./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0eccc374ed364788d84fd4c063f2d8112569f00ff2defb766ef3ba8a3a2d7ad7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:55:48,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:55:48,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:55:48,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:55:48,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:55:48,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:55:48,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:55:48,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:55:48,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:55:48,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:55:48,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:55:48,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:55:48,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:55:48,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:55:48,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:55:48,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:55:48,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:55:48,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:55:48,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:55:48,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:55:48,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:55:48,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:55:48,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:55:48,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:55:48,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:55:48,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:55:48,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:55:48,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:55:48,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:55:48,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:55:48,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:55:48,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:55:48,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:55:48,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:55:48,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:55:48,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:55:48,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:55:48,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:55:48,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:55:48,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:55:48,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:55:48,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-19 07:55:48,817 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:55:48,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:55:48,818 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:55:48,818 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:55:48,820 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:55:48,820 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:55:48,820 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:55:48,821 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:55:48,821 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:55:48,821 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:55:48,823 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:55:48,823 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:55:48,823 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:55:48,824 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:55:48,824 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:55:48,824 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:55:48,825 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:55:48,825 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:55:48,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:55:48,826 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:55:48,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:55:48,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:55:48,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:55:48,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:55:48,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:55:48,828 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:55:48,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:55:48,828 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:55:48,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:55:48,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:55:48,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:55:48,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:55:48,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:55:48,831 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:55:48,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:55:48,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:55:48,832 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:55:48,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:55:48,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:55:48,833 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:55:48,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0eccc374ed364788d84fd4c063f2d8112569f00ff2defb766ef3ba8a3a2d7ad7 [2022-11-19 07:55:49,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:55:49,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:55:49,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:55:49,280 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:55:49,281 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:55:49,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_good.i [2022-11-19 07:55:49,375 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/data/574bade97/e38fb5f616844788b71ce884e86f3ff2/FLAG997530b55 [2022-11-19 07:55:50,222 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:55:50,223 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_good.i [2022-11-19 07:55:50,257 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/data/574bade97/e38fb5f616844788b71ce884e86f3ff2/FLAG997530b55 [2022-11-19 07:55:50,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/data/574bade97/e38fb5f616844788b71ce884e86f3ff2 [2022-11-19 07:55:50,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:55:50,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:55:50,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:55:50,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:55:50,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:55:50,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:50" (1/1) ... [2022-11-19 07:55:50,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a6de526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:50, skipping insertion in model container [2022-11-19 07:55:50,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:50" (1/1) ... [2022-11-19 07:55:50,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:55:50,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:55:51,058 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-19 07:55:51,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:55:51,655 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:55:51,675 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-19 07:55:51,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:55:51,866 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:55:51,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51 WrapperNode [2022-11-19 07:55:51,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:55:51,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:55:51,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:55:51,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:55:51,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,941 INFO L138 Inliner]: procedures = 502, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 111 [2022-11-19 07:55:51,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:55:51,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:55:51,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:55:51,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:55:51,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,972 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:55:51,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:55:51,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:55:51,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:55:51,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (1/1) ... [2022-11-19 07:55:51,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:55:52,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:55:52,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:55:52,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:55:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-19 07:55:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-19 07:55:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-19 07:55:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-19 07:55:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-19 07:55:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:55:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 07:55:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:55:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:55:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:55:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:55:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-19 07:55:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:55:52,360 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:55:52,362 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:55:52,620 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:55:52,683 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:55:52,686 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-19 07:55:52,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:52 BoogieIcfgContainer [2022-11-19 07:55:52,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:55:52,692 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:55:52,692 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:55:52,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:55:52,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:55:50" (1/3) ... [2022-11-19 07:55:52,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3ba24f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:52, skipping insertion in model container [2022-11-19 07:55:52,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:51" (2/3) ... [2022-11-19 07:55:52,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3ba24f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:52, skipping insertion in model container [2022-11-19 07:55:52,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:52" (3/3) ... [2022-11-19 07:55:52,699 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_preinc_17_good.i [2022-11-19 07:55:52,716 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:55:52,717 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2022-11-19 07:55:52,766 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:55:52,772 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@446d6bb1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:55:52,773 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2022-11-19 07:55:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 26 states have (on average 1.6923076923076923) internal successors, (44), 40 states have internal predecessors, (44), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-19 07:55:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 07:55:52,784 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:52,785 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:52,786 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:52,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:52,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1608326316, now seen corresponding path program 1 times [2022-11-19 07:55:52,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:52,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820357771] [2022-11-19 07:55:52,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:52,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:55:53,060 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:53,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820357771] [2022-11-19 07:55:53,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820357771] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:53,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:53,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:55:53,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140561902] [2022-11-19 07:55:53,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:53,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:55:53,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:53,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:55:53,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:55:53,121 INFO L87 Difference]: Start difference. First operand has 47 states, 26 states have (on average 1.6923076923076923) internal successors, (44), 40 states have internal predecessors, (44), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:53,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:53,209 INFO L93 Difference]: Finished difference Result 91 states and 108 transitions. [2022-11-19 07:55:53,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:55:53,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2022-11-19 07:55:53,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:53,222 INFO L225 Difference]: With dead ends: 91 [2022-11-19 07:55:53,222 INFO L226 Difference]: Without dead ends: 52 [2022-11-19 07:55:53,225 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 [2022-11-19 