./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/pr4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-tiling/pr4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14a75e050103eb09182e049a798a738dec478e3acaa4fb01ae8649b715b8362f --- 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-b5237d8 [2022-11-22 00:08:22,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:08:22,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:08:22,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:08:22,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:08:22,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:08:22,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:08:22,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:08:22,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:08:22,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:08:22,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:08:22,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:08:22,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:08:22,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:08:22,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:08:22,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:08:22,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:08:22,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:08:22,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:08:22,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:08:22,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:08:22,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:08:22,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:08:22,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:08:22,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:08:22,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:08:22,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:08:22,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:08:22,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:08:22,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:08:22,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:08:22,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:08:22,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:08:22,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:08:22,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:08:22,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:08:22,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:08:22,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:08:22,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:08:22,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:08:22,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:08:22,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-22 00:08:22,955 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:08:22,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:08:22,956 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:08:22,957 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:08:22,958 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:08:22,958 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:08:22,958 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:08:22,958 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:08:22,959 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:08:22,959 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:08:22,960 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:08:22,960 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:08:22,960 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:08:22,961 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:08:22,961 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:08:22,961 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:08:22,961 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:08:22,961 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:08:22,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:08:22,962 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:08:22,963 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:08:22,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:08:22,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:08:22,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:08:22,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:08:22,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:08:22,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:08:22,965 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:08:22,965 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:08:22,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:08:22,966 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:08:22,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:08:22,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:08:22,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:08:22,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:08:22,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:08:22,967 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:08:22,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:08:22,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:08:22,968 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:08:22,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:08:22,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:08:22,969 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:08:22,969 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_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14a75e050103eb09182e049a798a738dec478e3acaa4fb01ae8649b715b8362f [2022-11-22 00:08:23,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:08:23,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:08:23,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:08:23,323 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:08:23,324 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:08:23,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/array-tiling/pr4.c [2022-11-22 00:08:26,446 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:08:26,624 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:08:26,624 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/sv-benchmarks/c/array-tiling/pr4.c [2022-11-22 00:08:26,631 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/data/8f226eef9/0705c4f2e354448ab58825fb94972a76/FLAGc9baa5eae [2022-11-22 00:08:26,657 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/data/8f226eef9/0705c4f2e354448ab58825fb94972a76 [2022-11-22 00:08:26,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:08:26,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:08:26,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:08:26,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:08:26,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:08:26,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c95448 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26, skipping insertion in model container [2022-11-22 00:08:26,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:08:26,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:08:26,832 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/sv-benchmarks/c/array-tiling/pr4.c[394,407] [2022-11-22 00:08:26,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:08:26,864 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:08:26,877 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/sv-benchmarks/c/array-tiling/pr4.c[394,407] [2022-11-22 00:08:26,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:08:26,901 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:08:26,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26 WrapperNode [2022-11-22 00:08:26,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:08:26,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:08:26,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:08:26,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:08:26,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,940 INFO L138 Inliner]: procedures = 15, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2022-11-22 00:08:26,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:08:26,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:08:26,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:08:26,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:08:26,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,968 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:08:26,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:08:26,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:08:26,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:08:26,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (1/1) ... [2022-11-22 00:08:26,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:08:26,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:08:27,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:08:27,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:08:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:08:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:08:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:08:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 00:08:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:08:27,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:08:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 00:08:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:08:27,145 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:08:27,148 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:08:27,581 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:08:27,629 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:08:27,629 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-22 00:08:27,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:08:27 BoogieIcfgContainer [2022-11-22 00:08:27,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:08:27,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:08:27,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:08:27,641 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:08:27,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:08:26" (1/3) ... [2022-11-22 00:08:27,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47dad5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:08:27, skipping insertion in model container [2022-11-22 00:08:27,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:08:26" (2/3) ... [2022-11-22 00:08:27,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47dad5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:08:27, skipping insertion in model container [2022-11-22 00:08:27,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:08:27" (3/3) ... [2022-11-22 00:08:27,655 INFO L112 eAbstractionObserver]: Analyzing ICFG pr4.c [2022-11-22 00:08:27,674 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:08:27,675 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2022-11-22 00:08:27,762 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:08:27,769 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;@710a6a4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:08:27,770 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2022-11-22 00:08:27,774 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 51 states have (on average 1.9215686274509804) internal successors, (98), 89 states have internal predecessors, (98), 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) [2022-11-22 00:08:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-22 00:08:27,781 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:27,782 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-22 00:08:27,782 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:27,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:27,788 INFO L85 PathProgramCache]: Analyzing trace with hash 5968420, now seen corresponding path program 1 times [2022-11-22 00:08:27,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:27,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506042772] [2022-11-22 00:08:27,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:27,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:28,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:28,229 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:28,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506042772] [2022-11-22 00:08:28,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506042772] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:08:28,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:08:28,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:08:28,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792703574] [2022-11-22 00:08:28,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:08:28,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 00:08:28,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:08:28,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 00:08:28,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:08:28,274 INFO L87 Difference]: Start difference. First operand has 90 states, 51 states have (on average 1.9215686274509804) internal successors, (98), 89 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 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) [2022-11-22 00:08:28,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:08:28,364 INFO L93 Difference]: Finished difference Result 104 states and 110 transitions. [2022-11-22 00:08:28,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:08:28,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-22 00:08:28,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:08:28,378 INFO L225 Difference]: With dead ends: 104 [2022-11-22 00:08:28,379 INFO L226 Difference]: Without dead ends: 85 [2022-11-22 00:08:28,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-22 00:08:28,389 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 186 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:08:28,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 86 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:08:28,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2022-11-22 00:08:28,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2022-11-22 00:08:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 49 states have (on average 1.836734693877551) internal successors, (90), 84 states have internal predecessors, (90), 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) [2022-11-22 00:08:28,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 90 transitions. [2022-11-22 00:08:28,440 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 90 transitions. Word has length 4 [2022-11-22 00:08:28,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:08:28,441 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 90 transitions. [2022-11-22 00:08:28,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 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) [2022-11-22 00:08:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2022-11-22 00:08:28,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 00:08:28,444 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:28,444 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:08:28,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:08:28,445 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:28,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:28,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1519833451, now seen corresponding path program 1 times [2022-11-22 00:08:28,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:28,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310441836] [2022-11-22 00:08:28,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:28,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:28,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:28,581 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:28,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310441836] [2022-11-22 00:08:28,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310441836] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:08:28,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:08:28,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:08:28,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945639759] [2022-11-22 00:08:28,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:08:28,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:08:28,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:08:28,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:08:28,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:08:28,586 INFO L87 Difference]: Start difference. First operand 85 states and 90 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:08:28,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:08:28,839 INFO L93 Difference]: Finished difference Result 162 states and 172 transitions. [2022-11-22 00:08:28,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:08:28,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-22 00:08:28,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:08:28,846 INFO L225 Difference]: With dead ends: 162 [2022-11-22 00:08:28,847 INFO L226 Difference]: Without dead ends: 130 [2022-11-22 00:08:28,848 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 [2022-11-22 00:08:28,851 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 44 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 00:08:28,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 68 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 00:08:28,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2022-11-22 00:08:28,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 124. [2022-11-22 00:08:28,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 88 states have (on average 1.5227272727272727) internal successors, (134), 123 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:08:28,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 134 transitions. [2022-11-22 00:08:28,877 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 134 transitions. Word has length 8 [2022-11-22 00:08:28,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:08:28,877 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 134 transitions. [2022-11-22 00:08:28,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:08:28,879 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 134 transitions. [2022-11-22 00:08:28,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 00:08:28,880 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:28,880 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:08:28,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 00:08:28,881 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:28,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:28,882 INFO L85 PathProgramCache]: Analyzing trace with hash -129767751, now seen corresponding path program 1 times [2022-11-22 00:08:28,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:28,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767662129] [2022-11-22 00:08:28,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:28,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:29,007 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:29,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767662129] [2022-11-22 00:08:29,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767662129] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:08:29,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:08:29,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:08:29,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192346788] [2022-11-22 00:08:29,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:08:29,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:08:29,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:08:29,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:08:29,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:08:29,010 