difference]: Without dead ends: 38 [2022-11-23 01:56:35,813 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 [2022-11-23 01:56:35,814 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 4 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:35,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 14 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:35,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-11-23 01:56:35,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 30. [2022-11-23 01:56:35,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2022-11-23 01:56:35,823 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 13 [2022-11-23 01:56:35,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:35,823 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2022-11-23 01:56:35,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:35,824 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-11-23 01:56:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-23 01:56:35,824 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:35,824 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:35,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 01:56:35,825 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:35,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:35,826 INFO L85 PathProgramCache]: Analyzing trace with hash 128451365, now seen corresponding path program 1 times [2022-11-23 01:56:35,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:35,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283373252] [2022-11-23 01:56:35,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,875 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:35,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:35,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283373252] [2022-11-23 01:56:35,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283373252] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:56:35,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [609981266] [2022-11-23 01:56:35,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:35,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:35,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:35,880 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:56:35,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 01:56:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:35,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 01:56:35,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:56:35,999 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:35,999 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 01:56:36,128 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:36,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [609981266] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 01:56:36,129 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 01:56:36,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2022-11-23 01:56:36,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902150160] [2022-11-23 01:56:36,130 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 01:56:36,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 01:56:36,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:36,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 01:56:36,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 01:56:36,132 INFO L87 Difference]: Start difference. First operand 30 states and 33 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:36,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:36,191 INFO L93 Difference]: Finished difference Result 88 states and 101 transitions. [2022-11-23 01:56:36,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 01:56:36,192 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 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 15 [2022-11-23 01:56:36,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:36,193 INFO L225 Difference]: With dead ends: 88 [2022-11-23 01:56:36,193 INFO L226 Difference]: Without dead ends: 87 [2022-11-23 01:56:36,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 01:56:36,195 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 28 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:36,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 53 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:36,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2022-11-23 01:56:36,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2022-11-23 01:56:36,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 83 states have (on average 1.144578313253012) internal successors, (95), 84 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:36,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 95 transitions. [2022-11-23 01:56:36,215 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 95 transitions. Word has length 15 [2022-11-23 01:56:36,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:36,216 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 95 transitions. [2022-11-23 01:56:36,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:36,216 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2022-11-23 01:56:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-23 01:56:36,217 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:36,217 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2022-11-23 01:56:36,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-23 01:56:36,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-23 01:56:36,419 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:36,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:36,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1911050654, now seen corresponding path program 1 times [2022-11-23 01:56:36,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:36,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953098782] [2022-11-23 01:56:36,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:36,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:36,512 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 01:56:36,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:36,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953098782] [2022-11-23 01:56:36,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953098782] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:36,513 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:56:36,513 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:56:36,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778245787] [2022-11-23 01:56:36,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:36,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:56:36,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:36,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:56:36,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:56:36,515 INFO L87 Difference]: Start difference. First operand 85 states and 95 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:36,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:36,540 INFO L93 Difference]: Finished difference Result 85 states and 95 transitions. [2022-11-23 01:56:36,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:56:36,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 [2022-11-23 01:56:36,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:36,549 INFO L225 Difference]: With dead ends: 85 [2022-11-23 01:56:36,549 INFO L226 Difference]: Without dead ends: 84 [2022-11-23 01:56:36,549 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 [2022-11-23 01:56:36,550 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 1 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:36,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 12 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:56:36,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2022-11-23 01:56:36,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 53. [2022-11-23 01:56:36,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 52 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:36,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 57 transitions. [2022-11-23 01:56:36,559 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 57 transitions. Word has length 24 [2022-11-23 01:56:36,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:36,559 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 57 transitions. [2022-11-23 01:56:36,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:36,559 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-11-23 01:56:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-23 01:56:36,560 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:36,561 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1] [2022-11-23 01:56:36,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-23 01:56:36,561 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:36,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:36,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1983309423, now seen corresponding path program 2 times [2022-11-23 01:56:36,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:36,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38961073] [2022-11-23 01:56:36,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:36,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:36,753 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:36,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:36,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38961073] [2022-11-23 