07:55:53,229 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 7 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:53,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 89 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:53,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-11-19 07:55:53,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 45. [2022-11-19 07:55:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 26 states have (on average 1.6538461538461537) internal successors, (43), 39 states have internal predecessors, (43), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-19 07:55:53,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 53 transitions. [2022-11-19 07:55:53,272 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 53 transitions. Word has length 9 [2022-11-19 07:55:53,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:53,272 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 53 transitions. [2022-11-19 07:55:53,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-11-19 07:55:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 07:55:53,274 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:53,274 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:53,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:55:53,275 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:53,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:53,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1612069833, now seen corresponding path program 1 times [2022-11-19 07:55:53,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:53,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314775113] [2022-11-19 07:55:53,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:53,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:55:53,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:53,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314775113] [2022-11-19 07:55:53,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314775113] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:53,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:53,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:55:53,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900271954] [2022-11-19 07:55:53,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:53,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:55:53,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:53,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:55:53,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:55:53,444 INFO L87 Difference]: Start difference. First operand 45 states and 53 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:53,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:53,505 INFO L93 Difference]: Finished difference Result 52 states and 62 transitions. [2022-11-19 07:55:53,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:55:53,506 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2022-11-19 07:55:53,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:53,511 INFO L225 Difference]: With dead ends: 52 [2022-11-19 07:55:53,513 INFO L226 Difference]: Without dead ends: 50 [2022-11-19 07:55:53,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:55:53,515 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 4 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:53,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 122 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:53,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-11-19 07:55:53,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-11-19 07:55:53,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 30 states have (on average 1.6) internal successors, (48), 44 states have internal predecessors, (48), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-19 07:55:53,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 60 transitions. [2022-11-19 07:55:53,531 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 60 transitions. Word has length 9 [2022-11-19 07:55:53,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:53,532 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 60 transitions. [2022-11-19 07:55:53,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:53,533 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-11-19 07:55:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-19 07:55:53,534 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:53,535 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:53,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:55:53,536 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:53,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:53,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1050740214, now seen corresponding path program 1 times [2022-11-19 07:55:53,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:53,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15283766] [2022-11-19 07:55:53,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:53,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:53,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 07:55:53,652 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:53,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15283766] [2022-11-19 07:55:53,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15283766] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:53,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:53,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:55:53,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405630479] [2022-11-19 07:55:53,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:53,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:55:53,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:53,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:55:53,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:55:53,655 INFO L87 Difference]: Start difference. First operand 50 states and 60 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:53,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:53,731 INFO L93 Difference]: Finished difference Result 111 states and 133 transitions. [2022-11-19 07:55:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:55:53,732 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-19 07:55:53,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:53,734 INFO L225 Difference]: With dead ends: 111 [2022-11-19 07:55:53,736 INFO L226 Difference]: Without dead ends: 78 [2022-11-19 07:55:53,737 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 [2022-11-19 07:55:53,739 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 28 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:53,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 99 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:53,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-11-19 07:55:53,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 60. [2022-11-19 07:55:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 40 states have (on average 1.55) internal successors, (62), 52 states have internal predecessors, (62), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-19 07:55:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 76 transitions. [2022-11-19 07:55:53,755 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 76 transitions. Word has length 14 [2022-11-19 07:55:53,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:53,756 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 76 transitions. [2022-11-19 07:55:53,756 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:53,757 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2022-11-19 07:55:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-19 07:55:53,758 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:53,758 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:53,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:55:53,758 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:53,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:53,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1050649201, now seen corresponding path program 1 times [2022-11-19 07:55:53,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:53,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51572443] [2022-11-19 07:55:53,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:53,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:53,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 07:55:53,832 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:53,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51572443] [2022-11-19 07:55:53,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51572443] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:53,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:53,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:55:53,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075259292] [2022-11-19 07:55:53,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:53,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:55:53,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:53,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:55:53,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:55:53,835 INFO L87 Difference]: Start difference. First operand 60 states and 76 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:53,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:53,869 INFO L93 Difference]: Finished difference Result 90 states and 111 transitions. [2022-11-19 07:55:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:55:53,869 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-19 07:55:53,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:53,871 INFO L225 Difference]: With dead ends: 90 [2022-11-19 07:55:53,871 INFO L226 Difference]: Without dead ends: 72 [2022-11-19 07:55:53,871 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 [2022-11-19 07:55:53,873 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 10 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:53,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 82 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:53,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2022-11-19 07:55:53,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 61. [2022-11-19 07:55:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 41 states have (on average 1.5121951219512195) internal successors, (62), 53 states have internal predecessors, (62), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-19 07:55:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 76 transitions. [2022-11-19 07:55:53,883 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 76 transitions. Word has length 14 [2022-11-19 07:55:53,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:53,884 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 76 transitions. [2022-11-19 07:55:53,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2022-11-19 07:55:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-19 07:55:53,885 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:53,886 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:53,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:55:53,886 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:53,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:53,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1054483731, now seen corresponding path program 1 times [2022-11-19 07:55:53,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:53,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049330625] [2022-11-19 07:55:53,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:54,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:55:54,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:54,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049330625] [2022-11-19 07:55:54,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049330625] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:55:54,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1895202053] [2022-11-19 07:55:54,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:54,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:55:54,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:55:54,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:55:54,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:55:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:54,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:55:54,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:55:54,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:55:54,290 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:55:54,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1895202053] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:54,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:55:54,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-19 07:55:54,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338888286] [2022-11-19 07:55:54,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:54,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:55:54,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:54,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:55:54,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:55:54,305 INFO L87 Difference]: Start difference. First operand 61 states and 76 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:54,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:54,406 INFO L93 Difference]: Finished difference Result 98 states and 119 transitions. [2022-11-19 07:55:54,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:55:54,407 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-19 07:55:54,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:54,408 INFO L225 