INFO L87 Difference]: Start difference. First operand 124 states and 134 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:08:29,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:08:29,185 INFO L93 Difference]: Finished difference Result 129 states and 139 transitions. [2022-11-22 00:08:29,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:08:29,186 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-22 00:08:29,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:08:29,188 INFO L225 Difference]: With dead ends: 129 [2022-11-22 00:08:29,188 INFO L226 Difference]: Without dead ends: 127 [2022-11-22 00:08:29,189 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 [2022-11-22 00:08:29,190 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 3 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:08:29,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 184 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 00:08:29,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2022-11-22 00:08:29,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2022-11-22 00:08:29,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 91 states have (on average 1.5054945054945055) internal successors, (137), 126 states have internal predecessors, (137), 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) [2022-11-22 00:08:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 137 transitions. [2022-11-22 00:08:29,201 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 137 transitions. Word has length 9 [2022-11-22 00:08:29,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:08:29,202 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 137 transitions. [2022-11-22 00:08:29,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:08:29,202 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2022-11-22 00:08:29,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 00:08:29,203 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:29,203 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:08:29,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 00:08:29,203 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:29,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:29,204 INFO L85 PathProgramCache]: Analyzing trace with hash -440318139, now seen corresponding path program 1 times [2022-11-22 00:08:29,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:29,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92663258] [2022-11-22 00:08:29,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:29,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:29,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:29,313 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:29,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92663258] [2022-11-22 00:08:29,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92663258] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:08:29,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475772845] [2022-11-22 00:08:29,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:29,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:08:29,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:08:29,318 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:08:29,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 00:08:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:29,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 00:08:29,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:08:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:29,533 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:08:29,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:29,584 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [475772845] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:08:29,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [857344784] [2022-11-22 00:08:29,604 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2022-11-22 00:08:29,605 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:08:29,608 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:08:29,614 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:08:29,615 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:08:29,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:29,748 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 00:08:29,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 00:08:29,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:29,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-11-22 00:08:29,906 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:08:30,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [857344784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:08:30,603 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:08:30,603 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5, 5] total 15 [2022-11-22 00:08:30,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672936124] [2022-11-22 00:08:30,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:08:30,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 00:08:30,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:08:30,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 00:08:30,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-11-22 00:08:30,605 INFO L87 Difference]: Start difference. First operand 127 states and 137 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:08:31,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:08:31,193 INFO L93 Difference]: Finished difference Result 141 states and 151 transitions. [2022-11-22 00:08:31,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:08:31,194 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-22 00:08:31,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:08:31,195 INFO L225 Difference]: With dead ends: 141 [2022-11-22 00:08:31,195 INFO L226 Difference]: Without dead ends: 132 [2022-11-22 00:08:31,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-11-22 00:08:31,196 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 277 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 00:08:31,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 47 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 00:08:31,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2022-11-22 00:08:31,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 127. [2022-11-22 00:08:31,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 91 states have (on average 1.4945054945054945) internal successors, (136), 126 states have internal predecessors, (136), 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) [2022-11-22 00:08:31,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 136 transitions. [2022-11-22 00:08:31,224 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 136 transitions. Word has length 12 [2022-11-22 00:08:31,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:08:31,225 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 136 transitions. [2022-11-22 00:08:31,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:08:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2022-11-22 00:08:31,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-22 00:08:31,231 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:31,231 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 00:08:31,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-22 00:08:31,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:08:31,451 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:31,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:31,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1094087703, now seen corresponding path program 1 times [2022-11-22 00:08:31,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:31,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008395521] [2022-11-22 00:08:31,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:31,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:31,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:31,580 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:31,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008395521] [2022-11-22 00:08:31,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008395521] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:08:31,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:08:31,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:08:31,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087167200] [2022-11-22 00:08:31,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:08:31,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:08:31,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:08:31,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:08:31,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:08:31,583 INFO L87 Difference]: Start difference. First operand 127 states and 136 transitions. Second operand has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 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) [2022-11-22 00:08:31,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:08:31,727 INFO L93 Difference]: Finished difference Result 132 states and 141 transitions. [2022-11-22 00:08:31,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:08:31,728 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-11-22 00:08:31,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:08:31,730 INFO L225 Difference]: With dead ends: 132 [2022-11-22 00:08:31,731 INFO L226 Difference]: Without dead ends: 130 [2022-11-22 00:08:31,731 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 [2022-11-22 00:08:31,734 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 23 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:08:31,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 116 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 00:08:31,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2022-11-22 00:08:31,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2022-11-22 00:08:31,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 94 states have (on average 1.4787234042553192) internal successors, (139), 129 states have internal predecessors, (139), 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) [2022-11-22 00:08:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 139 transitions. [2022-11-22 00:08:31,759 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 139 transitions. Word has length 28 [2022-11-22 00:08:31,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:08:31,759 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 139 transitions. [2022-11-22 00:08:31,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 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) [2022-11-22 00:08:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 139 transitions. [2022-11-22 00:08:31,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 00:08:31,761 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:31,761 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:08:31,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 00:08:31,762 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:31,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:31,762 INFO L85 PathProgramCache]: Analyzing trace with hash 446012602, now seen corresponding path program 1 times [2022-11-22 00:08:31,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:31,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071374280] [2022-11-22 00:08:31,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:31,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:31,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:31,868 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:31,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071374280] [2022-11-22 00:08:31,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071374280] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:08:31,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103628129] [2022-11-22 00:08:31,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:31,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:08:31,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:08:31,870 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:08:31,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 00:08:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:31,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:08:31,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:08:32,023 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:32,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 00:08:32,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103628129] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:08:32,025 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 00:08:32,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2022-11-22 00:08:32,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710338512] [2022-11-22 00:08:32,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:08:32,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:08:32,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:08:32,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:08:32,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-22 00:08:32,028 INFO L87 Difference]: Start difference. First operand 130 states and 139 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-11-22 00:08:32,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:08:32,088 INFO L93 Difference]: Finished difference Result 335 states and 359 transitions. [2022-11-22 00:08:32,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:08:32,089 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-11-22 00:08:32,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:08:32,090 INFO L225 Difference]: With dead ends: 335 [2022-11-22 00:08:32,091 INFO L226 Difference]: Without dead ends: 225 [2022-11-22 00:08:32,093 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-22 00:08:32,095 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 218 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:08:32,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 153 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:08:32,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2022-11-22 00:08:32,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 190. [2022-11-22 00:08:32,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 154 states have (on average 1.5) internal successors, (231), 189 states have internal predecessors, (231), 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) [2022-11-22 00:08:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 231 transitions. [2022-11-22 00:08:32,133 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 231 transitions. Word has length 34 [2022-11-22 00:08:32,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:08:32,134 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 231 transitions. [2022-11-22 00:08:32,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-11-22 00:08:32,135 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 231 transitions. [2022-11-22 00:08:32,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 00:08:32,137 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:32,138 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:08:32,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 00:08:32,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:08:32,344 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:32,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:32,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1618513328, now seen corresponding path program 1 times [2022-11-22 00:08:32,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:32,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538202152] [2022-11-22 00:08:32,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:32,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:32,485 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:32,485 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:32,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538202152] [2022-11-22 00:08:32,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538202152] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:08:32,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678090745] [2022-11-22 00:08:32,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:32,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:08:32,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:08:32,488 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:08:32,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 00:08:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:32,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:08:32,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:08:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:32,678 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 00:08:32,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678090745] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:08:32,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 00:08:32,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2022-11-22 00:08:32,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918613724] [2022-11-22 00:08:32,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:08:32,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:08:32,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:08:32,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:08:32,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-22 00:08:32,683 INFO L87 Difference]: Start difference. First operand 190 states and 231 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-11-22 00:08:32,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:08:32,750 INFO L93 Difference]: Finished difference Result 434 states and 539 transitions. [2022-11-22 00:08:32,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:08:32,751 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-11-22 00:08:32,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:08:32,752 INFO L225 Difference]: With dead ends: 434 [2022-11-22 00:08:32,752 INFO L226 Difference]: Without dead ends: 301 [2022-11-22 00:08:32,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-22 00:08:32,757 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 188 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:08:32,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 171 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:08:32,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2022-11-22 00:08:32,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 266. [2022-11-22 00:08:32,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 230 states have (on average 1.5565217391304347) internal successors, (358), 265 states have internal predecessors, (358), 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) [2022-11-22 00:08:32,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 358 transitions. [2022-11-22 00:08:32,778 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 358 transitions. Word has length 34 [2022-11-22 00:08:32,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:08:32,778 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 358 transitions. [2022-11-22 00:08:32,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-11-22 00:08:32,779 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 358 transitions. [2022-11-22 00:08:32,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 00:08:32,786 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:32,786 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:08:32,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 00:08:32,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:08:33,000 