01:56:36,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38961073] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:56:36,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887786867] [2022-11-23 01:56:36,755 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 01:56:36,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:36,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:36,756 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:56:36,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 01:56:36,829 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 01:56:36,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 01:56:36,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-23 01:56:36,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:56:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:36,965 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 01:56:37,134 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:37,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887786867] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 01:56:37,135 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 01:56:37,135 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2022-11-23 01:56:37,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089180326] [2022-11-23 01:56:37,135 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 01:56:37,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-23 01:56:37,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:37,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-23 01:56:37,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-11-23 01:56:37,137 INFO L87 Difference]: Start difference. First operand 53 states and 57 transitions. Second operand has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:37,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:37,242 INFO L93 Difference]: Finished difference Result 120 states and 135 transitions. [2022-11-23 01:56:37,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-23 01:56:37,243 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 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 36 [2022-11-23 01:56:37,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:37,244 INFO L225 Difference]: With dead ends: 120 [2022-11-23 01:56:37,244 INFO L226 Difference]: Without dead ends: 119 [2022-11-23 01:56:37,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-11-23 01:56:37,246 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 130 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:37,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 104 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 01:56:37,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-11-23 01:56:37,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2022-11-23 01:56:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 118 states have (on average 1.0932203389830508) internal successors, (129), 118 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:37,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 129 transitions. [2022-11-23 01:56:37,272 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 129 transitions. Word has length 36 [2022-11-23 01:56:37,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:37,272 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 129 transitions. [2022-11-23 01:56:37,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.454545454545454) internal successors, (71), 12 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 129 transitions. [2022-11-23 01:56:37,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-23 01:56:37,275 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:37,275 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 1, 1, 1, 1] [2022-11-23 01:56:37,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 01:56:37,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-23 01:56:37,485 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:37,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:37,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1790508079, now seen corresponding path program 3 times [2022-11-23 01:56:37,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:37,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428981442] [2022-11-23 01:56:37,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:37,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:37,958 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:37,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:37,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428981442] [2022-11-23 01:56:37,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428981442] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:56:37,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432390962] [2022-11-23 01:56:37,959 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 01:56:37,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:37,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:37,961 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:56:37,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 01:56:38,053 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2022-11-23 01:56:38,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 01:56:38,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-23 01:56:38,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:56:38,349 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 365 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:56:38,350 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 01:56:38,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432390962] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:56:38,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 01:56:38,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [12] total 25 [2022-11-23 01:56:38,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110237824] [2022-11-23 01:56:38,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:56:38,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-23 01:56:38,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:38,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-23 01:56:38,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2022-11-23 01:56:38,352 INFO L87 Difference]: Start difference. First operand 119 states and 129 transitions. Second operand has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:38,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:38,502 INFO L93 Difference]: Finished difference Result 483 states and 538 transitions. [2022-11-23 01:56:38,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-23 01:56:38,503 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 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 78 [2022-11-23 01:56:38,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:38,507 INFO L225 Difference]: With dead ends: 483 [2022-11-23 01:56:38,507 INFO L226 Difference]: Without dead ends: 467 [2022-11-23 01:56:38,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2022-11-23 01:56:38,509 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 26 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:38,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 78 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 01:56:38,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2022-11-23 01:56:38,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 459. [2022-11-23 01:56:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 458 states have (on average 1.1331877729257642) internal successors, (519), 458 states have internal predecessors, (519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:38,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 519 transitions. [2022-11-23 01:56:38,550 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 519 transitions. Word has length 78 [2022-11-23 01:56:38,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:38,550 INFO L495 AbstractCegarLoop]: Abstraction has 459 states and 519 transitions. [2022-11-23 01:56:38,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:38,551 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 519 transitions. [2022-11-23 01:56:38,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-23 01:56:38,555 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:38,555 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 2, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:38,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-23 01:56:38,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-23 01:56:38,761 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:38,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:38,761 INFO L85 PathProgramCache]: Analyzing trace with hash -996843208, now seen corresponding path program 1 times [2022-11-23 01:56:38,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:38,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469694669] [2022-11-23 01:56:38,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:38,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:38,909 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 132 proven. 