Difference]: With dead ends: 98 [2022-11-19 07:55:54,410 INFO L226 Difference]: Without dead ends: 49 [2022-11-19 07:55:54,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:55:54,413 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 61 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:54,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 83 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:55:54,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-11-19 07:55:54,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2022-11-19 07:55:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 33 states have (on average 1.393939393939394) internal successors, (46), 42 states have internal predecessors, (46), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-19 07:55:54,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 56 transitions. [2022-11-19 07:55:54,430 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 56 transitions. Word has length 14 [2022-11-19 07:55:54,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:54,431 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 56 transitions. [2022-11-19 07:55:54,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:54,432 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2022-11-19 07:55:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-19 07:55:54,433 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:54,434 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:54,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:55:54,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:55:54,639 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:54,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:54,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1786791819, now seen corresponding path program 1 times [2022-11-19 07:55:54,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:54,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083207590] [2022-11-19 07:55:54,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:54,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:55:54,767 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:54,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083207590] [2022-11-19 07:55:54,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083207590] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:54,768 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:54,768 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:55:54,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221449045] [2022-11-19 07:55:54,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:54,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:55:54,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:54,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:55:54,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:55:54,775 INFO L87 Difference]: Start difference. First operand 49 states and 56 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:54,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:54,813 INFO L93 Difference]: Finished difference Result 49 states and 56 transitions. [2022-11-19 07:55:54,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:55:54,814 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-11-19 07:55:54,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:54,817 INFO L225 Difference]: With dead ends: 49 [2022-11-19 07:55:54,817 INFO L226 Difference]: Without dead ends: 48 [2022-11-19 07:55:54,818 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 [2022-11-19 07:55:54,827 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 25 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:54,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 42 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:54,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-11-19 07:55:54,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-11-19 07:55:54,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 41 states have internal predecessors, (45), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-19 07:55:54,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 55 transitions. [2022-11-19 07:55:54,849 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 55 transitions. Word has length 15 [2022-11-19 07:55:54,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:54,849 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-11-19 07:55:54,850 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 07:55:54,850 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2022-11-19 07:55:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-19 07:55:54,851 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:54,851 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:54,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 07:55:54,851 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:54,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:54,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1240779688, now seen corresponding path program 1 times [2022-11-19 07:55:54,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:54,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438200773] [2022-11-19 07:55:54,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:54,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:55,005 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-19 07:55:55,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:55,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438200773] [2022-11-19 07:55:55,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438200773] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:55,006 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:55,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:55:55,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010244663] [2022-11-19 07:55:55,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:55,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:55:55,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:55,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:55:55,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:55:55,009 INFO L87 Difference]: Start difference. First operand 48 states and 55 transitions. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 07:55:55,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:55,090 INFO L93 Difference]: Finished difference Result 58 states and 68 transitions. [2022-11-19 07:55:55,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:55:55,091 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 18 [2022-11-19 07:55:55,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:55,094 INFO L225 Difference]: With dead ends: 58 [2022-11-19 07:55:55,094 INFO L226 Difference]: Without dead ends: 56 [2022-11-19 07:55:55,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:55:55,096 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 6 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:55,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 109 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:55:55,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-11-19 07:55:55,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2022-11-19 07:55:55,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 48 states have internal predecessors, (52), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-19 07:55:55,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 66 transitions. [2022-11-19 07:55:55,123 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 66 transitions. Word has length 18 [2022-11-19 07:55:55,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:55,123 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 66 transitions. [2022-11-19 07:55:55,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 07:55:55,124 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-11-19 07:55:55,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-19 07:55:55,127 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:55,127 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:55,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 07:55:55,128 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:55,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:55,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1705571826, now seen corresponding path program 1 times [2022-11-19 07:55:55,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:55,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397720955] [2022-11-19 07:55:55,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:55,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:55,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:55:55,247 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:55,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397720955] [2022-11-19 07:55:55,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397720955] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:55,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:55,248 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:55:55,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782066190] [2022-11-19 07:55:55,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:55,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:55:55,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:55,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:55:55,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:55:55,253 INFO L87 Difference]: Start difference. First operand 56 states and 66 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 07:55:55,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:55,307 INFO L93 Difference]: Finished difference Result 74 states and 85 transitions. [2022-11-19 07:55:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:55:55,308 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2022-11-19 07:55:55,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:55,309 INFO L225 Difference]: With dead ends: 74 [2022-11-19 07:55:55,309 INFO L226 Difference]: Without dead ends: 59 [2022-11-19 07:55:55,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:55:55,311 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 3 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:55,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 113 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:55,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2022-11-19 07:55:55,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2022-11-19 07:55:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 51 states have internal predecessors, (55), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-19 07:55:55,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 69 transitions. [2022-11-19 07:55:55,342 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 69 transitions. Word has length 22 [2022-11-19 07:55:55,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:55,343 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 69 transitions. [2022-11-19 07:55:55,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 07:55:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-11-19 07:55:55,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-19 07:55:55,349 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:55,350 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:55,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 07:55:55,350 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:55,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:55,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1563850409, now seen corresponding path program 1 times [2022-11-19 07:55:55,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:55,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351254416] [2022-11-19 07:55:55,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:55,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:55,455 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-19 07:55:55,455 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:55,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351254416] [2022-11-19 07:55:55,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351254416] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:55:55,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56644544] [2022-11-19 07:55:55,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:55,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:55:55,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:55:55,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:55:55,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:55:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:55,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:55:55,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:55:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-19 07:55:55,628 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:55:55,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56644544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:55,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:55:55,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-19 07:55:55,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002873829] [2022-11-19 07:55:55,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:55,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:55:55,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:55,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:55:55,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:55:55,631 INFO L87 Difference]: Start difference. First operand 59 states and 69 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:55:55,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:55,708 INFO L93 Difference]: Finished