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:33,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:33,001 INFO L85 PathProgramCache]: Analyzing trace with hash 620822842, now seen corresponding path program 1 times [2022-11-22 00:08:33,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:33,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429458139] [2022-11-22 00:08:33,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:33,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:33,100 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:33,100 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:33,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429458139] [2022-11-22 00:08:33,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429458139] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:08:33,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864519100] [2022-11-22 00:08:33,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:33,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:08:33,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:08:33,108 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:08:33,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 00:08:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:33,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:08:33,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:08:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:33,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:08:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:33,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864519100] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:08:33,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1458069689] [2022-11-22 00:08:33,327 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-22 00:08:33,327 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:08:33,328 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:08:33,328 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:08:33,328 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:08:33,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:33,417 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 00:08:33,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 00:08:33,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:33,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-11-22 00:08:33,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:33,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 93 [2022-11-22 00:08:33,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:33,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 20 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 108 [2022-11-22 00:08:33,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:33,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 22 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 123 [2022-11-22 00:08:33,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:33,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 25 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 138 [2022-11-22 00:08:34,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 29 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 153 [2022-11-22 00:08:34,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 34 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 168 [2022-11-22 00:08:34,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 40 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 183 [2022-11-22 00:08:34,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:34,880 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:08:34,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 87 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 56 case distinctions, treesize of input 726 treesize of output 708 [2022-11-22 00:08:35,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:35,847 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:08:35,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 101 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 64 case distinctions, treesize of input 592 treesize of output 577 [2022-11-22 00:08:36,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,366 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:08:36,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 116 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 72 case distinctions, treesize of input 598 treesize of output 586 [2022-11-22 00:08:36,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:36,902 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:08:36,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 132 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 80 case distinctions, treesize of input 604 treesize of output 595 [2022-11-22 00:08:37,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:08:37,268 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:08:37,322 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:08:37,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 58 [2022-11-22 00:08:37,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:08:37,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:08:37,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:08:37,853 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:08:37,903 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:08:41,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1458069689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:08:41,025 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:08:41,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [4, 4, 4] total 23 [2022-11-22 00:08:41,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543153000] [2022-11-22 00:08:41,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:08:41,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-22 00:08:41,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:08:41,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-22 00:08:41,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2022-11-22 00:08:41,027 INFO L87 Difference]: Start difference. First operand 266 states and 358 transitions. Second operand has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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) [2022-11-22 00:08:51,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:08:51,863 INFO L93 Difference]: Finished difference Result 374 states and 500 transitions. [2022-11-22 00:08:51,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-22 00:08:51,864 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-11-22 00:08:51,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:08:51,865 INFO L225 Difference]: With dead ends: 374 [2022-11-22 00:08:51,865 INFO L226 Difference]: Without dead ends: 305 [2022-11-22 00:08:51,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 67 SyntacticMatches, 15 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=352, Invalid=1054, Unknown=0, NotChecked=0, Total=1406 [2022-11-22 00:08:51,867 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 531 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:08:51,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 81 Invalid, 911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-22 00:08:51,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-11-22 00:08:51,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 284. [2022-11-22 00:08:51,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 248 states have (on average 1.5241935483870968) internal successors, (378), 283 states have internal predecessors, (378), 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) [2022-11-22 00:08:51,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 378 transitions. [2022-11-22 00:08:51,881 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 378 transitions. Word has length 34 [2022-11-22 00:08:51,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:08:51,882 INFO L495 AbstractCegarLoop]: Abstraction has 284 states and 378 transitions. [2022-11-22 00:08:51,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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) [2022-11-22 00:08:51,882 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 378 transitions. [2022-11-22 00:08:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 00:08:51,883 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:08:51,883 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:08:51,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-22 00:08:52,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-22 00:08:52,089 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:08:52,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:08:52,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1731484410, now seen corresponding path program 1 times [2022-11-22 00:08:52,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:08:52,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217173981] [2022-11-22 00:08:52,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:52,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:52,167 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:52,168 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:08:52,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217173981] [2022-11-22 00:08:52,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217173981] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:08:52,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249939326] [2022-11-22 00:08:52,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:08:52,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:08:52,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:08:52,170 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:08:52,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-22 00:08:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:52,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:08:52,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:08:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:52,301 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:08:52,373 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:52,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249939326] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:08:52,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1376130486] [2022-11-22 00:08:52,377 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-22 00:08:52,377 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:08:52,377 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:08:52,378 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:08:52,378 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:08:52,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:52,439 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 00:08:52,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 00:08:52,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:52,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-11-22 00:08:52,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:52,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 93 [2022-11-22 00:08:52,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:52,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 20 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 108 [2022-11-22 00:08:52,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:52,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 22 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 123 [2022-11-22 00:08:52,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:52,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 25 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 138 [2022-11-22 00:08:53,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:08:53,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:08:53,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,243 INFO L321 Elim1Store]: treesize reduction 102, result has 21.5 percent of original size [2022-11-22 00:08:53,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 37 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 35 case distinctions, treesize of input 557 treesize of output 563 [2022-11-22 00:08:53,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:08:53,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:08:53,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:53,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,025 INFO L321 Elim1Store]: treesize reduction 114, result has 16.8 percent of original size [2022-11-22 00:08:54,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 49 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 43 case distinctions, treesize of input 1102 treesize of output 1029 [2022-11-22 00:08:54,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:08:54,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:08:54,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:54,881 INFO L321 Elim1Store]: treesize reduction 109, result has 12.1 percent of original size [2022-11-22 00:08:54,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 59 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 51 case distinctions, treesize of input 1105 treesize of output 1041 [2022-11-22 00:08:55,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:55,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:55,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:55,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:55,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:55,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:55,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:55,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,019 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:08:56,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:08:56,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:08:56,087 INFO L321 Elim1Store]: treesize reduction 119, result has 11.2 percent of original size [2022-11-22 00:08:56,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 70 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 60 case distinctions, treesize of input 1886 treesize of output 1713 [2022-11-22 00:08:57,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:08:57,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:08:57,269 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:08:57,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 58 [2022-11-22 00:08:57,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:08:57,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:08:57,439 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:08:57,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 58 [2022-11-22 00:08:57,583 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:09:00,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1376130486] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:09:00,294 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:09:00,294 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [4, 4, 4] total 22 [2022-11-22 00:09:00,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830370246] [2022-11-22 00:09:00,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:09:00,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-22 00:09:00,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:09:00,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-22 00:09:00,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2022-11-22 00:09:00,295 INFO L87 Difference]: Start difference. First operand 284 states and 378 transitions. Second operand has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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) [2022-11-22 00:09:08,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:09:08,689 INFO L93 Difference]: Finished difference Result 421 states and 549 transitions. [2022-11-22 00:09:08,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-22 00:09:08,689 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-11-22 00:09:08,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:09:08,691 INFO L225 Difference]: With dead ends: 421 [2022-11-22 00:09:08,691 INFO L226 Difference]: Without dead ends: 391 [2022-11-22 00:09:08,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 72 SyntacticMatches, 11 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=271, Invalid=785, Unknown=0, NotChecked=0, Total=1056 [2022-11-22 00:09:08,693 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 338 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-22 00:09:08,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 83 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-22 00:09:08,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2022-11-22 00:09:08,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 338. [2022-11-22 00:09:08,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 302 states have (on average 1.4503311258278146) internal successors, (438), 337 states have internal predecessors, (438), 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) [2022-11-22 00:09:08,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 438 transitions. [2022-11-22 00:09:08,709 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 438 transitions. Word has length 34 [2022-11-22 00:09:08,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:09:08,710 INFO L495 AbstractCegarLoop]: Abstraction has 338 states and 438 transitions. [2022-11-22 00:09:08,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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) [2022-11-22 00:09:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 438 transitions. [2022-11-22 00:09:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 00:09:08,711 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:09:08,711 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:09:08,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-22 00:09:08,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-22 00:09:08,917 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:09:08,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:09:08,918 INFO L85 PathProgramCache]: Analyzing trace with hash 733793924, now seen corresponding path program 1 times [2022-11-22 00:09:08,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:09:08,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744182100] [2022-11-22 00:09:08,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:08,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:09:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:09,002 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:09,002 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:09:09,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744182100] [2022-11-22 00:09:09,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744182100] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:09:09,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347824925] [2022-11-22 00:09:09,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:09,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:09:09,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:09:09,004 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:09:09,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-22 00:09:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:09,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:09:09,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:09:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:09,130 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:09:09,193 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:09,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347824925] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:09:09,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [552853760] [2022-11-22 00:09:09,195 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-22 