9 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-11-23 01:56:38,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:38,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469694669] [2022-11-23 01:56:38,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469694669] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:56:38,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359823405] [2022-11-23 01:56:38,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:38,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:38,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:38,913 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:56:38,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 01:56:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:39,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-23 01:56:39,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:56:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 132 proven. 9 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-11-23 01:56:39,056 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 01:56:39,148 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 132 proven. 9 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-11-23 01:56:39,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359823405] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 01:56:39,148 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 01:56:39,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2022-11-23 01:56:39,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833974122] [2022-11-23 01:56:39,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 01:56:39,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-23 01:56:39,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:39,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-23 01:56:39,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-11-23 01:56:39,151 INFO L87 Difference]: Start difference. First operand 459 states and 519 transitions. Second operand has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:39,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:39,235 INFO L93 Difference]: Finished difference Result 606 states and 683 transitions. [2022-11-23 01:56:39,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-23 01:56:39,236 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 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 82 [2022-11-23 01:56:39,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:39,237 INFO L225 Difference]: With dead ends: 606 [2022-11-23 01:56:39,237 INFO L226 Difference]: Without dead ends: 214 [2022-11-23 01:56:39,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-11-23 01:56:39,244 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 52 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:39,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 41 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 01:56:39,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2022-11-23 01:56:39,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 209. [2022-11-23 01:56:39,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 208 states have (on average 1.0721153846153846) internal successors, (223), 208 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:39,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 223 transitions. [2022-11-23 01:56:39,275 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 223 transitions. Word has length 82 [2022-11-23 01:56:39,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:39,277 INFO L495 AbstractCegarLoop]: Abstraction has 209 states and 223 transitions. [2022-11-23 01:56:39,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 223 transitions. [2022-11-23 01:56:39,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-23 01:56:39,279 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:39,279 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 2, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:39,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-23 01:56:39,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:39,485 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:39,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:39,485 INFO L85 PathProgramCache]: Analyzing trace with hash -771565384, now seen corresponding path program 2 times [2022-11-23 01:56:39,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:39,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074385806] [2022-11-23 01:56:39,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:39,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:39,775 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 204 proven. 111 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 01:56:39,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:39,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074385806] [2022-11-23 01:56:39,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074385806] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:56:39,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217658845] [2022-11-23 01:56:39,776 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 01:56:39,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:39,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:39,779 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:56:39,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-23 01:56:39,860 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 01:56:39,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 01:56:39,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-23 01:56:39,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:56:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 204 proven. 111 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 01:56:39,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 01:56:40,134 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 204 proven. 111 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 01:56:40,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [217658845] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 01:56:40,134 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 01:56:40,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 12 [2022-11-23 01:56:40,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017073628] [2022-11-23 01:56:40,135 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 01:56:40,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-23 01:56:40,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:40,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-23 01:56:40,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-11-23 01:56:40,137 INFO L87 Difference]: Start difference. First operand 209 states and 223 transitions. Second operand has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:40,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:40,220 INFO L93 Difference]: Finished difference Result 285 states and 302 transitions. [2022-11-23 01:56:40,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-23 01:56:40,221 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 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 82 [2022-11-23 01:56:40,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:40,222 INFO L225 Difference]: With dead ends: 285 [2022-11-23 01:56:40,222 INFO L226 Difference]: Without dead ends: 151 [2022-11-23 01:56:40,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 156 SyntacticMatches, 11 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-11-23 01:56:40,223 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 95 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:40,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 37 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 01:56:40,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2022-11-23 01:56:40,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 143. [2022-11-23 01:56:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 142 states have (on average 1.0633802816901408) internal successors, (151), 142 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 151 transitions. [2022-11-23 01:56:40,232 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 151 transitions. Word has length 82 [2022-11-23 01:56:40,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:40,232 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 151 transitions. [2022-11-23 01:56:40,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:40,233 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 151 transitions. [2022-11-23 01:56:40,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-23 01:56:40,234 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:40,234 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 2, 1, 1, 1, 1, 1, 1] [2022-11-23 01:56:40,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-23 01:56:40,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-23 01:56:40,440 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:40,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:40,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1666726138, now seen corresponding path program 3 times [2022-11-23 01:56:40,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:40,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130988325] [2022-11-23 01:56:40,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:40,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 01:56:40,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:40,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130988325] [2022-11-23 01:56:40,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130988325] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:56:40,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264305440] [2022-11-23 01:56:40,705 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 01:56:40,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:40,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:40,707 