difference Result 83 states and 94 transitions. [2022-11-19 07:55:55,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:55:55,709 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 26 [2022-11-19 07:55:55,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:55,710 INFO L225 Difference]: With dead ends: 83 [2022-11-19 07:55:55,710 INFO L226 Difference]: Without dead ends: 49 [2022-11-19 07:55:55,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:55:55,711 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 39 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:55,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 83 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:55,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-11-19 07:55:55,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2022-11-19 07:55:55,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 36 states have (on average 1.25) internal successors, (45), 42 states have internal predecessors, (45), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-19 07:55:55,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 55 transitions. [2022-11-19 07:55:55,719 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 55 transitions. Word has length 26 [2022-11-19 07:55:55,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:55,720 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 55 transitions. [2022-11-19 07:55:55,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:55:55,720 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2022-11-19 07:55:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-19 07:55:55,721 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:55,721 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:55,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 07:55:55,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:55:55,928 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:55,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:55,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1227042898, now seen corresponding path program 1 times [2022-11-19 07:55:55,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:55,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186094548] [2022-11-19 07:55:55,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:55,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:55:56,019 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:56,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186094548] [2022-11-19 07:55:56,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186094548] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:55:56,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [861810360] [2022-11-19 07:55:56,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:56,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:55:56,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:55:56,021 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:55:56,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 07:55:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:56,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:55:56,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:55:56,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:55:56,234 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:55:56,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [861810360] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:56,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:55:56,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-19 07:55:56,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450009879] [2022-11-19 07:55:56,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:56,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:55:56,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:56,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:55:56,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:55:56,236 INFO L87 Difference]: Start difference. First operand 49 states and 55 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 07:55:56,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:56,289 INFO L93 Difference]: Finished difference Result 63 states and 70 transitions. [2022-11-19 07:55:56,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:55:56,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2022-11-19 07:55:56,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:56,290 INFO L225 Difference]: With dead ends: 63 [2022-11-19 07:55:56,290 INFO L226 Difference]: Without dead ends: 45 [2022-11-19 07:55:56,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:55:56,291 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 13 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:56,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 114 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:56,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2022-11-19 07:55:56,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2022-11-19 07:55:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 38 states have internal predecessors, (40), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-19 07:55:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 50 transitions. [2022-11-19 07:55:56,299 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 50 transitions. Word has length 25 [2022-11-19 07:55:56,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:56,299 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 50 transitions. [2022-11-19 07:55:56,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 07:55:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2022-11-19 07:55:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-19 07:55:56,300 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:56,300 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:56,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 07:55:56,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-19 07:55:56,507 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:56,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:56,508 INFO L85 PathProgramCache]: Analyzing trace with hash 616384075, now seen corresponding path program 1 times [2022-11-19 07:55:56,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:56,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487718057] [2022-11-19 07:55:56,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:56,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:56,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:55:56,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:56,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487718057] [2022-11-19 07:55:56,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487718057] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:56,584 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:56,584 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:55:56,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347780575] [2022-11-19 07:55:56,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:56,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:55:56,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:56,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:55:56,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:55:56,586 INFO L87 Difference]: Start difference. First operand 45 states and 50 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 07:55:56,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:56,615 INFO L93 Difference]: Finished difference Result 50 states and 55 transitions. [2022-11-19 07:55:56,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:55:56,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2022-11-19 07:55:56,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:56,619 INFO L225 Difference]: With dead ends: 50 [2022-11-19 07:55:56,619 INFO L226 Difference]: Without dead ends: 48 [2022-11-19 07:55:56,619 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 [2022-11-19 07:55:56,620 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 1 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:56,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 64 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:56,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-11-19 07:55:56,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-11-19 07:55:56,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 37 states have (on average 1.162162162162162) internal successors, (43), 41 states have internal predecessors, (43), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-19 07:55:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2022-11-19 07:55:56,627 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 26 [2022-11-19 07:55:56,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:56,628 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2022-11-19 07:55:56,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 07:55:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2022-11-19 07:55:56,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-19 07:55:56,632 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:56,633 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:56,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-19 07:55:56,633 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:56,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:56,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1000781317, now seen corresponding path program 1 times [2022-11-19 07:55:56,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:56,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448437609] [2022-11-19 07:55:56,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:56,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:56,714 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-19 07:55:56,715 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:56,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448437609] [2022-11-19 07:55:56,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448437609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:56,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:55:56,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:55:56,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856070809] [2022-11-19 07:55:56,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:56,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:55:56,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:55:56,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:55:56,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:55:56,718 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-19 07:55:56,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:56,780 INFO L93 Difference]: Finished difference Result 54 states and 60 transitions. [2022-11-19 07:55:56,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:55:56,780 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 32 [2022-11-19 07:55:56,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:56,783 INFO L225 Difference]: With dead ends: 54 [2022-11-19 07:55:56,783 INFO L226 Difference]: Without dead ends: 52 [2022-11-19 07:55:56,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:55:56,784 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 3 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:56,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 97 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:55:56,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-11-19 07:55:56,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-11-19 07:55:56,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 40 states have (on average 1.15) internal successors, (46), 44 states have internal predecessors, (46), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-19 07:55:56,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 58 transitions. [2022-11-19 07:55:56,792 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 58 transitions. Word has length 32 [2022-11-19 07:55:56,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:56,793 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 58 transitions. [2022-11-19 07:55:56,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-19 07:55:56,794 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2022-11-19 07:55:56,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-19 07:55:56,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:56,797 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:56,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-19 07:55:56,798 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:55:56,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:56,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1386619387, now seen corresponding path program 1 times [2022-11-19 07:55:56,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:56,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087378118] [2022-11-19 07:55:56,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:56,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:56,917 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-19 07:55:56,917 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:55:56,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087378118] [2022-11-19 07:55:56,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087378118] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:55:56,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602200029] [2022-11-19 07:55:56,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:56,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:55:56,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:55:56,919 