00:09:09,196 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:09:09,196 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:09:09,196 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:09:09,196 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:09:09,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,253 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 00:09:09,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 00:09:09,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,268 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-11-22 00:09:09,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 93 [2022-11-22 00:09:09,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 20 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 108 [2022-11-22 00:09:09,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 22 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 123 [2022-11-22 00:09:09,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 25 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 138 [2022-11-22 00:09:09,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 29 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 139 [2022-11-22 00:09:09,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 34 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 154 [2022-11-22 00:09:09,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:09,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 40 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 169 [2022-11-22 00:09:10,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,159 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:10,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:10,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:10,211 INFO L321 Elim1Store]: treesize reduction 119, result has 11.2 percent of original size [2022-11-22 00:09:10,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 70 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 60 case distinctions, treesize of input 710 treesize of output 698 [2022-11-22 00:09:11,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,292 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:11,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,315 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:11,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,343 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:09:11,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 81 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 68 case distinctions, treesize of input 1166 treesize of output 1017 [2022-11-22 00:09:11,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,926 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,949 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:11,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:11,979 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:09:11,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 94 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 76 case distinctions, treesize of input 1166 treesize of output 1020 [2022-11-22 00:09:12,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:12,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,568 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:12,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:12,605 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:09:12,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 110 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 84 case distinctions, treesize of input 1166 treesize of output 1023 [2022-11-22 00:09:13,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:09:13,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:09:13,113 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:09:13,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 58 [2022-11-22 00:09:13,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:09:13,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:09:13,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:09:13,473 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:09:13,499 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:09:16,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [552853760] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:09:16,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:09:16,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [4, 4, 4] total 24 [2022-11-22 00:09:16,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631804822] [2022-11-22 00:09:16,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:09:16,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-22 00:09:16,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:09:16,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-22 00:09:16,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=492, Unknown=0, NotChecked=0, Total=600 [2022-11-22 00:09:16,427 INFO L87 Difference]: Start difference. First operand 338 states and 438 transitions. Second operand has 17 states, 16 states have (on average 1.875) internal successors, (30), 16 states have internal predecessors, (30), 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) [2022-11-22 00:09:27,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:09:27,467 INFO L93 Difference]: Finished difference Result 500 states and 655 transitions. [2022-11-22 00:09:27,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-22 00:09:27,468 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 1.875) internal successors, (30), 16 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-11-22 00:09:27,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:09:27,469 INFO L225 Difference]: With dead ends: 500 [2022-11-22 00:09:27,470 INFO L226 Difference]: Without dead ends: 393 [2022-11-22 00:09:27,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 70 SyntacticMatches, 11 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=359, Invalid=1123, Unknown=0, NotChecked=0, Total=1482 [2022-11-22 00:09:27,471 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 384 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 884 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-22 00:09:27,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 97 Invalid, 958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 884 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-22 00:09:27,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2022-11-22 00:09:27,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 357. [2022-11-22 00:09:27,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 321 states have (on average 1.4299065420560748) internal successors, (459), 356 states have internal predecessors, (459), 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) [2022-11-22 00:09:27,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 459 transitions. [2022-11-22 00:09:27,490 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 459 transitions. Word has length 34 [2022-11-22 00:09:27,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:09:27,490 INFO L495 AbstractCegarLoop]: Abstraction has 357 states and 459 transitions. [2022-11-22 00:09:27,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 1.875) internal successors, (30), 16 states have internal predecessors, (30), 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) [2022-11-22 00:09:27,491 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 459 transitions. [2022-11-22 00:09:27,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 00:09:27,491 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:09:27,491 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] [2022-11-22 00:09:27,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-22 00:09:27,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:09:27,697 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:09:27,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:09:27,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1729964166, now seen corresponding path program 1 times [2022-11-22 00:09:27,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:09:27,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18894160] [2022-11-22 00:09:27,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:27,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:09:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:27,746 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:09:27,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18894160] [2022-11-22 00:09:27,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18894160] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:09:27,746 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:09:27,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:09:27,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799326414] [2022-11-22 00:09:27,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:09:27,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:09:27,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:09:27,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:09:27,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:09:27,749 INFO L87 Difference]: Start difference. First operand 357 states and 459 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2022-11-22 00:09:27,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:09:27,785 INFO L93 Difference]: Finished difference Result 564 states and 716 transitions. [2022-11-22 00:09:27,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:09:27,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-11-22 00:09:27,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:09:27,788 INFO L225 Difference]: With dead ends: 564 [2022-11-22 00:09:27,788 INFO L226 Difference]: Without dead ends: 457 [2022-11-22 00:09:27,789 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 [2022-11-22 00:09:27,790 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 52 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:09:27,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 181 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:09:27,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2022-11-22 00:09:27,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 426. [2022-11-22 00:09:27,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 390 states have (on average 1.4538461538461538) internal successors, (567), 425 states have internal predecessors, (567), 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) [2022-11-22 00:09:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 567 transitions. [2022-11-22 00:09:27,812 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 567 transitions. Word has length 34 [2022-11-22 00:09:27,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:09:27,812 INFO L495 AbstractCegarLoop]: Abstraction has 426 states and 567 transitions. [2022-11-22 00:09:27,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2022-11-22 00:09:27,813 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 567 transitions. [2022-11-22 00:09:27,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 00:09:27,813 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:09:27,814 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:09:27,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 00:09:27,814 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:09:27,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:09:27,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1729963846, now seen corresponding path program 1 times [2022-11-22 00:09:27,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:09:27,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006320875] [2022-11-22 00:09:27,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:27,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:09:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:27,945 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:27,946 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:09:27,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006320875] [2022-11-22 00:09:27,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006320875] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:09:27,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562974430] [2022-11-22 00:09:27,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:27,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:09:27,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:09:27,967 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:09:27,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-22 00:09:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:28,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:09:28,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:09:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:28,092 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:09:28,154 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:28,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562974430] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:09:28,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [507212790] [2022-11-22 00:09:28,159 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-22 00:09:28,159 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:09:28,160 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:09:28,160 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:09:28,160 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:09:28,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,220 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 00:09:28,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 00:09:28,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-11-22 00:09:28,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 93 [2022-11-22 00:09:28,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 20 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 108 [2022-11-22 00:09:28,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 22 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 123 [2022-11-22 00:09:28,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 25 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 138 [2022-11-22 00:09:28,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 29 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 139 [2022-11-22 00:09:28,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 34 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 154 [2022-11-22 00:09:28,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:28,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 40 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 169 [2022-11-22 00:09:29,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,069 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,104 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:29,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:29,148 INFO L321 Elim1Store]: treesize reduction 119, result has 11.2 percent of original size [2022-11-22 00:09:29,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 70 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 60 case distinctions, treesize of input 710 treesize of output 698 [2022-11-22 00:09:30,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:30,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,309 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:30,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,337 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:09:30,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 81 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 68 case distinctions, treesize of input 1166 treesize of output 1017 [2022-11-22 00:09:30,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,965 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,986 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:30,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,011 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:09:31,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 94 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 76 case distinctions, treesize of input 1166 treesize of output 1020 [2022-11-22 00:09:31,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:31,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:09:31,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:31,624 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:09:31,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 110 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 84 case distinctions, treesize of input 1166 treesize of output 1023 [2022-11-22 00:09:31,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:09:32,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:09:32,056 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:09:32,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 58 [2022-11-22 00:09:32,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:09:32,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:09:32,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:09:32,406 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:09:32,437 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:09:35,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [507212790] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:09:35,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:09:35,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [4, 4, 4] total 23 [2022-11-22 00:09:35,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976720268] [2022-11-22 00:09:35,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:09:35,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-22 00:09:35,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:09:35,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-22 00:09:35,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2022-11-22 00:09:35,341 INFO L87 Difference]: Start difference. First operand 426 states and 567 transitions. Second operand has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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) [2022-11-22 00:09:45,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:09:45,444 INFO L93 Difference]: Finished difference Result 582 states and 759 transitions. [2022-11-22 00:09:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-22 00:09:45,444 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-11-22 00:09:45,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:09:45,446 INFO L225 Difference]: With dead ends: 582 [2022-11-22 00:09:45,447 INFO L226 Difference]: Without dead ends: 459 [2022-11-22 00:09:45,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 67 SyntacticMatches, 15 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 412 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=329, Invalid=1003, Unknown=0, NotChecked=0, Total=1332 [2022-11-22 00:09:45,448 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 263 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:09:45,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 104 Invalid, 1203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-22 00:09:45,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2022-11-22 00:09:45,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 402. [2022-11-22 00:09:45,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 366 states have (on average 1.401639344262295) internal successors, (513), 401 states have internal predecessors, (513), 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) [2022-11-22 00:09:45,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 513 transitions. [2022-11-22 00:09:45,468 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 513 transitions. Word has length 34 [2022-11-22 00:09:45,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:09:45,469 INFO L495 AbstractCegarLoop]: Abstraction