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:56:40,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-23 01:56:40,770 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2022-11-23 01:56:40,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 01:56:40,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 01:56:40,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:56:40,924 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 01:56:40,925 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 01:56:41,245 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 01:56:41,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264305440] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 01:56:41,246 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 01:56:41,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 23 [2022-11-23 01:56:41,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668561529] [2022-11-23 01:56:41,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 01:56:41,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-23 01:56:41,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:41,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-23 01:56:41,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2022-11-23 01:56:41,249 INFO L87 Difference]: Start difference. First operand 143 states and 151 transitions. Second operand has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 24 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:41,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:41,341 INFO L93 Difference]: Finished difference Result 232 states and 251 transitions. [2022-11-23 01:56:41,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-23 01:56:41,342 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 24 states have internal predecessors, (163), 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 82 [2022-11-23 01:56:41,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:41,345 INFO L225 Difference]: With dead ends: 232 [2022-11-23 01:56:41,345 INFO L226 Difference]: Without dead ends: 231 [2022-11-23 01:56:41,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2022-11-23 01:56:41,347 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 35 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:41,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 168 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 01:56:41,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2022-11-23 01:56:41,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2022-11-23 01:56:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 230 states have (on average 1.0391304347826087) internal successors, (239), 230 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:41,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 239 transitions. [2022-11-23 01:56:41,364 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 239 transitions. Word has length 82 [2022-11-23 01:56:41,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:41,364 INFO L495 AbstractCegarLoop]: Abstraction has 231 states and 239 transitions. [2022-11-23 01:56:41,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 24 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 239 transitions. [2022-11-23 01:56:41,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-11-23 01:56:41,374 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:41,374 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 23, 22, 22, 22, 3, 2, 2, 2, 1, 1, 1] [2022-11-23 01:56:41,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-23 01:56:41,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-23 01:56:41,580 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:41,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:41,580 INFO L85 PathProgramCache]: Analyzing trace with hash -366284273, now seen corresponding path program 4 times [2022-11-23 01:56:41,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:41,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240035496] [2022-11-23 01:56:41,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:41,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:42,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1777 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 01:56:42,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:42,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240035496] [2022-11-23 01:56:42,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240035496] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:56:42,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [690570912] [2022-11-23 01:56:42,454 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-23 01:56:42,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:42,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:42,456 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:56:42,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-23 01:56:42,553 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-23 01:56:42,554 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 01:56:42,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-23 01:56:42,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:56:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1777 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 01:56:42,859 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 01:56:43,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1777 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 01:56:43,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [690570912] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 01:56:43,950 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 01:56:43,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 47 [2022-11-23 01:56:43,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913085885] [2022-11-23 01:56:43,951 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 01:56:43,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-23 01:56:43,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:43,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-23 01:56:43,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1128, Invalid=1128, Unknown=0, NotChecked=0, Total=2256 [2022-11-23 01:56:43,954 INFO L87 Difference]: Start difference. First operand 231 states and 239 transitions. Second operand has 48 states, 47 states have (on average 7.212765957446808) internal successors, (339), 48 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:44,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:44,166 INFO L93 Difference]: Finished difference Result 412 states and 443 transitions. [2022-11-23 01:56:44,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 01:56:44,167 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 47 states have (on average 7.212765957446808) internal successors, (339), 48 states have internal predecessors, (339), 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 170 [2022-11-23 01:56:44,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:44,169 INFO L225 Difference]: With dead ends: 412 [2022-11-23 01:56:44,170 INFO L226 Difference]: Without dead ends: 411 [2022-11-23 01:56:44,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1128, Invalid=1128, Unknown=0, NotChecked=0, Total=2256 [2022-11-23 01:56:44,173 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 111 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:44,173 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 307 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 01:56:44,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2022-11-23 01:56:44,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 411. [2022-11-23 01:56:44,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 410 states have (on average 1.0219512195121951) internal successors, (419), 410 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:44,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 419 transitions. [2022-11-23 01:56:44,195 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 419 transitions. Word has length 170 [2022-11-23 01:56:44,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:44,196 INFO L495 AbstractCegarLoop]: Abstraction has 411 states and 419 transitions. [2022-11-23 01:56:44,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 7.212765957446808) internal successors, (339), 48 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 419 transitions. [2022-11-23 01:56:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-11-23 01:56:44,202 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:44,203 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 47, 46, 46, 46, 6, 5, 5, 5, 1, 1, 1] [2022-11-23 01:56:44,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-23 01:56:44,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-23 01:56:44,409 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:44,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:44,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1031670202, now seen corresponding path program 5 times [2022-11-23 01:56:44,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:44,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580856573] [2022-11-23 01:56:44,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:44,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:56:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 7755 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 01:56:47,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:56:47,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580856573] [2022-11-23 