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:55:56,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:55:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:57,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 07:55:57,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:55:57,104 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:55:57,104 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:55:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:55:57,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [602200029] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:55:57,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1454506663] [2022-11-19 07:55:57,209 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2022-11-19 07:55:57,209 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:55:57,213 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:55:57,219 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:55:57,220 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:55:57,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:55:57,663 INFO L321 Elim1Store]: treesize reduction 50, result has 47.9 percent of original size [2022-11-19 07:55:57,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 37 treesize of output 74 [2022-11-19 07:55:57,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:55:57,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:55:57,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:55:57,750 INFO L321 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2022-11-19 07:55:57,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2022-11-19 07:55:57,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:55:57,912 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-19 07:55:57,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 23 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 85 [2022-11-19 07:55:58,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:55:58,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 65 [2022-11-19 07:55:58,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:55:58,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 65 [2022-11-19 07:56:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:00,988 INFO L321 Elim1Store]: treesize reduction 50, result has 47.9 percent of original size [2022-11-19 07:56:00,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 37 treesize of output 74 [2022-11-19 07:56:01,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:01,041 INFO L321 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2022-11-19 07:56:01,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2022-11-19 07:56:01,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:01,172 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-19 07:56:01,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 23 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 85 [2022-11-19 07:56:01,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:56:01,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:56:01,266 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 97 for LOIs [2022-11-19 07:56:01,293 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 135 for LOIs [2022-11-19 07:56:01,420 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:56:11,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1454506663] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:56:11,504 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-19 07:56:11,504 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [5, 3, 3] total 28 [2022-11-19 07:56:11,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608256624] [2022-11-19 07:56:11,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:56:11,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-19 07:56:11,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:56:11,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-19 07:56:11,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2022-11-19 07:56:11,507 INFO L87 Difference]: Start difference. First operand 52 states and 58 transitions. Second operand has 21 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:56:11,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:56:11,620 INFO L93 Difference]: Finished difference Result 79 states and 88 transitions. [2022-11-19 07:56:11,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-19 07:56:11,621 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 35 [2022-11-19 07:56:11,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:56:11,624 INFO L225 Difference]: With dead ends: 79 [2022-11-19 07:56:11,624 INFO L226 Difference]: Without dead ends: 78 [2022-11-19 07:56:11,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 77 SyntacticMatches, 5 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2022-11-19 07:56:11,629 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 12 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 211 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:56:11,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 155 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 211 Unchecked, 0.1s Time] [2022-11-19 07:56:11,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-11-19 07:56:11,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-11-19 07:56:11,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 62 states have (on average 1.1451612903225807) internal successors, (71), 65 states have internal predecessors, (71), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:56:11,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 87 transitions. [2022-11-19 07:56:11,663 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 87 transitions. Word has length 35 [2022-11-19 07:56:11,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:56:11,664 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 87 transitions. [2022-11-19 07:56:11,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:56:11,666 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2022-11-19 07:56:11,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-19 07:56:11,668 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:56:11,668 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:56:11,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-19 07:56:11,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-19 07:56:11,874 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:56:11,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:56:11,875 INFO L85 PathProgramCache]: Analyzing trace with hash -35527908, now seen corresponding path program 1 times [2022-11-19 07:56:11,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:56:11,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252617641] [2022-11-19 07:56:11,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:56:11,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:56:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:56:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-19 07:56:11,961 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:56:11,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252617641] [2022-11-19 07:56:11,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252617641] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:56:11,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002330550] [2022-11-19 07:56:11,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:56:11,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:56:11,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:56:11,975 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:56:11,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-19 07:56:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:56:12,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 07:56:12,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:56:12,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:56:12,141 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:56:12,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002330550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:56:12,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:56:12,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-11-19 07:56:12,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582494527] [2022-11-19 07:56:12,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:56:12,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:56:12,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:56:12,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:56:12,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:56:12,143 INFO L87 Difference]: Start difference. First operand 78 states and 87 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-19 07:56:12,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:56:12,195 INFO L93 Difference]: Finished difference Result 78 states and 87 transitions. [2022-11-19 07:56:12,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:56:12,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 36 [2022-11-19 07:56:12,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:56:12,196 INFO L225 Difference]: With dead ends: 78 [2022-11-19 07:56:12,196 INFO L226 Difference]: Without dead ends: 77 [2022-11-19 07:56:12,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:56:12,198 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 9 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:56:12,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 59 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:56:12,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2022-11-19 07:56:12,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2022-11-19 07:56:12,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 62 states have (on average 1.1129032258064515) internal successors, (69), 64 states have internal predecessors, (69), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:56:12,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 85 transitions. [2022-11-19 07:56:12,221 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 85 transitions. Word has length 36 [2022-11-19 07:56:12,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:56:12,221 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 85 transitions. [2022-11-19 07:56:12,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-19 07:56:12,221 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2022-11-19 07:56:12,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-19 07:56:12,222 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:56:12,222 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:56:12,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-19 07:56:12,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:56:12,429 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:56:12,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:56:12,429 INFO L85 PathProgramCache]: Analyzing trace with hash 2709333, now seen corresponding path program 1 times [2022-11-19 07:56:12,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:56:12,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134998093] [2022-11-19 07:56:12,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:56:12,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:56:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:56:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-19 07:56:12,557 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:56:12,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134998093] [2022-11-19 07:56:12,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134998093] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:56:12,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111168078] [2022-11-19 07:56:12,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:56:12,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:56:12,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:56:12,560 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:56:12,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-19 07:56:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:56:12,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 07:56:12,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:56:12,716 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:56:12,716 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:56:12,769 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 07:56:12,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [111168078] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:56:12,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [293663253] [2022-11-19 07:56:12,772 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2022-11-19 07:56:12,783 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:56:12,783 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:56:12,784 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:56:12,784 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:56:12,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:12,988 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-19 07:56:12,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 23 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 85 [2022-11-19 07:56:13,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:56:13,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:56:13,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:13,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 30 [2022-11-19 07:56:13,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:13,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 54 [2022-11-19 07:56:13,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:13,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 65 [2022-11-19 07:56:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:13,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 65 [2022-11-19 