has 402 states and 513 transitions. [2022-11-22 00:09:45,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 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) [2022-11-22 00:09:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 513 transitions. [2022-11-22 00:09:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 00:09:45,470 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:09:45,470 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:09:45,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-22 00:09:45,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-22 00:09:45,676 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:09:45,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:09:45,676 INFO L85 PathProgramCache]: Analyzing trace with hash -557463120, now seen corresponding path program 1 times [2022-11-22 00:09:45,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:09:45,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026912298] [2022-11-22 00:09:45,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:45,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:09:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:45,769 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:09:45,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026912298] [2022-11-22 00:09:45,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026912298] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:09:45,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842065186] [2022-11-22 00:09:45,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:45,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:09:45,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:09:45,771 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:09:45,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-22 00:09:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:45,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:09:45,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:09:45,892 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:45,892 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:09:45,948 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:45,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842065186] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:09:45,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [27456230] [2022-11-22 00:09:45,951 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-22 00:09:45,951 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:09:45,951 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:09:45,951 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:09:45,951 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:09:45,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,022 INFO L321 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2022-11-22 00:09:46,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 42 [2022-11-22 00:09:46,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,062 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 00:09:46,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 00:09:46,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 93 [2022-11-22 00:09:46,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 20 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 108 [2022-11-22 00:09:46,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 22 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 123 [2022-11-22 00:09:46,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 25 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 138 [2022-11-22 00:09:46,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 29 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 153 [2022-11-22 00:09:46,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 34 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 168 [2022-11-22 00:09:46,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 40 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 183 [2022-11-22 00:09:46,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:46,919 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:09:46,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 87 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 56 case distinctions, treesize of input 726 treesize of output 708 [2022-11-22 00:09:47,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,447 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:09:47,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 101 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 64 case distinctions, treesize of input 592 treesize of output 577 [2022-11-22 00:09:47,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:47,877 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:09:47,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 116 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 72 case distinctions, treesize of input 598 treesize of output 586 [2022-11-22 00:09:48,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,209 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:09:48,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 132 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 80 case distinctions, treesize of input 604 treesize of output 595 [2022-11-22 00:09:48,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:09:48,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:09:48,549 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:09:48,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 58 [2022-11-22 00:09:48,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:09:48,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:48,962 INFO L321 Elim1Store]: treesize reduction 40, result has 49.4 percent of original size [2022-11-22 00:09:48,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 2 case distinctions, treesize of input 366 treesize of output 410 [2022-11-22 00:09:49,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,310 INFO L321 Elim1Store]: treesize reduction 53, result has 26.4 percent of original size [2022-11-22 00:09:49,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 390 treesize of output 425 [2022-11-22 00:09:49,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:49,699 INFO L321 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2022-11-22 00:09:49,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 34 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 16 case distinctions, treesize of input 505 treesize of output 531 [2022-11-22 00:09:49,870 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:09:53,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [27456230] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:09:53,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:09:53,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [4, 4, 4] total 22 [2022-11-22 00:09:53,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991032371] [2022-11-22 00:09:53,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:09:53,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-22 00:09:53,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:09:53,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-22 00:09:53,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=407, Unknown=0, NotChecked=0, Total=506 [2022-11-22 00:09:53,143 INFO L87 Difference]: Start difference. First operand 402 states and 513 transitions. Second operand has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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) [2022-11-22 00:09:58,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:09:58,690 INFO L93 Difference]: Finished difference Result 503 states and 613 transitions. [2022-11-22 00:09:58,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-22 00:09:58,690 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-11-22 00:09:58,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:09:58,692 INFO L225 Difference]: With dead ends: 503 [2022-11-22 00:09:58,693 INFO L226 Difference]: Without dead ends: 434 [2022-11-22 00:09:58,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 68 SyntacticMatches, 15 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=268, Invalid=854, Unknown=0, NotChecked=0, Total=1122 [2022-11-22 00:09:58,694 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 369 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-22 00:09:58,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 76 Invalid, 750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 685 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-22 00:09:58,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-11-22 00:09:58,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 373. [2022-11-22 00:09:58,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 341 states have (on average 1.348973607038123) internal successors, (460), 372 states have internal predecessors, (460), 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) [2022-11-22 00:09:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 460 transitions. [2022-11-22 00:09:58,715 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 460 transitions. Word has length 34 [2022-11-22 00:09:58,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:09:58,715 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 460 transitions. [2022-11-22 00:09:58,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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) [2022-11-22 00:09:58,716 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 460 transitions. [2022-11-22 00:09:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-22 00:09:58,716 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:09:58,717 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, 1, 1] [2022-11-22 00:09:58,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-22 00:09:58,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-22 00:09:58,927 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:09:58,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:09:58,927 INFO L85 PathProgramCache]: Analyzing trace with hash 216070036, now seen corresponding path program 1 times [2022-11-22 00:09:58,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:09:58,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833932861] [2022-11-22 00:09:58,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:58,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:09:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 00:09:59,024 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:09:59,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833932861] [2022-11-22 00:09:59,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833932861] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:09:59,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470536361] [2022-11-22 00:09:59,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:09:59,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:09:59,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:09:59,026 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:09:59,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-22 00:09:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:59,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 00:09:59,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:09:59,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 00:09:59,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:09:59,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 00:09:59,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470536361] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:09:59,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [801217436] [2022-11-22 00:09:59,190 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-22 00:09:59,191 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:09:59,191 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:09:59,191 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:09:59,192 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:09:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,265 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 00:09:59,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 00:09:59,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-11-22 00:09:59,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 93 [2022-11-22 00:09:59,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 20 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 108 [2022-11-22 00:09:59,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 22 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 123 [2022-11-22 00:09:59,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 25 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 138 [2022-11-22 00:09:59,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 29 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 139 [2022-11-22 00:09:59,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 34 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 154 [2022-11-22 00:09:59,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:09:59,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 40 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 169 [2022-11-22 00:10:00,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:10:00,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,119 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:10:00,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:00,154 INFO L321 Elim1Store]: treesize reduction 119, result has 11.2 percent of original size [2022-11-22 00:10:00,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 70 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 60 case distinctions, treesize of input 710 treesize of output 698 [2022-11-22 00:10:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:10:01,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,453 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:10:01,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,483 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:10:01,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 81 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 68 case distinctions, treesize of input 1166 treesize of output 1017 [2022-11-22 00:10:01,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:01,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,029 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:10:02,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,053 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:10:02,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,080 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:10:02,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 95 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 76 case distinctions, treesize of input 1166 treesize of output 1020 [2022-11-22 00:10:02,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:10:02,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,657 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:10:02,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:02,687 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-22 00:10:02,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 109 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 84 case distinctions, treesize of input 1166 treesize of output 1023 [2022-11-22 00:10:03,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:10:03,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:10:03,164 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:10:03,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 58 [2022-11-22 00:10:03,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:10:03,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:10:03,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:10:03,832 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:10:03,871 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:10:07,323 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '9714#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (<= 1 |ULTIMATE.start___VERIFIER_assert_~cond#1|) (<= ~CELLCOUNT~0 2147483647) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (< 2147483646 |ULTIMATE.start_main_#t~post6#1|) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-11-22 00:10:07,323 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 00:10:07,324 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:10:07,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2022-11-22 00:10:07,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862043566] [2022-11-22 00:10:07,324 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 00:10:07,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-22 00:10:07,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:10:07,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-22 00:10:07,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2022-11-22 00:10:07,326 INFO L87 Difference]: Start difference. First operand 373 states and 460 transitions. Second operand has 12 states, 11 states have (on average 4.181818181818182) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:10:07,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:10:07,668 INFO L93 Difference]: Finished difference Result 446 states and 535 transitions. [2022-11-22 00:10:07,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-22 00:10:07,668 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 4.181818181818182) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-11-22 00:10:07,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:10:07,670 INFO L225 Difference]: With dead ends: 446 [2022-11-22 00:10:07,670 INFO L226 Difference]: Without dead ends: 445 [2022-11-22 00:10:07,671 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 74 SyntacticMatches, 14 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 669 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=227, Invalid=1179, Unknown=0, NotChecked=0, Total=1406 [2022-11-22 00:10:07,672 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 113 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 00:10:07,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 108 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 00:10:07,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2022-11-22 00:10:07,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 381. [2022-11-22 00:10:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 349 states have (on average 1.346704871060172) internal successors, (470), 380 states have internal predecessors, (470), 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) [2022-11-22 00:10:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 470 transitions. [2022-11-22 00:10:07,695 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 470 transitions. Word has length 38 [2022-11-22 00:10:07,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:10:07,695 INFO L495 AbstractCegarLoop]: Abstraction has 381 states and 470 transitions. [2022-11-22 00:10:07,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 4.181818181818182) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:10:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 470 transitions. [2022-11-22 00:10:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-22 00:10:07,696 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:10:07,697 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:10:07,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-22 00:10:07,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-22 00:10:07,902 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:10:07,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:10:07,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1891763290, now seen corresponding path program 1 times [2022-11-22 