01:56:47,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580856573] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:56:47,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [329053960] [2022-11-23 01:56:47,341 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-23 01:56:47,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:56:47,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:56:47,342 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:56:47,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-23 01:56:47,558 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2022-11-23 01:56:47,559 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 01:56:47,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-23 01:56:47,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:56:48,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7755 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 01:56:48,138 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 01:56:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7755 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 01:56:51,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [329053960] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 01:56:51,872 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 01:56:51,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48, 48] total 95 [2022-11-23 01:56:51,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636719087] [2022-11-23 01:56:51,873 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 01:56:51,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2022-11-23 01:56:51,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:56:51,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2022-11-23 01:56:51,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4560, Invalid=4560, Unknown=0, NotChecked=0, Total=9120 [2022-11-23 01:56:51,879 INFO L87 Difference]: Start difference. First operand 411 states and 419 transitions. Second operand has 96 states, 95 states have (on average 7.3578947368421055) internal successors, (699), 96 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:52,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:56:52,446 INFO L93 Difference]: Finished difference Result 768 states and 823 transitions. [2022-11-23 01:56:52,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-11-23 01:56:52,447 INFO L78 Accepts]: Start accepts. Automaton has has 96 states, 95 states have (on average 7.3578947368421055) internal successors, (699), 96 states have internal predecessors, (699), 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 350 [2022-11-23 01:56:52,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:56:52,450 INFO L225 Difference]: With dead ends: 768 [2022-11-23 01:56:52,450 INFO L226 Difference]: Without dead ends: 767 [2022-11-23 01:56:52,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 746 GetRequests, 652 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=4560, Invalid=4560, Unknown=0, NotChecked=0, Total=9120 [2022-11-23 01:56:52,455 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 279 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 01:56:52,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 593 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 01:56:52,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2022-11-23 01:56:52,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 767. [2022-11-23 01:56:52,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 767 states, 766 states have (on average 1.0117493472584855) internal successors, (775), 766 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 775 transitions. [2022-11-23 01:56:52,490 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 775 transitions. Word has length 350 [2022-11-23 01:56:52,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:56:52,490 INFO L495 AbstractCegarLoop]: Abstraction has 767 states and 775 transitions. [2022-11-23 01:56:52,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 95 states have (on average 7.3578947368421055) internal successors, (699), 96 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:56:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 775 transitions. [2022-11-23 01:56:52,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2022-11-23 01:56:52,508 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:56:52,509 INFO L195 NwaCegarLoop]: trace histogram [95, 95, 95, 95, 94, 94, 94, 11, 10, 10, 10, 1, 1, 1] [2022-11-23 01:56:52,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-23 01:56:52,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-11-23 01:56:52,725 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:56:52,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:56:52,725 INFO L85 PathProgramCache]: Analyzing trace with hash 390262927, now seen corresponding path program 6 times [2022-11-23 01:56:52,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:56:52,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214309568] [2022-11-23 01:56:52,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:56:52,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:56:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:57:03,405 INFO L134 CoverageAnalysis]: Checked inductivity of 32207 backedges. 0 proven. 32197 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-23 01:57:03,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:57:03,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214309568] [2022-11-23 01:57:03,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214309568] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:57:03,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386543106] [2022-11-23 01:57:03,406 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-23 01:57:03,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:57:03,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:57:03,411 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:57:03,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-23 01:57:03,829 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 69 check-sat command(s) [2022-11-23 01:57:03,830 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 01:57:03,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 1202 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 01:57:03,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:57:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 32207 backedges. 29535 proven. 0 refuted. 0 times theorem prover too weak. 2672 trivial. 0 not checked. [2022-11-23 01:57:05,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 01:57:05,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1386543106] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:57:05,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 01:57:05,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [96] total 108 [2022-11-23 01:57:05,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162558982] [2022-11-23 01:57:05,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:57:05,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-23 01:57:05,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:57:05,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-23 01:57:05,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4733, Invalid=6823, Unknown=0, NotChecked=0, Total=11556 [2022-11-23 01:57:05,476 INFO L87 Difference]: Start difference. First operand 767 states and 775 transitions. Second operand has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:57:05,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:57:05,571 INFO L93 Difference]: Finished difference Result 767 states and 775 transitions. [2022-11-23 01:57:05,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-23 01:57:05,571 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 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 706 [2022-11-23 01:57:05,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:57:05,573 INFO L225 Difference]: With dead ends: 767 [2022-11-23 01:57:05,573 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 01:57:05,577 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 801 GetRequests, 695 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1034 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=4733, Invalid=6823, Unknown=0, NotChecked=0, Total=11556 [2022-11-23 01:57:05,578 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 0 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:57:05,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 269 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 01:57:05,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 01:57:05,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 01:57:05,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:57:05,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 01:57:05,580 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 706 [2022-11-23 01:57:05,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:57:05,581 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 01:57:05,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:57:05,581 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 01:57:05,581 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 01:57:05,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-11-23 01:57:05,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-11-23 01:57:05,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-11-23 01:57:05,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-11-23 