07:56:15,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:56:15,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:15,998 INFO L321 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2022-11-19 07:56:15,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2022-11-19 07:56:16,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:16,152 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-19 07:56:16,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 23 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 85 [2022-11-19 07:56:16,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:56:16,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 54 [2022-11-19 07:56:16,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:56:16,248 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 132 for LOIs [2022-11-19 07:56:16,360 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 74 for LOIs [2022-11-19 07:56:16,369 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:56:26,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [293663253] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:56:26,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-19 07:56:26,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [5, 3, 3] total 29 [2022-11-19 07:56:26,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611179309] [2022-11-19 07:56:26,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:56:26,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-11-19 07:56:26,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:56:26,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-19 07:56:26,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=679, Unknown=0, NotChecked=0, Total=812 [2022-11-19 07:56:26,489 INFO L87 Difference]: Start difference. First operand 77 states and 85 transitions. Second operand has 22 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:56:26,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:56:26,639 INFO L93 Difference]: Finished difference Result 81 states and 86 transitions. [2022-11-19 07:56:26,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-19 07:56:26,640 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 37 [2022-11-19 07:56:26,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:56:26,641 INFO L225 Difference]: With dead ends: 81 [2022-11-19 07:56:26,641 INFO L226 Difference]: Without dead ends: 80 [2022-11-19 07:56:26,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 80 SyntacticMatches, 7 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=133, Invalid=679, Unknown=0, NotChecked=0, Total=812 [2022-11-19 07:56:26,647 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 23 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 202 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:56:26,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 160 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 202 Unchecked, 0.1s Time] [2022-11-19 07:56:26,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-11-19 07:56:26,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78. [2022-11-19 07:56:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 63 states have (on average 1.0952380952380953) internal successors, (69), 64 states have internal predecessors, (69), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:56:26,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 85 transitions. [2022-11-19 07:56:26,690 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 85 transitions. Word has length 37 [2022-11-19 07:56:26,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:56:26,692 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 85 transitions. [2022-11-19 07:56:26,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:56:26,693 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 85 transitions. [2022-11-19 07:56:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-19 07:56:26,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:56:26,694 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:56:26,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-19 07:56:26,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-19 07:56:26,902 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-11-19 07:56:26,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:56:26,902 INFO L85 PathProgramCache]: Analyzing trace with hash 461183551, now seen corresponding path program 1 times [2022-11-19 07:56:26,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:56:26,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919780213] [2022-11-19 07:56:26,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:56:26,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:56:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:56:26,983 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-19 07:56:26,984 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:56:26,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919780213] [2022-11-19 07:56:26,984 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919780213] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:56:26,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1244133394] [2022-11-19 07:56:26,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:56:26,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:56:26,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:56:26,986 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:56:26,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-19 07:56:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:56:27,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:56:27,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:56:27,144 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-19 07:56:27,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:56:27,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1244133394] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:56:27,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:56:27,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-19 07:56:27,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692049917] [2022-11-19 07:56:27,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:56:27,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:56:27,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:56:27,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:56:27,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:56:27,146 INFO L87 Difference]: Start difference. First operand 78 states and 85 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-19 07:56:27,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:56:27,218 INFO L93 Difference]: Finished difference Result 84 states and 89 transitions. [2022-11-19 07:56:27,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:56:27,219 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 41 [2022-11-19 07:56:27,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:56:27,219 INFO L225 Difference]: With dead ends: 84 [2022-11-19 07:56:27,220 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 07:56:27,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:56:27,221 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 2 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:56:27,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 108 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 07:56:27,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 07:56:27,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 07:56:27,222 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) [2022-11-19 07:56:27,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 07:56:27,222 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-11-19 07:56:27,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:56:27,223 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 07:56:27,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-19 07:56:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 07:56:27,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 07:56:27,226 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2022-11-19 07:56:27,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2022-11-19 07:56:27,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2022-11-19 07:56:27,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2022-11-19 07:56:27,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2022-11-19 07:56:27,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2022-11-19 07:56:27,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2022-11-19 07:56:27,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2022-11-19 07:56:27,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2022-11-19 07:56:27,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2022-11-19 07:56:27,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2022-11-19 07:56:27,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2022-11-19 07:56:27,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-19 07:56:27,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-19 07:56:27,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 07:56:36,460 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-19 07:56:36,460 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-19 07:56:36,460 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-19 07:56:36,460 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-19 07:56:36,461 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1571) no Hoare annotation was computed. [2022-11-19 07:56:36,461 INFO L895 garLoopResultBuilder]: At program point L1563(line 1563) the Hoare annotation is: (and (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_goodB2G_~#inputBuffer~0#1.offset| 0) (< |#StackHeapBarrier| |ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base|) (= (select (select |#memory_int| 2) 0) 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 16) (= (store ((as const (Array Int Int)) 0) |ULTIMATE.start_goodB2G_~#inputBuffer~0#1.offset| 0) (select |#memory_int| |ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base|)) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= |ULTIMATE.start_goodB2G_~data~0#1| 0) (= |ULTIMATE.start_goodB2G_~i~1#1| 0) (= (select |#valid| 4) 1) (= 16 (select |#length| 3)) (= (select |#length| 2) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select |#valid| |ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base|) 1) (= ~globalFalse~0 0) (= 18 (select |#length| 5)) (= ~globalArgc~0 0) (= 14 (select |#length| |ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base|)) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-19 07:56:36,461 INFO L899 garLoopResultBuilder]: For program point L1563-1(lines 1557 1564) no Hoare annotation was computed. [2022-11-19 07:56:36,461 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1586) no Hoare annotation was computed. [2022-11-19 07:56:36,462 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1553) no Hoare annotation was computed. [2022-11-19 07:56:36,462 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-19 07:56:36,462 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1593) no Hoare annotation was computed. [2022-11-19 07:56:36,463 INFO L895 garLoopResultBuilder]: At program point L1573(line 1573) the Hoare annotation is: (and (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_goodB2G_~k~0#1| 0) (= (select (select |#memory_int| 2) 0) 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 16) (<= 0 (+ 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|)) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#valid| 4) 1) (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| Int)) (and (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) (store ((as const (Array Int Int)) 0) 0 0)) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) 0) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 4)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 0)) (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)))) (= 16 (select |#length| 3)) (= (select |#length| 2) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= |ULTIMATE.start_goodB2G_~result~0#1| |ULTIMATE.start_goodB2G_~data~0#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= 18 (select |#length| 5)) (= |ULTIMATE.start_goodB2G_~i~1#1| 1) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-19 07:56:36,463 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1553) no Hoare annotation was computed. [2022-11-19 07:56:36,463 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1564) no Hoare annotation was computed. [2022-11-19 07:56:36,464 INFO L899 garLoopResultBuilder]: For program point L1590-2(line 1590) no Hoare annotation was computed. [2022-11-19 07:56:36,464 INFO L899 garLoopResultBuilder]: For program point L1590-3(line 1590) no Hoare annotation was computed. [2022-11-19 07:56:36,465 INFO L895 garLoopResultBuilder]: At program point L1590-4(lines 1590 1597) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| 5))) (.cse1 (= (select (select |#memory_int| 2) 0) 0)) (.cse2 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse3 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse4 (= (select |#length| 6) 16)) (.cse5 (= (select (select |#memory_int| 1) 0) 0)) (.cse7 (= (select |#valid| 3) 1)) (.cse8 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse9 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse10 (= (select |#valid| 4) 1)) (.cse6 (store ((as const (Array Int Int)) 0) 0 0)) (.cse11 (= 16 (select |#length| 3))) (.cse12 (= (select |#length| 2) 1)) (.cse13 (= (select |#valid| 1) 1)) (.cse14 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse15 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse16 (= (select |#valid| 0) 0)) (.cse17 (= (select |#length| 1) 1)) (.cse18 (= (select |#valid| 2) 1)) (.cse59 (= 18 (select |#length| 5))) (.cse60 (= (select |#valid| 6) 1)) (.cse61 (= (select |#length| 4) 54)) (.cse62 (< 0 |#StackHeapBarrier|)) (.cse55 (<= |ULTIMATE.start_goodG2B_~data~1#1| 2)) (.cse56 (<= 2 |ULTIMATE.start_goodG2B_~data~1#1|)) (.cse57 (<= 0 |ULTIMATE.start_goodG2B_~j~0#1|)) (.cse58 (<= |ULTIMATE.start_goodG2B_~j~0#1| 0)) (.cse19 (<= 0 ~GLOBAL_CONST_FALSE~0)) (.cse20 (<= ~globalTrue~0 1)) (.cse21 (<= 1 |ULTIMATE.start_goodB2G_~i~1#1|)) (.cse22 (<= ~globalArgc~0 0)) (.cse23 (<= 0 |#NULL.base|)) (.cse24 (<= |ULTIMATE.start_goodG2B_~h~0#1| 1)) (.cse25 (<= 5 ~globalFive~0)) (.cse26 (<= 5 ~GLOBAL_CONST_FIVE~0)) (.cse27 (<= ~GLOBAL_CONST_TRUE~0 1)) (.cse28 (<= ~globalArgv~0.offset 0)) (.cse29 (<= 1 |ULTIMATE.start_goodG2B_~j~0#1|)) (.cse30 (<= 1 |ULTIMATE.start_goodG2B_~h~0#1|)) (.cse31 (<= 1 |ULTIMATE.start_goodB2G_~k~0#1|)) (.cse33 (<= ~globalFalse~0 0)) (.cse34 (<= 3 |ULTIMATE.start_goodG2B_~data~1#1|)) (.cse35 (<= ~GLOBAL_CONST_FIVE~0 5)) (.cse36 (<= |ULTIMATE.start_goodG2B_~data~1#1| 3)) (.cse37 (<= |#NULL.offset| 0)) (.cse38 (<= 1 ~GLOBAL_CONST_TRUE~0)) (.cse39 (<= 3 |ULTIMATE.start_goodG2B_~result~1#1|)) (.cse40 (<= 0 ~globalFalse~0)) (.cse41 (<= 0 ~globalArgc~0)) (.cse42 (<= |ULTIMATE.start_goodG2B_~result~1#1| 3)) (.cse43 (<= 0 ~globalArgv~0.base)) (.cse44 (<= |#NULL.base| 0)) (.cse45 (<= ~globalArgv~0.base 0)) (.cse46 (<= ~GLOBAL_CONST_FALSE~0 0)) (.cse47 (<= 0 ~globalArgv~0.offset)) (.cse48 (<= |ULTIMATE.start_goodG2B_~j~0#1| 1)) (.cse49 (<= 1 ~globalTrue~0)) (.cse50 (<= |ULTIMATE.start_goodB2G_~k~0#1| 1)) (.cse51 (<= 0 |#NULL.offset|)) (.cse52 (<= ~globalFive~0 5)) (.cse53 (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647)) (.cse54 (<= |ULTIMATE.start_goodB2G_~i~1#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| Int)) (and (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) 0) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) .cse6) (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 0)) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 4)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|))) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 (let ((.cse32 (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|))) (or (and .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 .cse54) (and .cse19 .cse55 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse30 .cse31 .cse32 .cse33 .cse35 .cse37 .cse38 .cse40 .cse41 .cse43 .cse56 .cse44 .cse45 .cse46 .cse47 .cse49 .cse50 .cse51 .cse52 .cse53 .cse57 .cse58 .cse54))) .cse59 .cse60 .cse61 .cse62) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| Int)) (and (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) .cse6) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) 0) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 4)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 0)) (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)))) .cse11 .cse12 .cse13 .cse14 .cse15 (= |ULTIMATE.start_goodB2G_~result~0#1| |ULTIMATE.start_goodB2G_~data~0#1|) .cse16 .cse17 .cse18 .cse59 .cse60 .cse61 .cse62 (let ((.cse63 (<= 0 (+ 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|)))) (or (and .cse19 .cse55 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse63 .cse30 .cse31 .cse33 .cse35 .cse37 .cse38 .cse40 .cse41 .cse43 .cse56 .cse44 .cse45 .cse46 .cse47 .cse49 .cse50 .cse51 .cse52 .cse53 .cse57 .cse58 .cse54) (and .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse63 .cse30 .cse31 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 .cse54)))))) [2022-11-19 07:56:36,466 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1593) no Hoare annotation was computed. [2022-11-19 07:56:36,466 INFO L895 garLoopResultBuilder]: At program point L1607(line 1607) the Hoare annotation is: (and (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= (select (select |#memory_int| 2) 0) 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 16) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#valid| 4) 1) (= 16 (select |#length| 3)) (= (select |#length| 2) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= 18 (select |#length| 5)) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-19 07:56:36,467 INFO L899 garLoopResultBuilder]: For program point L1607-1(line 1607) no Hoare annotation was computed. [2022-11-19 07:56:36,467 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1590) no Hoare annotation was computed. [2022-11-19 07:56:36,467 INFO L899 garLoopResultBuilder]: For program point L1567-2(line 1567) no Hoare annotation was computed. [2022-11-19 07:56:36,467 INFO L899 garLoopResultBuilder]: For program point L1567-3(line 1567) no Hoare annotation was computed. [2022-11-19 07:56:36,469 INFO L895 garLoopResultBuilder]: At program point L1567-4(lines 1567 1579) the Hoare annotation is: (let ((.cse0 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse1 (= 1 (select |#valid| 5))) (.cse2 (= (select (select |#memory_int| 2) 0) 0)) (.cse3 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse4 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse5 (= (select |#length| 6) 16)) (.cse6 (= (select (select |#memory_int| 1) 0) 0)) (.cse30 (store ((as const (Array Int Int)) 0) 0 0)) (.cse7 (= (select |#valid| 3) 1)) (.cse8 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse9 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse29 (= |ULTIMATE.start_goodB2G_~k~0#1| 1)) (.cse10 (= (select |#valid| 4) 1)) (.cse12 (= 16 (select |#length| 3))) (.cse13 (= (select |#length| 2) 1)) (.cse14 (= (select |#valid| 1) 1)) (.cse15 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse16 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse17 (= (select |#valid| 0) 0)) (.cse18 (= (select |#length| 1) 1)) (.cse19 (= (select |#valid| 2) 1)) (.cse20 (= 18 (select |#length| 5))) (.cse21 (= |ULTIMATE.start_goodB2G_~i~1#1| 1)) (.cse22 (= ~globalArgc~0 0)) (.cse23 (= (select |#valid| 6) 1)) (.cse24 (= 5 ~globalFive~0)) (.cse31 (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647)) (.cse25 (= (select |#length| 4) 54)) (.cse26 (< 0 |#StackHeapBarrier|)) (.cse27 (= |#NULL.base| 0)) (.cse28 (= ~globalTrue~0 1))) (or (and (let ((.cse11 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| Int)) (and (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) .cse30) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) 0) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 4)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 0)) (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)))))) (or (and .cse0 .cse1 (= |ULTIMATE.start_goodB2G_~k~0#1| 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= 0 (+ 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|)) .cse6 .cse7 .cse8 .cse9 .cse29 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (= |ULTIMATE.start_goodB2G_~result~0#1| |ULTIMATE.start_goodB2G_~data~0#1|) .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28))) (<= 5 ~GLOBAL_CONST_FIVE~0) (<= ~GLOBAL_CONST_TRUE~0 1) (<= ~globalArgv~0.offset 0) (<= ~globalFalse~0 0) (<= ~GLOBAL_CONST_FIVE~0 5) (<= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_goodB2G_~data~0#1| 2147483648)) (<= 1 ~GLOBAL_CONST_TRUE~0) (<= 0 ~globalFalse~0) (<= 0 ~globalArgv~0.base) (<= ~globalArgv~0.base 0) (<= 0 ~globalArgv~0.offset) (<= 0 |#NULL.offset|) .cse31) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) .cse6 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| Int)) (and (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) 0) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) .cse30) (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 0)) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 4)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|))) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) .cse7 (= ~GLOBAL_CONST_TRUE~0 1) .cse8 .cse9 .cse29 .cse10 .cse12 .cse13 .cse14 .cse15 (= ~globalArgv~0.base 0) .cse16 .cse17 .cse18 .cse19 (= |#NULL.offset| 0) (= ~globalFalse~0 0) .cse20 .cse21 .cse22 .cse23 .cse24 .cse31 .cse25 .cse26 .cse27 .cse28))) [2022-11-19 07:56:36,469 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1590) no Hoare annotation was computed. [2022-11-19 07:56:36,469 INFO L902 garLoopResultBuilder]: At program point L1609(line 1609) the Hoare annotation is: true [2022-11-19 07:56:36,469 INFO L902 garLoopResultBuilder]: At program point L1609-1(line 1609) the Hoare annotation is: true [2022-11-19 07:56:36,470 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1567) no Hoare annotation was computed. [2022-11-19 07:56:36,470 INFO L899 garLoopResultBuilder]: For program point L1593(line 1593) no Hoare annotation was computed. [2022-11-19 07:56:36,470 INFO L899 garLoopResultBuilder]: For program point L1593-1(line 1593) no Hoare annotation was computed. [2022-11-19 07:56:36,471 INFO L895 garLoopResultBuilder]: At program point L1577(line 1577) the Hoare annotation is: (and (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_goodB2G_~k~0#1| 0) (= (select (select |#memory_int| 2) 0) 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 16) (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) (= (select (select |#memory_int| 1) 0) 0) (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| Int)) (and (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) 0) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) (store ((as const (Array Int Int)) 0) 0 0)) (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 0)) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 4)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|))) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#valid| 4) 1) (= 16 (select |#length| 3)) (= (select |#length| 2) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= 18 (select |#length| 5)) (= |ULTIMATE.start_goodB2G_~i~1#1| 1) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-19 07:56:36,471 INFO L899 garLoopResultBuilder]: For program point L1577-1(lines 1567 1579) no Hoare annotation was computed. [2022-11-19 07:56:36,471 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1578) no Hoare annotation was computed. [2022-11-19 07:56:36,471 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 07:56:36,472 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1567) no Hoare annotation was computed. [2022-11-19 07:56:36,472 INFO L899 garLoopResultBuilder]: For program point L1586-3(line 1586) no Hoare annotation was computed. [2022-11-19 07:56:36,472 INFO L899 garLoopResultBuilder]: For program point L1553-3(line 1553) no Hoare annotation was computed. [2022-11-19 07:56:36,472 INFO L899 garLoopResultBuilder]: For program point L1586-4(line 1586) no Hoare annotation was computed. [2022-11-19 07:56:36,472 INFO L899 garLoopResultBuilder]: For program point L1553-4(line 1553) no Hoare annotation was computed. [2022-11-19 07:56:36,473 INFO L895 garLoopResultBuilder]: At program point L1586-5(lines 1586 1589) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| 5))) (.cse1 (= (select (select |#memory_int| 2) 0) 0)) (.cse2 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse3 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse4 (= (select |#length| 6) 16)) (.cse33 (<= 1 |ULTIMATE.start_goodB2G_~k~0#1|)) (.cse5 (= (select (select |#memory_int| 1) 0) 0)) (.cse22 (<= |ULTIMATE.start_goodG2B_~data~1#1| 2)) (.cse27 (<= |ULTIMATE.start_goodG2B_~h~0#1| 1)) (.cse32 (<= 1 |ULTIMATE.start_goodG2B_~h~0#1|)) (.cse42 (<= 2 |ULTIMATE.start_goodG2B_~data~1#1|)) (.cse21 (<= 0 ~GLOBAL_CONST_FALSE~0)) (.cse53 (<= 0 |ULTIMATE.start_goodG2B_~data~1#1|)) (.cse23 (<= ~globalTrue~0 1)) (.cse24 (<= 1 |ULTIMATE.start_goodB2G_~i~1#1|)) (.cse25 (<= ~globalArgc~0 0)) (.cse26 (<= 0 |#NULL.base|)) (.cse28 (<= 5 ~globalFive~0)) (.cse29 (<= 5 ~GLOBAL_CONST_FIVE~0)) (.cse30 (<= ~GLOBAL_CONST_TRUE~0 1)) (.cse31 (<= ~globalArgv~0.offset 0)) (.cse35 (<= ~globalFalse~0 0)) (.cse36 (<= ~GLOBAL_CONST_FIVE~0 5)) (.cse37 (<= |#NULL.offset| 0)) (.cse38 (<= 1 ~GLOBAL_CONST_TRUE~0)) (.cse39 (<= 0 ~globalFalse~0)) (.cse40 (<= 0 ~globalArgc~0)) (.cse41 (<= 0 ~globalArgv~0.base)) (.cse43 (<= |#NULL.base| 0)) (.cse54 (<= |ULTIMATE.start_goodG2B_~data~1#1| 0)) (.cse44 (<= ~globalArgv~0.base 0)) (.cse45 (<= ~GLOBAL_CONST_FALSE~0 0)) (.cse46 (<= 0 ~globalArgv~0.offset)) (.cse47 (<= 1 ~globalTrue~0)) (.cse48 (<= |ULTIMATE.start_goodB2G_~k~0#1| 1)) (.cse49 (<= 0 |#NULL.offset|)) (.cse50 (<= ~globalFive~0 5)) (.cse51 (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647)) (.cse55 (<= 0 |ULTIMATE.start_goodG2B_~h~0#1|)) (.cse56 (<= |ULTIMATE.start_goodG2B_~h~0#1| 0)) (.cse52 (<= |ULTIMATE.start_goodB2G_~i~1#1| 1)) (.cse7 (= (select |#valid| 3) 1)) (.cse8 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse9 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse10 (= (select |#valid| 4) 1)) (.cse6 (store ((as const (Array Int Int)) 0) 0 0)) (.cse11 (= 16 (select |#length| 3))) (.cse12 (= (select |#length| 2) 1)) (.cse13 (= (select |#valid| 1) 1)) (.cse14 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse15 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse16 (= (select |#valid| 0) 0)) (.cse17 (= (select |#length| 1) 1)) (.cse18 (= (select |#valid| 2) 1)) (.cse19 (= 18 (select |#length| 5))) (.cse20 (= (select |#valid| 6) 1)) (.cse57 (= (select |#length| 4) 54)) (.cse58 (< 0 |#StackHeapBarrier|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| Int)) (and (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) 0) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) .cse6) (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 0)) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 4)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|))) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 (let ((.cse34 (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|))) (or (and .