00:10:07,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:10:07,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716315411] [2022-11-22 00:10:07,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:10:07,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:10:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:10:07,996 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 00:10:07,996 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:10:07,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716315411] [2022-11-22 00:10:07,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716315411] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:10:07,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2101401478] [2022-11-22 00:10:07,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:10:07,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:10:07,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:10:07,998 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:10:08,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-22 00:10:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:10:08,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 00:10:08,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:10:08,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 00:10:08,111 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 00:10:08,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2101401478] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:10:08,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 00:10:08,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-22 00:10:08,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941876173] [2022-11-22 00:10:08,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:10:08,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 00:10:08,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:10:08,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 00:10:08,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-22 00:10:08,116 INFO L87 Difference]: Start difference. First operand 381 states and 470 transitions. Second operand has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 states have internal predecessors, (37), 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) [2022-11-22 00:10:08,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:10:08,295 INFO L93 Difference]: Finished difference Result 441 states and 530 transitions. [2022-11-22 00:10:08,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 00:10:08,295 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2022-11-22 00:10:08,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:10:08,298 INFO L225 Difference]: With dead ends: 441 [2022-11-22 00:10:08,298 INFO L226 Difference]: Without dead ends: 440 [2022-11-22 00:10:08,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-22 00:10:08,299 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 51 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:10:08,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 161 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 00:10:08,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2022-11-22 00:10:08,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 380. [2022-11-22 00:10:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 349 states have (on average 1.33810888252149) internal successors, (467), 379 states have internal predecessors, (467), 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) [2022-11-22 00:10:08,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 467 transitions. [2022-11-22 00:10:08,322 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 467 transitions. Word has length 39 [2022-11-22 00:10:08,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:10:08,322 INFO L495 AbstractCegarLoop]: Abstraction has 380 states and 467 transitions. [2022-11-22 00:10:08,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 states have internal predecessors, (37), 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) [2022-11-22 00:10:08,322 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 467 transitions. [2022-11-22 00:10:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-22 00:10:08,323 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:10:08,323 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 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] [2022-11-22 00:10:08,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-22 00:10:08,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-22 00:10:08,529 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:10:08,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:10:08,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1798436790, now seen corresponding path program 2 times [2022-11-22 00:10:08,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:10:08,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167084154] [2022-11-22 00:10:08,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:10:08,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:10:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:10:08,761 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 00:10:08,761 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:10:08,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167084154] [2022-11-22 00:10:08,762 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167084154] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:10:08,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563512773] [2022-11-22 00:10:08,762 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 00:10:08,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:10:08,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:10:08,763 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:10:08,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-22 00:10:08,849 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-22 00:10:08,850 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 00:10:08,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:10:08,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:10:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-22 00:10:08,935 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:10:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-22 00:10:09,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563512773] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:10:09,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1149534539] [2022-11-22 00:10:09,026 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-22 00:10:09,026 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:10:09,027 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:10:09,027 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:10:09,027 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:10:09,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,084 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 00:10:09,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 00:10:09,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-11-22 00:10:09,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 93 [2022-11-22 00:10:09,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 20 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 108 [2022-11-22 00:10:09,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 22 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 123 [2022-11-22 00:10:09,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 25 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 138 [2022-11-22 00:10:09,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 29 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 153 [2022-11-22 00:10:09,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 34 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 168 [2022-11-22 00:10:09,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:09,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 40 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 183 [2022-11-22 00:10:10,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,102 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:10:10,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 87 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 56 case distinctions, treesize of input 726 treesize of output 708 [2022-11-22 00:10:10,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:10,787 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:10:10,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 101 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 64 case distinctions, treesize of input 592 treesize of output 577 [2022-11-22 00:10:11,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,115 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:10:11,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 116 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 72 case distinctions, treesize of input 598 treesize of output 586 [2022-11-22 00:10:11,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:10:11,567 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-22 00:10:11,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 132 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 80 case distinctions, treesize of input 604 treesize of output 595 [2022-11-22 00:10:11,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:10:11,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:10:11,833 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:10:11,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 58 [2022-11-22 00:10:11,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:10:12,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 00:10:12,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-11-22 00:10:12,491 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 0 case distinctions, treesize of input 41 treesize of output 43 [2022-11-22 00:10:12,526 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:10:16,262 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '11871#(and (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) (<= 1 |ULTIMATE.start___VERIFIER_assert_~cond#1|) (<= ~CELLCOUNT~0 2147483647) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) (<= 1 ~CELLCOUNT~0) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#volArray~0#1.base|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (< 2147483646 |ULTIMATE.start_main_#t~post6#1|) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-11-22 00:10:16,262 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 00:10:16,262 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:10:16,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 2, 2] total 13 [2022-11-22 00:10:16,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423219367] [2022-11-22 00:10:16,262 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 00:10:16,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-22 00:10:16,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:10:16,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-22 00:10:16,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=897, Unknown=0, NotChecked=0, Total=1056 [2022-11-22 00:10:16,265 INFO L87 Difference]: Start difference. First operand 380 states and 467 transitions. Second operand has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 14 states have internal predecessors, (81), 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) [2022-11-22 00:10:16,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:10:16,701 INFO L93 Difference]: Finished difference Result 444 states and 532 transitions. [2022-11-22 00:10:16,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-22 00:10:16,702 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2022-11-22 00:10:16,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:10:16,704 INFO L225 Difference]: With dead ends: 444 [2022-11-22 00:10:16,704 INFO L226 Difference]: Without dead ends: 287 [2022-11-22 00:10:16,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 105 SyntacticMatches, 15 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 673 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=284, Invalid=1608, Unknown=0, NotChecked=0, Total=1892 [2022-11-22 00:10:16,705 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 227 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 00:10:16,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 156 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 327 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 00:10:16,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2022-11-22 00:10:16,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 273. [2022-11-22 00:10:16,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 243 states have (on average 1.4238683127572016) internal successors, (346), 272 states have internal predecessors, (346), 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) [2022-11-22 00:10:16,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 346 transitions. [2022-11-22 00:10:16,718 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 346 transitions. Word has length 47 [2022-11-22 00:10:16,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:10:16,719 INFO L495 AbstractCegarLoop]: Abstraction has 273 states and 346 transitions. [2022-11-22 00:10:16,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 14 states have internal predecessors, (81), 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) [2022-11-22 00:10:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 346 transitions. [2022-11-22 00:10:16,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-22 00:10:16,720 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:10:16,720 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:10:16,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-22 00:10:16,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-22 00:10:16,926 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:10:16,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:10:16,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1209492646, now seen corresponding path program 1 times [2022-11-22 00:10:16,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:10:16,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494183055] [2022-11-22 00:10:16,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:10:16,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:10:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:10:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:10:16,971 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:10:16,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494183055] [2022-11-22 00:10:16,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494183055] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:10:16,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:10:16,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:10:16,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211447873] [2022-11-22 00:10:16,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:10:16,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:10:16,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:10:16,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:10:16,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:10:16,973 INFO L87 Difference]: Start difference. First operand 273 states and 346 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-22 00:10:16,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:10:16,994 INFO L93 Difference]: Finished difference Result 295 states and 346 transitions. [2022-11-22 00:10:16,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:10:16,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-11-22 00:10:16,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:10:16,995 INFO L225 Difference]: With dead ends: 295 [2022-11-22 00:10:16,995 INFO L226 Difference]: Without dead ends: 191 [2022-11-22 00:10:16,996 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 [2022-11-22 00:10:16,996 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 36 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:10:16,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 81 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:10:16,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2022-11-22 00:10:17,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2022-11-22 00:10:17,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 165 states have (on average 1.3151515151515152) internal successors, (217), 190 states have internal predecessors, (217), 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) [2022-11-22 00:10:17,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 217 transitions. [2022-11-22 00:10:17,006 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 217 transitions. Word has length 54 [2022-11-22 00:10:17,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:10:17,006 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 217 transitions. [2022-11-22 00:10:17,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-22 00:10:17,007 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 217 transitions. [2022-11-22 00:10:17,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-22 00:10:17,007 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:10:17,007 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:10:17,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-22 00:10:17,008 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:10:17,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:10:17,008 INFO L85 PathProgramCache]: Analyzing trace with hash -975081104, now seen corresponding path program 1 times [2022-11-22 00:10:17,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:10:17,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39668198] [2022-11-22 00:10:17,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:10:17,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:10:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:10:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:10:17,049 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:10:17,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39668198] [2022-11-22 00:10:17,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39668198] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:10:17,050 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:10:17,050 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:10:17,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311216177] [2022-11-22 00:10:17,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:10:17,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:10:17,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:10:17,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:10:17,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:10:17,051 INFO L87 Difference]: Start difference. First operand 191 states and 217 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-22 00:10:17,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:10:17,072 INFO L93 Difference]: Finished difference Result 265 states and 308 transitions. [2022-11-22 00:10:17,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:10:17,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-11-22 00:10:17,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:10:17,074 INFO L225 Difference]: With dead ends: 265 [2022-11-22 00:10:17,074 INFO L226 Difference]: Without dead ends: 171 [2022-11-22 00:10:17,074 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 [2022-11-22 00:10:17,075 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 27 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:10:17,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 94 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:10:17,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2022-11-22 