01:57:05,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-11-23 01:57:05,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-11-23 01:57:05,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-11-23 01:57:05,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-11-23 01:57:05,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-23 01:57:05,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:57:05,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 01:57:10,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2022-11-23 01:57:10,659 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 01:57:10,659 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 14) no Hoare annotation was computed. [2022-11-23 01:57:10,659 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2022-11-23 01:57:10,659 INFO L902 garLoopResultBuilder]: At program point L19(lines 5 20) the Hoare annotation is: true [2022-11-23 01:57:10,659 INFO L899 garLoopResultBuilder]: For program point L17(line 17) no Hoare annotation was computed. [2022-11-23 01:57:10,659 INFO L899 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2022-11-23 01:57:10,659 INFO L899 garLoopResultBuilder]: For program point L15-1(line 15) no Hoare annotation was computed. [2022-11-23 01:57:10,660 INFO L899 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2022-11-23 01:57:10,660 INFO L899 garLoopResultBuilder]: For program point L13-1(line 13) no Hoare annotation was computed. [2022-11-23 01:57:10,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2022-11-23 01:57:10,660 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 01:57:10,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2022-11-23 01:57:10,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 14) no Hoare annotation was computed. [2022-11-23 01:57:10,661 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 01:57:10,661 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2022-11-23 01:57:10,661 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 01:57:10,661 INFO L899 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2022-11-23 01:57:10,661 INFO L899 garLoopResultBuilder]: For program point L14-1(line 14) no Hoare annotation was computed. [2022-11-23 01:57:10,663 INFO L895 garLoopResultBuilder]: At program point L12-2(lines 12 16) the Hoare annotation is: (let ((.cse19 (<= |ULTIMATE.start_main_~c~0#1| 9)) (.cse21 (<= |ULTIMATE.start_main_~c~0#1| 18)) (.cse26 (<= |ULTIMATE.start_main_~i~0#1| 0)) (.cse29 (< |ULTIMATE.start_main_~c~0#1| 2147483635)) (.cse27 (< |ULTIMATE.start_main_~c~0#1| 2147483617)) (.cse31 (<= |ULTIMATE.start_main_~c~0#1| 45)) (.cse14 (<= 7 |ULTIMATE.start_main_~j~0#1|)) (.cse4 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (.cse23 (<= |ULTIMATE.start_main_~c~0#1| 36)) (.cse16 (<= 5 |ULTIMATE.start_main_~j~0#1|)) (.cse28 (< |ULTIMATE.start_main_~c~0#1| 2147483608)) (.cse30 (<= |ULTIMATE.start_main_~c~0#1| 27)) (.cse11 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (.cse6 (<= 5 |ULTIMATE.start_main_~i~0#1|)) (.cse12 (<= 7 |ULTIMATE.start_main_~i~0#1|)) (.cse24 (< |ULTIMATE.start_main_~c~0#1| 2147483626)) (.cse9 (<= 11 |ULTIMATE.start_main_~j~0#1|)) (.cse22 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (.cse13 (<= 8 |ULTIMATE.start_main_~j~0#1|)) (.cse15 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (.cse18 (<= 12 |ULTIMATE.start_main_~j~0#1|)) (.cse7 (<= 6 |ULTIMATE.start_main_~j~0#1|)) (.cse8 (<= 9 |ULTIMATE.start_main_~i~0#1|)) (.cse17 (<= 4 |ULTIMATE.start_main_~j~0#1|)) (.cse10 (<= 9 |ULTIMATE.start_main_~j~0#1|)) (.cse25 (<= 3 |ULTIMATE.start_main_~i~0#1|)) (.cse0 (<= 3 |ULTIMATE.start_main_~j~0#1|)) (.cse20 (<= 1 |ULTIMATE.start_main_~i~0#1|)) (.cse1 (<= 10 |ULTIMATE.start_main_~j~0#1|)) (.cse2 (<= 0 |ULTIMATE.start_main_~c~0#1|)) (.cse3 (<= 0 |ULTIMATE.start_main_~i~0#1|)) (.cse5 (<= |ULTIMATE.start_main_~i~0#1| 9))) (or (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 25) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 7) .cse5) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483602) .cse6 .cse2 .cse3 .cse7 .cse5) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483643) .cse2 .cse3 .cse8 .cse5 .cse9) (and .cse0 .cse10 .cse2 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 6) .cse5) (and .cse0 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483634) .cse5 .cse11 .cse9) (and .cse0 .cse12 .cse1 .cse2 (< |ULTIMATE.start_main_~c~0#1| 2147483624) .cse3 .cse5) (and .cse13 .cse0 .cse12 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483622) .cse5) (and .cse0 .cse14 (< |ULTIMATE.start_main_~c~0#1| 2147483612) .cse2 .cse3 .cse5 .cse15) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483610) .cse16 .cse2 .cse3 .cse5 .cse15) (and (< |ULTIMATE.start_main_~c~0#1| 2147483616) .cse0 .cse2 .cse3 .cse5 .cse15 .cse9) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 19) .cse2 .cse3 .cse4 .cse5 .cse17) (and .cse0 .cse10 (< |ULTIMATE.start_main_~c~0#1| 2147483614) .cse2 .cse3 .cse5 .cse15) (and .cse0 .cse2 .cse3 .cse18 .cse19 .cse5) (and .cse0 .cse2 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 26) .cse4 .cse5 .cse9) (and (<= |ULTIMATE.start_main_~c~0#1| 21) .cse0 .cse2 .cse3 .cse7 .cse4 .cse5) (and .cse2 .cse3 .cse7 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 3)) (and .cse0 .cse20 .cse2 .cse3 .cse18 .cse21 .cse5) (and .cse0 .cse14 .cse2 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 40) .cse5 .cse22) (and .cse0 .cse23 .cse2 .cse5 .cse22) (and .cse0 .cse14 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483630) .cse5 .cse11) (and .cse0 .cse12 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483625) .cse5 .cse9) (and .cse0 .cse2 .cse5 .cse24 .cse11) (and .cse0 .cse14 .cse6 .cse2 .cse3 .cse5 (< |ULTIMATE.start_main_~c~0#1| 2147483603)) (and .cse0 .cse6 .cse2 .cse3 .cse5 .cse17 (<= |ULTIMATE.start_main_~c~0#1| 46)) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483607) .cse6 .cse2 .cse3 .cse5 .cse9) (and .cse0 .cse14 .cse2 .cse25 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 31) .cse5) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 37) .cse2 .cse3 .cse5 .cse17 .cse22) (and (<= |ULTIMATE.start_main_~c~0#1| 43) .cse0 .cse1 .cse2 .cse3 .cse5 .cse22) (and .cse26 (<= |ULTIMATE.start_main_~c~0#1| 1) .cse2 .cse3 .cse17) (and .cse0 .cse20 .cse2 .cse19 .cse5) (and .cse0 .cse16 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483628) .cse5 .cse11) (and .cse0 .cse10 (<= |ULTIMATE.start_main_~c~0#1| 24) .cse2 .cse3 .cse4 .cse5) (and .cse13 .cse0 .cse6 .cse2 .cse3 .cse5 (< |ULTIMATE.start_main_~c~0#1| 2147483604)) (and .cse0 .cse16 .cse2 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 20) .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse18 .cse5 .cse15 .cse27) (and .cse0 .cse1 .cse2 .cse25 .cse3 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 34)) (and .cse0 .cse1 .cse2 .cse3 .cse8 (< |ULTIMATE.start_main_~c~0#1| 2147483642) .cse5) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483627) .cse2 .cse3 .cse5 .cse17 .cse11) (and .cse0 .cse2 .cse4 .cse21 .cse5) (and .cse0 .cse20 .cse2 .cse3 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 17) .cse9) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 38) .cse16 .cse2 .cse3 .cse5 .cse22) (and .cse0 .cse6 .cse2 .cse3 .cse18 .cse28 .cse5) (and .cse0 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483609) .cse5 .cse17 .cse15) (and .cse26 .cse16 .cse2 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 2)) (and .cse0 .cse12 (< |ULTIMATE.start_main_~c~0#1| 2147483619) .cse16 .cse2 .cse3 .cse5) (and .cse0 .cse26 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 0) .cse3) (and .cse0 .cse20 .cse14 .cse2 .cse3 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 13)) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483611) .cse2 .cse3 .cse7 .cse5 .cse15) (and .cse0 .cse12 (< |ULTIMATE.start_main_~c~0#1| 2147483620) .cse2 .cse3 .cse7 .cse5) (and .cse29 .cse0 .cse2 .cse3 .cse18 .cse5 .cse11) (and .cse0 .cse12 .cse14 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483621) .cse5) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483615) .cse1 .cse2 .cse3 .cse5 .cse15) (and .cse0 .cse6 (< |ULTIMATE.start_main_~c~0#1| 2147483601) .cse16 .cse2 .cse3 .cse5) (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_main_~c~0#1| 2147483633) .cse3 .cse5 .cse11) (and .cse29 .cse0 .cse2 .cse8 .cse5) (and (<= |ULTIMATE.start_main_~c~0#1| 5) .cse13 .cse0 .cse2 .cse3 .cse5) (and (<= |ULTIMATE.start_main_~c~0#1| 42) .cse0 .cse10 .cse2 .cse3 .cse5 .cse22) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483641) .