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52) (and .cse21 .cse53 .cse23 .cse24 .cse25 .cse26 .cse28 .cse29 .cse30 .cse31 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse43 .cse54 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse55 .cse56 .cse52))) .cse57 .cse58) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse33 .cse5 (let ((.cse59 (<= 0 (+ 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|)))) (or (and .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse59 .cse32 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52) (and .cse21 .cse53 .cse23 .cse24 .cse25 .cse26 .cse28 .cse29 .cse30 .cse31 .cse59 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse43 .cse54 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse55 .cse56 .cse52))) .cse7 .cse8 .cse9 .cse10 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| Int)) (and (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) .cse6) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) 0) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 4)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 0)) (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)))) .cse11 .cse12 .cse13 .cse14 .cse15 (= |ULTIMATE.start_goodB2G_~result~0#1| |ULTIMATE.start_goodB2G_~data~0#1|) .cse16 .cse17 .cse18 .cse19 .cse20 .cse57 .cse58))) [2022-11-19 07:56:36,474 INFO L895 garLoopResultBuilder]: At program point L1553-5(lines 1553 1566) the Hoare annotation is: (let ((.cse0 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse1 (= 1 (select |#valid| 5))) (.cse2 (= (select (select |#memory_int| 2) 0) 0)) (.cse3 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse4 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse5 (= (select |#length| 6) 16)) (.cse6 (= (select (select |#memory_int| 1) 0) 0)) (.cse7 (= ~globalArgv~0.offset 0)) (.cse8 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse9 (= (select |#valid| 3) 1)) (.cse10 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse11 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse12 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse13 (= (select |#valid| 4) 1)) (.cse14 (= 16 (select |#length| 3))) (.cse15 (= (select |#length| 2) 1)) (.cse16 (= (select |#valid| 1) 1)) (.cse17 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse18 (= ~globalArgv~0.base 0)) (.cse19 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse20 (= (select |#valid| 0) 0)) (.cse21 (= (select |#length| 1) 1)) (.cse22 (= (select |#valid| 2) 1)) (.cse23 (= |#NULL.offset| 0)) (.cse24 (= ~globalFalse~0 0)) (.cse25 (= 18 (select |#length| 5))) (.cse26 (= ~globalArgc~0 0)) (.cse27 (= (select |#valid| 6) 1)) (.cse28 (= 5 ~globalFive~0)) (.cse29 (= (select |#length| 4) 54)) (.cse30 (< 0 |#StackHeapBarrier|)) (.cse31 (= |#NULL.base| 0)) (.cse32 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| Int)) (and (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) 0) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) (store ((as const (Array Int Int)) 0) 0 0)) (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 0)) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 4)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|))) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= 0 (+ |ULTIMATE.start_goodB2G_~data~0#1| 2147483648)) .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 (= |ULTIMATE.start_goodB2G_~i~1#1| 1) .cse26 .cse27 .cse28 (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647) .cse29 .cse30 .cse31 .cse32) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= |ULTIMATE.start_goodB2G_~data~0#1| 0) (= |ULTIMATE.start_goodB2G_~i~1#1| 0) .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32))) [2022-11-19 07:56:36,474 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1571) no Hoare annotation was computed. [2022-11-19 07:56:36,475 INFO L895 garLoopResultBuilder]: At program point L1595(line 1595) the Hoare annotation is: (let ((.cse0 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse1 (= |ULTIMATE.start_goodG2B_~h~0#1| 1)) (.cse2 (= 1 (select |#valid| 5))) (.cse3 (= (select (select |#memory_int| 2) 0) 0)) (.cse4 (= |ULTIMATE.start_goodG2B_~j~0#1| 0)) (.cse5 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse6 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse7 (= (select |#length| 6) 16)) (.cse8 (= (select (select |#memory_int| 1) 0) 0)) (.cse18 (store ((as const (Array Int Int)) 0) 0 0)) (.cse9 (= ~globalArgv~0.offset 0)) (.cse10 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse11 (= (select |#valid| 3) 1)) (.cse12 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse13 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse14 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse15 (= |ULTIMATE.start_goodB2G_~k~0#1| 1)) (.cse16 (= |ULTIMATE.start_goodG2B_~data~1#1| 3)) (.cse17 (= (select |#valid| 4) 1)) (.cse19 (= 16 (select |#length| 3))) (.cse20 (= (select |#length| 2) 1)) (.cse21 (= (select |#valid| 1) 1)) (.cse22 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse23 (= ~globalArgv~0.base 0)) (.cse24 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse25 (= |ULTIMATE.start_goodG2B_~result~1#1| |ULTIMATE.start_goodG2B_~data~1#1|)) (.cse26 (= (select |#valid| 0) 0)) (.cse27 (= (select |#length| 1) 1)) (.cse28 (= (select |#valid| 2) 1)) (.cse29 (= |#NULL.offset| 0)) (.cse30 (= ~globalFalse~0 0)) (.cse31 (= 18 (select |#length| 5))) (.cse32 (= |ULTIMATE.start_goodB2G_~i~1#1| 1)) (.cse33 (= ~globalArgc~0 0)) (.cse34 (= (select |#valid| 6) 1)) (.cse35 (= 5 ~globalFive~0)) (.cse36 (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483647)) (.cse37 (= (select |#length| 4) 54)) (.cse38 (< 0 |#StackHeapBarrier|)) (.cse39 (= |#NULL.base| 0)) (.cse40 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= 0 (+ 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|)) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| Int)) (and (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) .cse18) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|) 0) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 4)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12| 0)) (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_12|)))) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 (= |ULTIMATE.start_goodB2G_~result~0#1| |ULTIMATE.start_goodB2G_~data~0#1|) .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= 2147483647 |ULTIMATE.start_goodB2G_~data~0#1|) .cse8 (exists ((|v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| Int)) (and (not (= 5 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= 2 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= (select |#valid| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) 0) (= (select |#memory_int| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|) .cse18) (not (= 6 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 0)) (not (= 3 |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (= 14 (select |#length| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|)) (not (= |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10| 4)) (< |#StackHeapBarrier| |v_ULTIMATE.start_goodB2G_~#inputBuffer~0#1.base_10|))) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40))) [2022-11-19 07:56:36,475 INFO L899 garLoopResultBuilder]: For program point L1595-1(lines 1590 1597) no Hoare annotation was computed. [2022-11-19 07:56:36,475 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1586) no Hoare annotation was computed. [2022-11-19 07:56:36,476 INFO L899 garLoopResultBuilder]: For program point L1571(line 1571) no Hoare annotation was computed. [2022-11-19 07:56:36,476 INFO L899 garLoopResultBuilder]: For program point L1571-1(line 1571) no Hoare annotation was computed. [2022-11-19 07:56:36,479 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:56:36,481 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:56:36,489 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:265) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translateStore(Term2Expression.java:347) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:481) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:143) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:401) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:455) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:191) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-19 07:56:36,494 INFO L158 Benchmark]: Toolchain (without parser) took 46151.32ms. Allocated memory was 132.1MB in the beginning and 285.2MB in the end (delta: 153.1MB). Free memory was 93.4MB in the beginning and 143.8MB in the end (delta: -50.4MB). Peak memory consumption was 158.0MB. Max. memory is 16.1GB. [2022-11-19 07:56:36,495 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 58.6MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:56:36,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1520.14ms. Allocated memory is still 132.1MB. Free memory was 93.2MB in the beginning and 57.1MB in the end (delta: 36.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-19 07:56:36,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.96ms. Allocated memory is still 132.1MB. Free memory was 57.1MB in the beginning and 54.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:56:36,495 INFO L158 Benchmark]: Boogie Preprocessor took 34.28ms. Allocated memory is still 132.1MB. Free memory was 54.4MB in the beginning and 52.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:56:36,496 INFO L158 Benchmark]: RCFGBuilder took 711.70ms. Allocated memory is still 132.1MB. Free memory was 52.4MB in the beginning and 94.1MB in the end (delta: -41.7MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-11-19 07:56:36,496 INFO L158 Benchmark]: TraceAbstraction took 43800.52ms. Allocated memory was 132.1MB in the beginning and 285.2MB in the end (delta: 153.1MB). Free memory was 93.3MB in the beginning and 143.8MB in the end (delta: -50.6MB). Peak memory consumption was 159.1MB. Max. memory is 16.1GB. [2022-11-19 07:56:36,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 58.6MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1520.14ms. Allocated memory is still 132.1MB. Free memory was 93.2MB in the beginning and 57.1MB in the end (delta: 36.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.96ms. Allocated memory is still 132.1MB. Free memory was 57.1MB in the beginning and 54.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.28ms. Allocated memory is still 132.1MB. Free memory was 54.4MB in the beginning and 52.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 711.70ms. Allocated memory is still 132.1MB. Free memory was 52.4MB in the beginning and 94.1MB in the end (delta: -41.7MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * TraceAbstraction took 43800.52ms. Allocated memory was 132.1MB in the beginning and 285.2MB in the end (delta: 153.1MB). Free memory was 93.3MB in the beginning and 143.8MB in the end (delta: -50.6MB). Peak memory consumption was 159.1MB. 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1571]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1571]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: 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 3 procedures, 47 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 43.7s, OverallIterations: 16, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 265 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 246 mSDsluCounter, 1579 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 413 IncrementalHoareTripleChecker+Unchecked, 992 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 458 IncrementalHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 587 mSDtfsCounter, 458 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 305 SyntacticMatches, 12 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 20.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=13, InterpolantAutomatonStates: 98, 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, 16 MinimizatonAttempts, 38 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 38 PreInvPairs, 60 NumberOfFragments, 3462 HoareAnnotationTreeSize, 38 FomulaSimplifications, 109 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 13 FomulaSimplificationsInter, 7829 FormulaSimplificationTreeSizeReductionInter, 8.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 587 NumberOfCodeBlocks, 587 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 634 ConstructedInterpolants, 0 QuantifiedInterpolants, 986 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1252 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 25 InterpolantComputations, 14 PerfectInterpolantSequences, 133/148 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: OVERALL_TIME: 7.8s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 70, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 115, TOOLS_POST_TIME: 5.3s, TOOLS_POST_CALL_APPLICATIONS: 24, TOOLS_POST_CALL_TIME: 0.7s, TOOLS_POST_RETURN_APPLICATIONS: 18, TOOLS_POST_RETURN_TIME: 0.6s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 148, TOOLS_QUANTIFIERELIM_TIME: 6.5s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.5s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 238, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 34, DOMAIN_JOIN_TIME: 0.8s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 70, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME: 1.9s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 1.9s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 18, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 2881, DAG_COMPRESSION_RETAINED_NODES: 233, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:265) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-19 07:56:36,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e04486a-e0bc-4483-85ed-2c216eeebb1b/bin/utaipan-I9t0OCRTmS/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int))