00:10:17,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2022-11-22 00:10:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 149 states have (on average 1.2684563758389262) internal successors, (189), 170 states have internal predecessors, (189), 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) [2022-11-22 00:10:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 189 transitions. [2022-11-22 00:10:17,084 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 189 transitions. Word has length 54 [2022-11-22 00:10:17,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:10:17,085 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 189 transitions. [2022-11-22 00:10:17,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-22 00:10:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 189 transitions. [2022-11-22 00:10:17,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-22 00:10:17,086 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:10:17,086 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:10:17,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-22 00:10:17,086 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:10:17,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:10:17,087 INFO L85 PathProgramCache]: Analyzing trace with hash 622917148, now seen corresponding path program 1 times [2022-11-22 00:10:17,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:10:17,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200975543] [2022-11-22 00:10:17,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:10:17,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:10:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:10:17,150 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:10:17,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:10:17,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200975543] [2022-11-22 00:10:17,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200975543] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:10:17,151 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:10:17,151 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:10:17,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102223259] [2022-11-22 00:10:17,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:10:17,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:10:17,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:10:17,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:10:17,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:10:17,153 INFO L87 Difference]: Start difference. First operand 171 states and 189 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-22 00:10:17,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:10:17,170 INFO L93 Difference]: Finished difference Result 185 states and 189 transitions. [2022-11-22 00:10:17,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:10:17,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-11-22 00:10:17,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:10:17,171 INFO L225 Difference]: With dead ends: 185 [2022-11-22 00:10:17,172 INFO L226 Difference]: Without dead ends: 96 [2022-11-22 00:10:17,172 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 [2022-11-22 00:10:17,172 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 23 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:10:17,173 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 51 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:10:17,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-11-22 00:10:17,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-11-22 00:10:17,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 78 states have (on average 1.2435897435897436) internal successors, (97), 95 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:10:17,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 97 transitions. [2022-11-22 00:10:17,179 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 97 transitions. Word has length 54 [2022-11-22 00:10:17,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:10:17,179 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 97 transitions. [2022-11-22 00:10:17,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-22 00:10:17,179 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2022-11-22 00:10:17,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-22 00:10:17,180 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:10:17,180 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:10:17,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-22 00:10:17,181 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2022-11-22 00:10:17,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:10:17,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1418090736, now seen corresponding path program 2 times [2022-11-22 00:10:17,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:10:17,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792856584] [2022-11-22 00:10:17,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:10:17,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:10:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:10:17,225 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:10:17,225 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:10:17,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792856584] [2022-11-22 00:10:17,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792856584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:10:17,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:10:17,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:10:17,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974338570] [2022-11-22 00:10:17,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:10:17,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:10:17,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:10:17,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:10:17,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:10:17,227 INFO L87 Difference]: Start difference. First operand 96 states and 97 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-22 00:10:17,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:10:17,242 INFO L93 Difference]: Finished difference Result 96 states and 97 transitions. [2022-11-22 00:10:17,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:10:17,242 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-11-22 00:10:17,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:10:17,243 INFO L225 Difference]: With dead ends: 96 [2022-11-22 00:10:17,243 INFO L226 Difference]: Without dead ends: 0 [2022-11-22 00:10:17,243 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 [2022-11-22 00:10:17,248 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 0 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:10:17,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:10:17,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-22 00:10:17,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-22 00:10:17,254 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) [2022-11-22 00:10:17,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-22 00:10:17,254 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2022-11-22 00:10:17,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:10:17,254 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-22 00:10:17,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-22 00:10:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-22 00:10:17,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-22 00:10:17,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 38 remaining) [2022-11-22 00:10:17,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 38 remaining) [2022-11-22 00:10:17,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 38 remaining) [2022-11-22 00:10:17,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 38 remaining) [2022-11-22 00:10:17,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 38 remaining) [2022-11-22 00:10:17,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 38 remaining) [2022-11-22 00:10:17,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 38 remaining) [2022-11-22 00:10:17,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 38 remaining) [2022-11-22 00:10:17,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 38 remaining) [2022-11-22 00:10:17,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 38 remaining) [2022-11-22 00:10:17,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 38 remaining) [2022-11-22 00:10:17,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 38 remaining) [2022-11-22 00:10:17,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 38 remaining) [2022-11-22 00:10:17,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 38 remaining) [2022-11-22 00:10:17,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 38 remaining) [2022-11-22 00:10:17,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 38 remaining) [2022-11-22 00:10:17,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 38 remaining) [2022-11-22 00:10:17,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 38 remaining) [2022-11-22 00:10:17,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 38 remaining) [2022-11-22 00:10:17,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 38 remaining) [2022-11-22 00:10:17,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 38 remaining) [2022-11-22 00:10:17,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 38 remaining) [2022-11-22 00:10:17,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 38 remaining) [2022-11-22 00:10:17,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 38 remaining) [2022-11-22 00:10:17,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 38 remaining) [2022-11-22 00:10:17,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 38 remaining) [2022-11-22 00:10:17,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 38 remaining) [2022-11-22 00:10:17,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 38 remaining) [2022-11-22 00:10:17,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 38 remaining) [2022-11-22 00:10:17,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 38 remaining) [2022-11-22 00:10:17,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 38 remaining) [2022-11-22 00:10:17,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 38 remaining) [2022-11-22 00:10:17,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 38 remaining) [2022-11-22 00:10:17,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 38 remaining) [2022-11-22 00:10:17,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 38 remaining) [2022-11-22 00:10:17,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 38 remaining) [2022-11-22 00:10:17,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 38 remaining) [2022-11-22 00:10:17,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 38 remaining) [2022-11-22 00:10:17,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-22 00:10:17,266 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-22 00:10:20,472 INFO L899 garLoopResultBuilder]: For program point L68-3(line 68) no Hoare annotation was computed. [2022-11-22 00:10:20,472 INFO L899 garLoopResultBuilder]: For program point L68-4(line 68) no Hoare annotation was computed. [2022-11-22 00:10:20,472 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2022-11-22 00:10:20,475 INFO L895 garLoopResultBuilder]: At program point L68-5(lines 68 71) the Hoare annotation is: (let ((.cse29 (select |#memory_int| 1)) (.cse28 (select |#memory_int| 2))) (let ((.cse0 (= (select |#length| 3) 12)) (.cse1 (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7)) (.cse2 (= (* (mod ~CELLCOUNT~0 1073741824) 4) (select |#length| |ULTIMATE.start_main_~#volArray~0#1.base|))) (.cse3 (= (select |#valid| |ULTIMATE.start_main_~#volArray~0#1.base|) 1)) (.cse4 (= (select .cse28 5) 0)) (.cse5 (= 114 (select .cse28 1))) (.cse6 (= 52 (select .cse28 2))) (.cse7 (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5)) (.cse8 (= 2 (select |#length| 1))) (.cse9 (= (select |#valid| 3) 1)) (.cse10 (<= ~CELLCOUNT~0 2147483647)) (.cse11 (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1)) (.cse12 (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0)) (.cse13 (= (select |#valid| 1) 1)) (.cse14 (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3)) (.cse15 (= (select .cse28 4) 99)) (.cse16 (= 112 (select .cse28 0))) (.cse17 (= ~CELLCOUNT~0 (* (div ~CELLCOUNT~0 4) 4))) (.cse18 (= (select |#valid| 0) 0)) (.cse19 (= (select |#valid| 2) 1)) (.cse20 (= |#NULL.offset| 0)) (.cse21 (= (select .cse29 0) 48)) (.cse22 (= (select .cse29 1) 0)) (.cse23 (< |#StackHeapBarrier| |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse24 (= 46 (select .cse28 3))) (.cse25 (= 6 (select |#length| 2))) (.cse26 (< 0 |#StackHeapBarrier|)) (.cse27 (= |#NULL.base| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (< 1 ~CELLCOUNT~0) .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5 (<= 2 ~CELLCOUNT~0) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27)))) [2022-11-22 00:10:20,475 INFO L899 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2022-11-22 00:10:20,475 INFO L899 garLoopResultBuilder]: For program point L60-1(line 60) no Hoare annotation was computed. [2022-11-22 00:10:20,476 INFO L899 garLoopResultBuilder]: For program point L60-2(line 60) no Hoare annotation was computed. [2022-11-22 00:10:20,476 INFO L899 garLoopResultBuilder]: For program point L60-3(line 60) no Hoare annotation was computed. [2022-11-22 00:10:20,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2022-11-22 00:10:20,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-11-22 00:10:20,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 46) no Hoare annotation was computed. [2022-11-22 00:10:20,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2022-11-22 00:10:20,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2022-11-22 00:10:20,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2022-11-22 00:10:20,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-22 00:10:20,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 46) no Hoare annotation was computed. [2022-11-22 00:10:20,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-11-22 00:10:20,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW(line 68) no Hoare annotation was computed. [2022-11-22 00:10:20,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2022-11-22 00:10:20,478 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-11-22 00:10:20,478 INFO L899 garLoopResultBuilder]: For program point L37-1(line 37) no Hoare annotation was computed. [2022-11-22 00:10:20,478 INFO L899 garLoopResultBuilder]: For program point L37-2(line 37) no Hoare annotation was computed. [2022-11-22 00:10:20,478 INFO L899 garLoopResultBuilder]: For program point L37-3(line 37) no Hoare annotation was computed. [2022-11-22 00:10:20,478 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2022-11-22 00:10:20,478 INFO L899 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2022-11-22 00:10:20,478 INFO L899 garLoopResultBuilder]: For program point L29-2(lines 29 66) no Hoare annotation was computed. [2022-11-22 00:10:20,479 INFO L899 garLoopResultBuilder]: For program point L29-4(lines 29 66) no Hoare annotation was computed. [2022-11-22 00:10:20,479 INFO L899 garLoopResultBuilder]: For program point L29-5(line 29) no Hoare annotation was computed. [2022-11-22 00:10:20,479 INFO L899 garLoopResultBuilder]: For program point L29-6(line 29) no Hoare annotation was computed. [2022-11-22 00:10:20,479 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 46) no Hoare annotation was computed. [2022-11-22 00:10:20,480 INFO L895 garLoopResultBuilder]: At program point L29-7(lines 29 66) the Hoare annotation is: (let ((.cse42 (select |#memory_int| 1)) (.cse40 (mod ~CELLCOUNT~0 4)) (.cse41 (select |#memory_int| 2)) (.cse39 (div ~CELLCOUNT~0 4)) (.cse36 (select |#memory_int| |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse37 (* 16 |ULTIMATE.start_main_~i~0#1|))) (let ((.cse29 (select .cse36 (+ (- 20) |ULTIMATE.start_main_~#volArray~0#1.offset| .cse37))) (.cse19 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (.cse12 (<= (* |ULTIMATE.start_main_~i~0#1| 4) 2147483648)) (.cse13 (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1)) (.cse14 (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0)) (.cse15 (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)) (.cse16 (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|)) (.cse18 (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3)) (.cse22 (= ~CELLCOUNT~0 (* .cse39 4))) (.cse25 (= |#NULL.offset| 0)) (.cse27 (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1)) (.cse31 (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (.cse0 (= (select |#length| 3) 12)) (.cse1 (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7)) (.cse2 (= (* (mod ~CELLCOUNT~0 1073741824) 4) (select |#length| |ULTIMATE.start_main_~#volArray~0#1.base|))) (.cse3 (= (select |#valid| |ULTIMATE.start_main_~#volArray~0#1.base|) 1)) (.cse4 (= (select .cse41 5) 0)) (.cse5 (= 114 (select .cse41 1))) (.cse6 (<= 2 ~CELLCOUNT~0)) (.cse7 (= 52 (select .cse41 2))) (.cse8 (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5)) (.cse9 (= 2 (select |#length| 1))) (.cse10 (= (select |#valid| 3) 1)) (.cse11 (<= ~CELLCOUNT~0 2147483647)) (.cse17 (= (select |#valid| 1) 1)) (.cse20 (= (select .cse41 4) 99)) (.cse21 (= 112 (select .cse41 0))) (.cse23 (= (select |#valid| 0) 0)) (.cse38 (and (not (= .cse40 0)) (< ~CELLCOUNT~0 0))) (.cse24 (= (select |#valid| 2) 1)) (.cse26 (= (select .cse42 0) 48)) (.cse28 (= (select .cse42 1) 0)) (.cse30 (< |#StackHeapBarrier| |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse32 (= 46 (select .cse41 3))) (.cse33 (= 6 (select |#length| 2))) (.cse34 (< 0 |#StackHeapBarrier|)) (.cse35 (= |#NULL.base| 0))) (or (and .cse0 .cse1 .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 (= .cse29 0) .cse30 .cse31 .cse32 (< |ULTIMATE.start_main_~CCCELVOL1~0#1| |ULTIMATE.start_main_~MINVAL~0#1|) .cse33 .cse34 .cse35) (and (= |ULTIMATE.start_main_~CCCELVOL4~0#1| (select .cse36 (+ |ULTIMATE.start_main_~#volArray~0#1.offset| .cse37 (- 32)))) .cse0 .cse2 .cse3 .cse4 .cse5 (<= |ULTIMATE.start_main_~MINVAL~0#1| |ULTIMATE.start_main_~CCCELVOL1~0#1|) .cse7 .cse8 (= .cse29 |ULTIMATE.start_main_~CCCELVOL1~0#1|) .cse9 .cse10 (<= 7 |ULTIMATE.start_main_~CCCELVOL3~0#1|) .cse11 .cse13 .cse14 .cse15 .cse16 (<= |ULTIMATE.start_main_~i~0#1| (+ (ite .cse38 (+ .cse39 1) .cse39) 1)) .