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse0 .cse30 .cse2 .cse3 .cse18 .cse4 .cse5) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483629) .cse2 .cse3 .cse7 .cse5 .cse11) (and .cse13 .cse0 .cse20 (<= |ULTIMATE.start_main_~c~0#1| 14) .cse2 .cse3 .cse5) (and .cse0 .cse20 (<= |ULTIMATE.start_main_~c~0#1| 10) .cse2 .cse3 .cse5 .cse17) (and .cse0 .cse20 .cse16 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 11) .cse3 .cse5) (and (<= |ULTIMATE.start_main_~c~0#1| 4) .cse0 .cse14 .cse2 .cse3 .cse5) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 39) .cse2 .cse3 .cse7 .cse5 .cse22) (and .cse0 .cse12 .cse2 .cse3 .cse5 .cse17 (< |ULTIMATE.start_main_~c~0#1| 2147483618)) (and .cse0 .cse20 .cse2 .cse3 .cse7 (<= |ULTIMATE.start_main_~c~0#1| 12) .cse5) (and .cse0 .cse16 .cse2 .cse25 .cse3 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 29)) (and .cse0 .cse6 .cse31 .cse2 .cse5) (and .cse13 .cse0 .cse2 .cse3 .cse5 .cse11 (< |ULTIMATE.start_main_~c~0#1| 2147483631)) (and .cse0 .cse2 .cse25 .cse3 .cse7 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 30)) (and .cse0 .cse2 .cse3 .cse8 .cse5 .cse17 (< |ULTIMATE.start_main_~c~0#1| 2147483636)) (and .cse13 .cse0 .cse2 .cse25 .cse3 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 32)) (and .cse0 .cse12 .cse2 .cse5 .cse27) (and .cse0 .cse14 (<= |ULTIMATE.start_main_~c~0#1| 22) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse12 .cse10 (< |ULTIMATE.start_main_~c~0#1| 2147483623) .cse2 .cse3 .cse5) (and .cse0 .cse31 .cse2 .cse3 .cse18 .cse5 .cse22) (and .cse0 .cse14 (< |ULTIMATE.start_main_~c~0#1| 2147483639) .cse2 .cse3 .cse8 .cse5) (and .cse13 .cse0 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 23) .cse3 .cse4 .cse5) (and .cse0 .cse23 .cse2 .cse25 .cse3 .cse18 .cse5) (and .cse0 .cse10 .cse6 (< |ULTIMATE.start_main_~c~0#1| 2147483605) .cse2 .cse3 .cse5) (and .cse0 .cse20 .cse10 (<= |ULTIMATE.start_main_~c~0#1| 15) .cse2 .cse3 .cse5) (and .cse0 .cse2 (<= |ULTIMATE.start_main_~c~0#1| 8) .cse3 .cse5 .cse9) (and .cse0 .cse16 .cse2 .cse3 .cse8 (< |ULTIMATE.start_main_~c~0#1| 2147483637) .cse5) (and .cse0 .cse2 .cse28 .cse5 .cse15) (and .cse0 .cse30 .cse2 .cse25 .cse5) (and .cse0 .cse10 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483632) .cse5 .cse11) (and .cse0 .cse6 .cse1 .cse2 (< |ULTIMATE.start_main_~c~0#1| 2147483606) .cse3 .cse5) (and .cse0 .cse12 .cse2 .cse3 .cse18 .cse5 .cse24) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 35) .cse2 .cse25 .cse3 .cse5 .cse9) (and .cse0 .cse2 .cse3 (<= |ULTIMATE.start_main_~c~0#1| 44) .cse5 .cse22 .cse9) (and .cse13 .cse0 .cse2 .cse3 .cse5 .cse22 (<= |ULTIMATE.start_main_~c~0#1| 41)) (and .cse13 .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483640) .cse2 .cse3 .cse8 .cse5) (and .cse13 .cse0 .cse2 .cse3 (< |ULTIMATE.start_main_~c~0#1| 2147483613) .cse5 .cse15) (and .cse0 .cse2 .cse3 .cse18 (< |ULTIMATE.start_main_~c~0#1| 2147483644) .cse8 .cse5) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| 2147483638) .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 28) .cse2 .cse25 .cse3 .cse5 .cse17) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| 33) .cse10 .cse2 .cse25 .cse3 .cse5) (and .cse0 .cse20 .cse1 .cse2 .cse3 .cse5 (<= |ULTIMATE.start_main_~c~0#1| 16)))) [2022-11-23 01:57:10,664 INFO L899 garLoopResultBuilder]: For program point L12-3(lines 12 16) no Hoare annotation was computed. [2022-11-23 01:57:10,664 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2022-11-23 01:57:10,665 INFO L895 garLoopResultBuilder]: At program point L10-2(lines 10 18) the Hoare annotation is: (let ((.cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|)) (.cse1 (<= 12 |ULTIMATE.start_main_~j~0#1|))) (or (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 18)) (and (<= 5 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 45) .cse0 .cse1) (and (<= |ULTIMATE.start_main_~i~0#1| 0) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)) (and (<= 10 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (< |ULTIMATE.start_main_~c~0#1| 2147483644)) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 9)) (and .cse0 .cse1 (< |ULTIMATE.start_main_~c~0#1| 2147483608) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| 36) .cse0 .cse1 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| 27) .cse0 (<= 3 |ULTIMATE.start_main_~i~0#1|) .cse1) (and .cse0 .cse1 (< |ULTIMATE.start_main_~c~0#1| 2147483626) (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and (<= 7 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (< |ULTIMATE.start_main_~c~0#1| 2147483617)) (and (< |ULTIMATE.start_main_~c~0#1| 2147483635) .cse0 .cse1 (<= 9 |ULTIMATE.start_main_~i~0#1|)))) [2022-11-23 01:57:10,665 INFO L899 garLoopResultBuilder]: For program point L10-3(lines 10 18) no Hoare annotation was computed. [2022-11-23 01:57:10,668 INFO L444 BasicCegarLoop]: Path program histogram: [6, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:57:10,671 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 01:57:10,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:57:10 BoogieIcfgContainer [2022-11-23 01:57:10,736 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 01:57:10,736 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 01:57:10,737 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 01:57:10,737 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 01:57:10,737 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:56:34" (3/4) ... [2022-11-23 01:57:10,741 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 01:57:10,751 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-23 01:57:10,752 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 01:57:10,752 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 01:57:10,792 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 01:57:10,792 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 01:57:10,793 INFO L158 Benchmark]: Toolchain (without parser) took 36929.38ms. Allocated memory was 172.0MB in the beginning and 824.2MB in the end (delta: 652.2MB). Free memory was 143.4MB in the beginning and 762.2MB in the end (delta: -618.8MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2022-11-23 01:57:10,793 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory was 88.7MB in the beginning and 88.7MB in the end (delta: 67.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:57:10,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.90ms. Allocated memory is still 172.0MB. Free memory was 143.4MB in the beginning and 134.1MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 01:57:10,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.75ms. Allocated memory is still 172.0MB. Free memory was 134.1MB in the beginning and 132.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 01:57:10,794 INFO L158 Benchmark]: Boogie Preprocessor took 26.28ms. Allocated memory is still 172.0MB. Free memory was 132.5MB in the beginning and 131.5MB in the end (delta: 959.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:57:10,796 INFO L158 Benchmark]: RCFGBuilder took 291.66ms. Allocated memory is still 172.0MB. Free memory was 131.5MB in the beginning and 121.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 01:57:10,801 INFO L158 Benchmark]: TraceAbstraction took 36224.40ms. Allocated memory was 172.0MB in the beginning and 824.2MB in the end (delta: 652.2MB). Free memory was 120.8MB in the beginning and 765.3MB in the end (delta: -644.5MB). Peak memory consumption was 482.2MB. Max. memory is 16.1GB. [2022-11-23 01:57:10,802 INFO L158 Benchmark]: Witness Printer took 55.79ms. Allocated memory is still 824.2MB. Free memory was 765.3MB in the beginning and 762.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 01:57:10,807 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory was 88.7MB in the beginning and 88.7MB in the end (delta: 67.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.90ms. Allocated memory is still 172.0MB. Free memory was 143.4MB in the beginning and 134.1MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.75ms. Allocated memory is still 172.0MB. Free memory was 134.1MB in the beginning and 132.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.28ms. Allocated memory is still 172.0MB. Free memory was 132.5MB in the beginning and 131.5MB in the end (delta: 959.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 291.66ms. Allocated memory is still 172.0MB. Free memory was 131.5MB in the beginning and 121.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 36224.40ms. Allocated memory was 172.0MB in the beginning and 824.2MB in the end (delta: 652.2MB). Free memory was 120.8MB in the beginning and 765.3MB in the end (delta: -644.5MB). Peak memory consumption was 482.2MB. Max. memory is 16.1GB. * Witness Printer took 55.79ms. Allocated memory is still 824.2MB. Free memory was 765.3MB in the beginning and 762.2MB 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: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: 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, 24 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 36.1s, OverallIterations: 19, TraceHistogramMax: 95, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.1s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 806 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 806 mSDsluCounter, 1856 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1513 mSDsCounter, 171 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 801 IncrementalHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 171 mSolverCounterUnsat, 343 mSDtfsCounter, 801 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2647 GetRequests, 2303 SyntacticMatches, 11 SemanticMatches, 333 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1272 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=767occurred in iteration=18, InterpolantAutomatonStates: 264, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 19 MinimizatonAttempts, 68 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 115 NumberOfFragments, 2250 HoareAnnotationTreeSize, 3 FomulaSimplifications, 633 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1647 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 24.7s InterpolantComputationTime, 3303 NumberOfCodeBlocks, 3240 NumberOfCodeBlocksAsserted, 165 NumberOfCheckSat, 4085 ConstructedInterpolants, 0 QuantifiedInterpolants, 11441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2887 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 35 InterpolantComputations, 12 PerfectInterpolantSequences, 34528/97360 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 8 specifications checked. All of them hold - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((3 <= j && c <= 25) && 10 <= j) && 0 <= c) && 0 <= i) && 2 <= i) && i <= 9) || (((((3 <= j && 10 <= j) && 0 <= c) && 0 <= i) && c <= 7) && i <= 9)) || ((((((3 <= j && c < 2147483602) && 5 <= i) && 0 <= c) && 0 <= i) && 6 <= j) && i <= 9)) || ((((((3 <= j && c < 2147483643) && 0 <= c) && 0 <= i) && 9 <= i) && i <= 9) && 11 <= j)) || (((((3 <= j && 9 <= j) && 0 <= c) && 0 <= i) && c <= 6) && i <= 9)) || ((((((3 <= j && 0 <= c) && 0 <= i) && c < 2147483634) && i <= 9) && 8 <= i) && 11 <= j)) || ((((((3 <= j && 7 <= i) && 10 <= j) && 0 <= c) && c < 2147483624) && 0 <= i) && i <= 9)) || ((((((8 <= j && 3 <= j) && 7 <= i) && 0 <= c) && 0 <= i) && c < 2147483622) && i <= 9)) || ((((((3 <= j && 7 <= j) && c < 2147483612) && 0 <= c) && 0 <= i) && i <= 9) && 6 <= i)) || ((((((3 <= j && c < 2147483610) && 5 <= j) && 0 <= c) && 0 <= i) && i <= 9) && 6 <= i)) || ((((((c < 2147483616 && 3 <= j) && 0 <= c) && 0 <= i) && i <= 9) && 6 <= i) && 11 <= j)) || ((((((3 <= j && c <= 19) && 0 <= c) && 0 <= i) && 2 <= i) && i <= 9) && 4 <= j)) || ((((((3 <= j && 9 <= j) && c < 2147483614) && 0 <= c) && 0 <= i) && i <= 9) && 6 <= i)) || (((((3 <= j && 0 <= c) && 0 <= i) && 12 <= j) && c <= 9) && i <= 9)) || ((((((3 <= j && 0 <= c) && 0 <= i) && c <= 26) && 2 <= i) && i <= 9) && 11 <= j)) || ((((((c <= 21 && 3 <= j) && 0 <= c) && 0 <= i) && 6 <= j) && 2 <= i) && i <= 9)) || ((((0 <= c && 0 <= i) && 6 <= j) && i <= 9) && c <= 3)) || ((((((3 <= j && 1 <= i) && 0 <= c) && 0 <= i) && 12 <= j) && c <= 18) && i <= 9)) || ((((((3 <= j && 7 <= j) && 0 <= c) && 0 <= i) && c <= 40) && i <= 9) && 4 <= i)) || ((((3 <= j && c <= 36) && 0 <= c) && i <= 9) && 4 <= i)) || ((((((3 <= j && 7 <= j) && 0 <= c) && 0 <= i) && c < 2147483630) && i <= 9) && 8 <= i)) || ((((((3 <= j && 7 <= i) && 0 <= c) && 0 <= i) && c < 2147483625) && i <= 9) && 11 <= j)) || ((((3 <= j && 0 <= c) && i <= 9) && c < 2147483626) && 8 <= i)) || ((((((3 <= j && 7 <= j) && 5 <= i) && 0 <= c) && 0 <= i) && i <= 9) && c < 2147483603)) || ((((((3 <= j && 5 <= i) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= j) && c <= 46)) || ((((((3 <= j && c < 2147483607) && 5 <= i) && 0 <= c) && 0 <= i) && i <= 9) && 11 <= j)) || ((((((3 <= j && 7 <= j) && 0 <= c) && 3 <= i) && 0 <= i) && c <= 31) && i <= 9)) || ((((((3 <= j && c <= 37) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= j) && 4 <= i)) || ((((((c <= 43 && 3 <= j) && 10 <= j) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= i)) || ((((i <= 0 && c <= 1) && 0 <= c) && 0 <= i) && 4 <= j)) || ((((3 <= j && 1 <= i) && 0 <= c) && c <= 9) && i <= 9)) || ((((((3 <= j && 5 <= j) && 0 <= c) && 0 <= i) && c < 2147483628) && i <= 9) && 8 <= i)) || ((((((3 <= j && 9 <= j) && c <= 24) && 0 <= c) && 0 <= i) && 2 <= i) && i <= 9)) || ((((((8 <= j && 3 <= j) && 5 <= i) && 0 <= c) && 0 <= i) && i <= 9) && c < 2147483604)) || ((((((3 <= j && 5 <= j) && 0 <= c) && 0 <= i) && c <= 20) && 2 <= i) && i <= 9)) || ((((((3 <= j && 0 <= c) && 0 <= i) && 12 <= j) && i <= 9) && 6 <= i) && c < 2147483617)) || ((((((3 <= j && 10 <= j) && 0 <= c) && 3 <= i) && 0 <= i) && i <= 9) && c <= 34)) || ((((((3 <= j && 10 <= j) && 0 <= c) && 0 <= i) && 9 <= i) && c < 2147483642) && i <= 9)) || ((((((3 <= j && c < 2147483627) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= j) && 8 <= i)) || ((((3 <= j && 0 <= c) && 2 <= i) && c <= 18) && i <= 9)) || ((((((3 <= j && 1 <= i) && 0 <= c) && 0 <= i) && i <= 9) && c <= 17) && 11 <= j)) || ((((((3 <= j && c <= 38) && 5 <= j) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= i)) || ((((((3 <= j && 5 <= i) && 0 <= c) && 0 <= i) && 12 <= j) && c < 2147483608) && i <= 9)) || ((((((3 <= j && 0 <= c) && 0 <= i) && c < 2147483609) && i <= 9) && 4 <= j) && 6 <= i)) || ((((i <= 0 && 5 <= j) && 0 <= c) && 0 <= i) && c <= 2)) || ((((((3 <= j && 7 <= i) && c < 2147483619) && 5 <= j) && 0 <= c) && 0 <= i) && i <= 9)) || ((((3 <= j && i <= 0) && 0 <= c) && c <= 0) && 0 <= i)) || ((((((3 <= j && 1 <= i) && 7 <= j) && 0 <= c) && 0 <= i) && i <= 9) && c <= 13)) || ((((((3 <= j && c < 2147483611) && 0 <= c) && 0 <= i) && 6 <= j) && i <= 9) && 6 <= i)) || ((((((3 <= j && 7 <= i) && c < 2147483620) && 0 <= c) && 0 <= i) && 6 <= j) && i <= 9)) || ((((((c < 2147483635 && 3 <= j) && 0 <= c) && 0 <= i) && 12 <= j) && i <= 9) && 8 <= i)) || ((((((3 <= j && 7 <= i) && 7 <= j) && 0 <= c) && 0 <= i) && c < 2147483621) && i <= 9)) || ((((((3 <= j && c < 2147483615) && 10 <= j) && 0 <= c) && 0 <= i) && i <= 9) && 6 <= i)) || ((((((3 <= j && 5 <= i) && c < 2147483601) && 5 <= j) && 0 <= c) && 0 <= i) && i <= 9)) || ((((((3 <= j && 10 <= j) && 0 <= c) && c < 2147483633) && 0 <= i) && i <= 9) && 8 <= i)) || ((((c < 2147483635 && 3 <= j) && 0 <= c) && 9 <= i) && i <= 9)) || (((((c <= 5 && 8 <= j) && 3 <= j) && 0 <= c) && 0 <= i) && i <= 9)) || ((((((c <= 42 && 3 <= j) && 9 <= j) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= i)) || ((((((3 <= j && c < 2147483641) && 9 <= j) && 0 <= c) && 0 <= i) && 9 <= i) && i <= 9)) || ((((((3 <= j && c <= 27) && 0 <= c) && 0 <= i) && 12 <= j) && 2 <= i) && i <= 9)) || ((((((3 <= j && c < 2147483629) && 0 <= c) && 0 <= i) && 6 <= j) && i <= 9) && 8 <= i)) || ((((((8 <= j && 3 <= j) && 1 <= i) && c <= 14) && 0 <= c) && 0 <= i) && i <= 9)) || ((((((3 <= j && 1 <= i) && c <= 10) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= j)) || ((((((3 <= j && 1 <= i) && 5 <= j) && 0 <= c) && c <= 11) && 0 <= i) && i <= 9)) || (((((c <= 4 && 3 <= j) && 7 <= j) && 0 <= c) && 0 <= i) && i <= 9)) || ((((((3 <= j && c <= 39) && 0 <= c) && 0 <= i) && 6 <= j) && i <= 9) && 4 <= i)) || ((((((3 <= j && 7 <= i) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= j) && c < 2147483618)) || ((((((3 <= j && 1 <= i) && 0 <= c) && 0 <= i) && 6 <= j) && c <= 12) && i <= 9)) || ((((((3 <= j && 5 <= j) && 0 <= c) && 3 <= i) && 0 <= i) && i <= 9) && c <= 29)) || ((((3 <= j && 5 <= i) && c <= 45) && 0 <= c) && i <= 9)) || ((((((8 <= j && 3 <= j) && 0 <= c) && 0 <= i) && i <= 9) && 8 <= i) && c < 2147483631)) || ((((((3 <= j && 0 <= c) && 3 <= i) && 0 <= i) && 6 <= j) && i <= 9) && c <= 30)) || ((((((3 <= j && 0 <= c) && 0 <= i) && 9 <= i) && i <= 9) && 4 <= j) && c < 2147483636)) || ((((((8 <= j && 3 <= j) && 0 <= c) && 3 <= i) && 0 <= i) && i <= 9) && c <= 32)) || ((((3 <= j && 7 <= i) && 0 <= c) && i <= 9) && c < 2147483617)) || ((((((3 <= j && 7 <= j) && c <= 22) && 0 <= c) && 0 <= i) && 2 <= i) && i <= 9)) || ((((((3 <= j && 7 <= i) && 9 <= j) && c < 2147483623) && 0 <= c) && 0 <= i) && i <= 9)) || ((((((3 <= j && c <= 45) && 0 <= c) && 0 <= i) && 12 <= j) && i <= 9) && 4 <= i)) || ((((((3 <= j && 7 <= j) && c < 2147483639) && 0 <= c) && 0 <= i) && 9 <= i) && i <= 9)) || ((((((8 <= j && 3 <= j) && 0 <= c) && c <= 23) && 0 <= i) && 2 <= i) && i <= 9)) || ((((((3 <= j && c <= 36) && 0 <= c) && 3 <= i) && 0 <= i) && 12 <= j) && i <= 9)) || ((((((3 <= j && 9 <= j) && 5 <= i) && c < 2147483605) && 0 <= c) && 0 <= i) && i <= 9)) || ((((((3 <= j && 1 <= i) && 9 <= j) && c <= 15) && 0 <= c) && 0 <= i) && i <= 9)) || (((((3 <= j && 0 <= c) && c <= 8) && 0 <= i) && i <= 9) && 11 <= j)) || ((((((3 <= j && 5 <= j) && 0 <= c) && 0 <= i) && 9 <= i) && c < 2147483637) && i <= 9)) || ((((3 <= j && 0 <= c) && c < 2147483608) && i <= 9) && 6 <= i)) || ((((3 <= j && c <= 27) && 0 <= c) && 3 <= i) && i <= 9)) || ((((((3 <= j && 9 <= j) && 0 <= c) && 0 <= i) && c < 2147483632) && i <= 9) && 8 <= i)) || ((((((3 <= j && 5 <= i) && 10 <= j) && 0 <= c) && c < 2147483606) && 0 <= i) && i <= 9)) || ((((((3 <= j && 7 <= i) && 0 <= c) && 0 <= i) && 12 <= j) && i <= 9) && c < 2147483626)) || ((((((3 <= j && c <= 35) && 0 <= c) && 3 <= i) && 0 <= i) && i <= 9) && 11 <= j)) || ((((((3 <= j && 0 <= c) && 0 <= i) && c <= 44) && i <= 9) && 4 <= i) && 11 <= j)) || ((((((8 <= j && 3 <= j) && 0 <= c) && 0 <= i) && i <= 9) && 4 <= i) && c <= 41)) || ((((((8 <= j && 3 <= j) && c < 2147483640) && 0 <= c) && 0 <= i) && 9 <= i) && i <= 9)) || ((((((8 <= j && 3 <= j) && 0 <= c) && 0 <= i) && c < 2147483613) && i <= 9) && 6 <= i)) || ((((((3 <= j && 0 <= c) && 0 <= i) && 12 <= j) && c < 2147483644) && 9 <= i) && i <= 9)) || ((((((3 <= j && c < 2147483638) && 0 <= c) && 0 <= i) && 6 <= j) && 9 <= i) && i <= 9)) || ((((((3 <= j && c <= 28) && 0 <= c) && 3 <= i) && 0 <= i) && i <= 9) && 4 <= j)) || ((((((3 <= j && c <= 33) && 9 <= j) && 0 <= c) && 3 <= i) && 0 <= i) && i <= 9)) || ((((((3 <= j && 1 <= i) && 10 <= j) && 0 <= c) && 0 <= i) && i <= 9) && c <= 16) - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: ((((((((((((0 <= c && 12 <= j) && 2 <= i) && c <= 18) || (((5 <= i && c <= 45) && 0 <= c) && 12 <= j)) || (((i <= 0 && 0 <= c) && c <= 0) && 0 <= i)) || (((10 <= i && 0 <= c) && 12 <= j) && c < 2147483644)) || (((1 <= i && 0 <= c) && 12 <= j) && c <= 9)) || (((0 <= c && 12 <= j) && c < 2147483608) && 6 <= i)) || (((c <= 36 && 0 <= c) && 12 <= j) && 4 <= i)) || (((c <= 27 && 0 <= c) && 3 <= i) && 12 <= j)) || (((0 <= c && 12 <= j) && c < 2147483626) && 8 <= i)) || (((7 <= i && 0 <= c) && 12 <= j) && c < 2147483617)) || (((c < 2147483635 && 0 <= c) && 12 <= j) && 9 <= i) - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 01:57:10,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74744d3c-ef20-4686-8c75-fa165d38a3f0/bin/uautomizer-QkZJyEgLgS/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