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 (<= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) .cse24 .cse25 .cse26 (= |ULTIMATE.start_main_~CCCELVOL2~0#1| (select .cse36 (+ |ULTIMATE.start_main_~#volArray~0#1.offset| .cse37 (- 24)))) .cse27 .cse28 .cse30 .cse31 .cse32 .cse33 .cse34 (= |ULTIMATE.start_main_~CCCELVOL3~0#1| (select .cse36 (+ |ULTIMATE.start_main_~#volArray~0#1.offset| (- 28) .cse37))) .cse35) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5 .cse6 (< |ULTIMATE.start_main_~CCCELVOL4~0#1| |ULTIMATE.start_main_~MINVAL~0#1|) .cse7 .cse8 .cse9 .cse10 (<= |ULTIMATE.start_main_~MINVAL~0#1| 7) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35) (and (<= 3 |ULTIMATE.start_main_~CCCELVOL2~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_main_~i~0#1| 1) .cse10 (<= 0 |ULTIMATE.start_main_~#volArray~0#1.offset|) (<= |#NULL.offset| 0) .cse11 (<= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| |ULTIMATE.start_assume_abort_if_not_~cond#1|) .cse17 (<= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) .cse20 .cse21 .cse23 (<= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (not (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)) (= (ite (= (ite .cse38 (+ .cse40 (- 4)) .cse40) 0) 1 0) |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) .cse24 .cse26 (<= 0 |#NULL.offset|) .cse28 .cse30 (<= 1 |ULTIMATE.start_main_~CCCELVOL1~0#1|) .cse32 .cse33 .cse34 .cse35)))) [2022-11-22 00:10:20,480 INFO L899 garLoopResultBuilder]: For program point L29-8(lines 29 66) no Hoare annotation was computed. [2022-11-22 00:10:20,481 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-11-22 00:10:20,481 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point L46-3(line 46) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point L55-1(line 55) no Hoare annotation was computed. [2022-11-22 00:10:20,482 INFO L899 garLoopResultBuilder]: For program point L55-2(line 55) no Hoare annotation was computed. [2022-11-22 00:10:20,483 INFO L899 garLoopResultBuilder]: For program point L55-3(line 55) no Hoare annotation was computed. [2022-11-22 00:10:20,483 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 60) no Hoare annotation was computed. [2022-11-22 00:10:20,483 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2022-11-22 00:10:20,483 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-11-22 00:10:20,483 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 38) no Hoare annotation was computed. [2022-11-22 00:10:20,483 INFO L899 garLoopResultBuilder]: For program point L64-1(line 64) no Hoare annotation was computed. [2022-11-22 00:10:20,483 INFO L899 garLoopResultBuilder]: For program point L64-2(line 64) no Hoare annotation was computed. [2022-11-22 00:10:20,484 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 66) no Hoare annotation was computed. [2022-11-22 00:10:20,484 INFO L899 garLoopResultBuilder]: For program point L64-3(line 64) no Hoare annotation was computed. [2022-11-22 00:10:20,484 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-11-22 00:10:20,484 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 60) no Hoare annotation was computed. [2022-11-22 00:10:20,484 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW(line 68) no Hoare annotation was computed. [2022-11-22 00:10:20,484 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2022-11-22 00:10:20,484 INFO L895 garLoopResultBuilder]: At program point L73(lines 13 74) the Hoare annotation is: (or (<= ~CELLCOUNT~0 2147483647) (not (= ~CELLCOUNT~0 (* (div ~CELLCOUNT~0 4) 4)))) [2022-11-22 00:10:20,484 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 66) no Hoare annotation was computed. [2022-11-22 00:10:20,486 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2022-11-22 00:10:20,486 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 60) no Hoare annotation was computed. [2022-11-22 00:10:20,486 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point L16(lines 16 72) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 66) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point L16-2(lines 16 72) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point L33-1(line 33) no Hoare annotation was computed. [2022-11-22 00:10:20,487 INFO L899 garLoopResultBuilder]: For program point L33-2(line 33) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point L33-3(line 33) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 60) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point L42-1(line 42) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point L42-2(line 42) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point L42-3(line 42) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-11-22 00:10:20,488 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point L51-1(line 51) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point L51-2(line 51) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point L51-3(line 51) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 46) no Hoare annotation was computed. [2022-11-22 00:10:20,489 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2022-11-22 00:10:20,492 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:10:20,495 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 00:10:20,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:10:20 BoogieIcfgContainer [2022-11-22 00:10:20,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 00:10:20,555 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 00:10:20,555 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 00:10:20,555 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 00:10:20,556 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:08:27" (3/4) ... [2022-11-22 00:10:20,559 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 00:10:20,568 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-11-22 00:10:20,572 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-22 00:10:20,573 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-22 00:10:20,573 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 00:10:20,573 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 00:10:20,603 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[3] == 12 && CCCELVOL3 == 7) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 114 == unknown-#memory_int-unknown[2][1]) && 2 <= CELLCOUNT) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && CELLCOUNT <= 2147483647) && i * 4 <= 2147483648) && CCCELVOL1 == 1) && volArray == 0) && 0 <= \old(cond)) && 0 <= cond) && \valid[1] == 1) && CCCELVOL2 == 3) && 2 <= i) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && CELLCOUNT == CELLCOUNT / 4 * 4) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && \old(cond) <= 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[volArray][-20 + volArray + 16 * i] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && cond <= 1) && 46 == unknown-#memory_int-unknown[2][3]) && CCCELVOL1 < MINVAL) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) || (((((((((((((((((((((((((((((((((((((((CCCELVOL4 == unknown-#memory_int-unknown[volArray][volArray + 16 * i + -32] && unknown-#length-unknown[3] == 12) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 114 == unknown-#memory_int-unknown[2][1]) && MINVAL <= CCCELVOL1) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && unknown-#memory_int-unknown[volArray][-20 + volArray + 16 * i] == CCCELVOL1) && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && 7 <= CCCELVOL3) && CELLCOUNT <= 2147483647) && CCCELVOL1 == 1) && volArray == 0) && 0 <= \old(cond)) && 0 <= cond) && i <= (if !(CELLCOUNT % 4 == 0) && CELLCOUNT < 0 then CELLCOUNT / 4 + 1 else CELLCOUNT / 4) + 1) && \valid[1] == 1) && CCCELVOL2 == 3) && 2 <= i) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && CELLCOUNT == CELLCOUNT / 4 * 4) && \valid[0] == 0) && CCCELVOL3 <= 7) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && CCCELVOL2 == unknown-#memory_int-unknown[volArray][volArray + 16 * i + -24]) && \old(cond) <= 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && cond <= 1) && 46 == unknown-#memory_int-unknown[2][3]) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && CCCELVOL3 == unknown-#memory_int-unknown[volArray][volArray + -28 + 16 * i]) && #NULL == 0)) || ((((((((((((((((((((((((((((((((((((unknown-#length-unknown[3] == 12 && CCCELVOL3 == 7) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 1 <= i) && 114 == unknown-#memory_int-unknown[2][1]) && 2 <= CELLCOUNT) && CCCELVOL4 < MINVAL) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && MINVAL <= 7) && CELLCOUNT <= 2147483647) && i * 4 <= 2147483648) && CCCELVOL1 == 1) && volArray == 0) && 0 <= \old(cond)) && 0 <= cond) && \valid[1] == 1) && CCCELVOL2 == 3) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && CELLCOUNT == CELLCOUNT / 4 * 4) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && \old(cond) <= 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && cond <= 1) && 46 == unknown-#memory_int-unknown[2][3]) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0)) || (((((((((((((((((((((((((((((((((((3 <= CCCELVOL2 && unknown-#length-unknown[3] == 12) && CCCELVOL3 == 7) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 114 == unknown-#memory_int-unknown[2][1]) && 2 <= CELLCOUNT) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && 2 == unknown-#length-unknown[1]) && i == 1) && \valid[3] == 1) && 0 <= volArray) && #NULL <= 0) && CELLCOUNT <= 2147483647) && CCCELVOL2 <= 3) && \old(cond) == cond) && \valid[1] == 1) && CCCELVOL1 <= 1) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && \valid[0] == 0) && volArray <= 0) && !(cond == 0)) && (if (if !(CELLCOUNT % 4 == 0) && CELLCOUNT < 0 then CELLCOUNT % 4 + -4 else CELLCOUNT % 4) == 0 then 1 else 0) == \old(cond)) && \valid[2] == 1) && unknown-#memory_int-unknown[1][0] == 48) && 0 <= #NULL) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && 1 <= CCCELVOL1) && 46 == unknown-#memory_int-unknown[2][3]) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) [2022-11-22 00:10:20,636 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 00:10:20,636 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 00:10:20,636 INFO L158 Benchmark]: Toolchain (without parser) took 113972.19ms. Allocated memory was 136.3MB in the beginning and 400.6MB in the end (delta: 264.2MB). Free memory was 93.4MB in the beginning and 305.6MB in the end (delta: -212.2MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2022-11-22 00:10:20,637 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:10:20,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.65ms. Allocated memory is still 136.3MB. Free memory was 93.4MB in the beginning and 82.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:10:20,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.34ms. Allocated memory is still 136.3MB. Free memory was 82.5MB in the beginning and 80.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:10:20,641 INFO L158 Benchmark]: Boogie Preprocessor took 30.87ms. Allocated memory is still 136.3MB. Free memory was 80.2MB in the beginning and 78.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:10:20,641 INFO L158 Benchmark]: RCFGBuilder took 660.05ms. Allocated memory is still 136.3MB. Free memory was 78.7MB in the beginning and 59.0MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-22 00:10:20,641 INFO L158 Benchmark]: TraceAbstraction took 112918.86ms. Allocated memory was 136.3MB in the beginning and 400.6MB in the end (delta: 264.2MB). Free memory was 58.2MB in the beginning and 309.8MB in the end (delta: -251.6MB). Peak memory consumption was 199.3MB. Max. memory is 16.1GB. [2022-11-22 00:10:20,646 INFO L158 Benchmark]: Witness Printer took 81.09ms. Allocated memory is still 400.6MB. Free memory was 309.8MB in the beginning and 305.6MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:10:20,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.65ms. Allocated memory is still 136.3MB. Free memory was 93.4MB in the beginning and 82.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.34ms. Allocated memory is still 136.3MB. Free memory was 82.5MB in the beginning and 80.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.87ms. Allocated memory is still 136.3MB. Free memory was 80.2MB in the beginning and 78.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 660.05ms. Allocated memory is still 136.3MB. Free memory was 78.7MB in the beginning and 59.0MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 112918.86ms. Allocated memory was 136.3MB in the beginning and 400.6MB in the end (delta: 264.2MB). Free memory was 58.2MB in the beginning and 309.8MB in the end (delta: -251.6MB). Peak memory consumption was 199.3MB. Max. memory is 16.1GB. * Witness Printer took 81.09ms. Allocated memory is still 400.6MB. Free memory was 309.8MB in the beginning and 305.6MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 68]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 68]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 90 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 112.7s, OverallIterations: 20, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 48.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3353 SdHoareTripleChecker+Valid, 10.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3353 mSDsluCounter, 2155 SdHoareTripleChecker+Invalid, 9.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 986 mSDsCounter, 589 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5644 IncrementalHoareTripleChecker+Invalid, 6233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 589 mSolverCounterUnsat, 1169 mSDtfsCounter, 5644 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1057 GetRequests, 661 SyntacticMatches, 98 SemanticMatches, 298 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3350 ImplicationChecksByTransitivity, 60.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=426occurred in iteration=11, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 20 MinimizatonAttempts, 478 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 18 NumberOfFragments, 1087 HoareAnnotationTreeSize, 3 FomulaSimplifications, 624 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 3 FomulaSimplificationsInter, 10934 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1047 NumberOfCodeBlocks, 1009 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 1275 ConstructedInterpolants, 0 QuantifiedInterpolants, 3267 SizeOfPredicates, 20 NumberOfNonLiveVariables, 1306 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 39 InterpolantComputations, 12 PerfectInterpolantSequences, 165/299 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: 22.6s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 156, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 627, TOOLS_POST_TIME: 21.4s, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME: 0.0s, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME: 0.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 627, TOOLS_QUANTIFIERELIM_TIME: 21.1s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.7s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 824, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 18, DOMAIN_JOIN_TIME: 0.3s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME: 0.3s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 156, DOMAIN_ISBOTTOM_TIME: 0.3s, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME: 17.9s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 17.9s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, 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: 5464, DAG_COMPRESSION_RETAINED_NODES: 568, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((unknown-#length-unknown[3] == 12 && CCCELVOL3 == 7) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 1 <= i) && 114 == unknown-#memory_int-unknown[2][1]) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && CELLCOUNT <= 2147483647) && CCCELVOL1 == 1) && volArray == 0) && 1 < CELLCOUNT) && \valid[1] == 1) && CCCELVOL2 == 3) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && CELLCOUNT == CELLCOUNT / 4 * 4) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && 46 == unknown-#memory_int-unknown[2][3]) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) || (((((((((((((((((((((((((((((unknown-#length-unknown[3] == 12 && CCCELVOL3 == 7) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && i == 0) && unknown-#memory_int-unknown[2][5] == 0) && 114 == unknown-#memory_int-unknown[2][1]) && 2 <= CELLCOUNT) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && CELLCOUNT <= 2147483647) && CCCELVOL1 == 1) && volArray == 0) && \valid[1] == 1) && CCCELVOL2 == 3) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && CELLCOUNT == CELLCOUNT / 4 * 4) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && 46 == unknown-#memory_int-unknown[2][3]) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: CELLCOUNT <= 2147483647 || !(CELLCOUNT == CELLCOUNT / 4 * 4) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[3] == 12 && CCCELVOL3 == 7) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 114 == unknown-#memory_int-unknown[2][1]) && 2 <= CELLCOUNT) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && CELLCOUNT <= 2147483647) && i * 4 <= 2147483648) && CCCELVOL1 == 1) && volArray == 0) && 0 <= \old(cond)) && 0 <= cond) && \valid[1] == 1) && CCCELVOL2 == 3) && 2 <= i) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && CELLCOUNT == CELLCOUNT / 4 * 4) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && \old(cond) <= 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[volArray][-20 + volArray + 16 * i] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && cond <= 1) && 46 == unknown-#memory_int-unknown[2][3]) && CCCELVOL1 < MINVAL) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) || (((((((((((((((((((((((((((((((((((((((CCCELVOL4 == unknown-#memory_int-unknown[volArray][volArray + 16 * i + -32] && unknown-#length-unknown[3] == 12) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 114 == unknown-#memory_int-unknown[2][1]) && MINVAL <= CCCELVOL1) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && unknown-#memory_int-unknown[volArray][-20 + volArray + 16 * i] == CCCELVOL1) && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && 7 <= CCCELVOL3) && CELLCOUNT <= 2147483647) && CCCELVOL1 == 1) && volArray == 0) && 0 <= \old(cond)) && 0 <= cond) && i <= (if !(CELLCOUNT % 4 == 0) && CELLCOUNT < 0 then CELLCOUNT / 4 + 1 else CELLCOUNT / 4) + 1) && \valid[1] == 1) && CCCELVOL2 == 3) && 2 <= i) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && CELLCOUNT == CELLCOUNT / 4 * 4) && \valid[0] == 0) && CCCELVOL3 <= 7) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && CCCELVOL2 == unknown-#memory_int-unknown[volArray][volArray + 16 * i + -24]) && \old(cond) <= 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && cond <= 1) && 46 == unknown-#memory_int-unknown[2][3]) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && CCCELVOL3 == unknown-#memory_int-unknown[volArray][volArray + -28 + 16 * i]) && #NULL == 0)) || ((((((((((((((((((((((((((((((((((((unknown-#length-unknown[3] == 12 && CCCELVOL3 == 7) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 1 <= i) && 114 == unknown-#memory_int-unknown[2][1]) && 2 <= CELLCOUNT) && CCCELVOL4 < MINVAL) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && 2 == unknown-#length-unknown[1]) && \valid[3] == 1) && MINVAL <= 7) && CELLCOUNT <= 2147483647) && i * 4 <= 2147483648) && CCCELVOL1 == 1) && volArray == 0) && 0 <= \old(cond)) && 0 <= cond) && \valid[1] == 1) && CCCELVOL2 == 3) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && CELLCOUNT == CELLCOUNT / 4 * 4) && \valid[0] == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[1][0] == 48) && \old(cond) <= 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && cond <= 1) && 46 == unknown-#memory_int-unknown[2][3]) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0)) || (((((((((((((((((((((((((((((((((((3 <= CCCELVOL2 && unknown-#length-unknown[3] == 12) && CCCELVOL3 == 7) && CELLCOUNT % 1073741824 * 4 == unknown-#length-unknown[volArray]) && \valid[volArray] == 1) && unknown-#memory_int-unknown[2][5] == 0) && 114 == unknown-#memory_int-unknown[2][1]) && 2 <= CELLCOUNT) && 52 == unknown-#memory_int-unknown[2][2]) && CCCELVOL4 == 5) && 2 == unknown-#length-unknown[1]) && i == 1) && \valid[3] == 1) && 0 <= volArray) && #NULL <= 0) && CELLCOUNT <= 2147483647) && CCCELVOL2 <= 3) && \old(cond) == cond) && \valid[1] == 1) && CCCELVOL1 <= 1) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && \valid[0] == 0) && volArray <= 0) && !(cond == 0)) && (if (if !(CELLCOUNT % 4 == 0) && CELLCOUNT < 0 then CELLCOUNT % 4 + -4 else CELLCOUNT % 4) == 0 then 1 else 0) == \old(cond)) && \valid[2] == 1) && unknown-#memory_int-unknown[1][0] == 48) && 0 <= #NULL) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#StackHeapBarrier-unknown < volArray) && 1 <= CCCELVOL1) && 46 == unknown-#memory_int-unknown[2][3]) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) RESULT: Ultimate proved your program to be correct! [2022-11-22 00:10:20,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072de57b-739c-47fd-bef4-902ca1a55a1a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE