./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-tiling/pr4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0 --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-e04fb08 [2022-11-16 19:32:09,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:32:09,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:32:10,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:32:10,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:32:10,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:32:10,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:32:10,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:32:10,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:32:10,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:32:10,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:32:10,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:32:10,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:32:10,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:32:10,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:32:10,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:32:10,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:32:10,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:32:10,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:32:10,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:32:10,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:32:10,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:32:10,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:32:10,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:32:10,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:32:10,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:32:10,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:32:10,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:32:10,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:32:10,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:32:10,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:32:10,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:32:10,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:32:10,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:32:10,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:32:10,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:32:10,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:32:10,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:32:10,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:32:10,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:32:10,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:32:10,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-16 19:32:10,128 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:32:10,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:32:10,128 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:32:10,128 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:32:10,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:32:10,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:32:10,129 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:32:10,130 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:32:10,130 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:32:10,130 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 19:32:10,130 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:32:10,130 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:32:10,131 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 19:32:10,131 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 19:32:10,131 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:32:10,131 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 19:32:10,131 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 19:32:10,131 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 19:32:10,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:32:10,132 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 19:32:10,133 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 19:32:10,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:32:10,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 19:32:10,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:32:10,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:32:10,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:32:10,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:32:10,134 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 19:32:10,134 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 19:32:10,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:32:10,134 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:32:10,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:32:10,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:32:10,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:32:10,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:32:10,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:32:10,136 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 19:32:10,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:32:10,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:32:10,136 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 19:32:10,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 19:32:10,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:32:10,137 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:32:10,137 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_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14a75e050103eb09182e049a798a738dec478e3acaa4fb01ae8649b715b8362f [2022-11-16 19:32:10,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:32:10,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:32:10,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:32:10,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:32:10,438 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:32:10,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/array-tiling/pr4.c [2022-11-16 19:32:10,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/data/b573b26f6/7d5ad9b2a7ba47ab92c3e5adf5222fe5/FLAG915f8d753 [2022-11-16 19:32:10,939 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:32:10,940 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/sv-benchmarks/c/array-tiling/pr4.c [2022-11-16 19:32:10,948 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/data/b573b26f6/7d5ad9b2a7ba47ab92c3e5adf5222fe5/FLAG915f8d753 [2022-11-16 19:32:11,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/data/b573b26f6/7d5ad9b2a7ba47ab92c3e5adf5222fe5 [2022-11-16 19:32:11,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:32:11,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:32:11,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:32:11,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:32:11,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:32:11,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5242a9c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11, skipping insertion in model container [2022-11-16 19:32:11,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:32:11,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:32:11,539 WARN L229 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_2bc1ddd7-171c-45a9-a695-686e5b12400b/sv-benchmarks/c/array-tiling/pr4.c[394,407] [2022-11-16 19:32:11,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:32:11,566 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 19:32:11,580 WARN L229 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_2bc1ddd7-171c-45a9-a695-686e5b12400b/sv-benchmarks/c/array-tiling/pr4.c[394,407] [2022-11-16 19:32:11,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:32:11,604 INFO L208 MainTranslator]: Completed translation [2022-11-16 19:32:11,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11 WrapperNode [2022-11-16 19:32:11,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:32:11,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 19:32:11,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 19:32:11,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 19:32:11,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,644 INFO L138 Inliner]: procedures = 15, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2022-11-16 19:32:11,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 19:32:11,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 19:32:11,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 19:32:11,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 19:32:11,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,669 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 19:32:11,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 19:32:11,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 19:32:11,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 19:32:11,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (1/1) ... [2022-11-16 19:32:11,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:32:11,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:32:11,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 19:32:11,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 19:32:11,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 19:32:11,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 19:32:11,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 19:32:11,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 19:32:11,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 19:32:11,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 19:32:11,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 19:32:11,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 19:32:11,863 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 19:32:11,865 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 19:32:12,181 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 19:32:12,233 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 19:32:12,233 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 19:32:12,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:32:12 BoogieIcfgContainer [2022-11-16 19:32:12,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 19:32:12,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 19:32:12,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 19:32:12,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 19:32:12,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:32:11" (1/3) ... [2022-11-16 19:32:12,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f66e298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:32:12, skipping insertion in model container [2022-11-16 19:32:12,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:32:11" (2/3) ... [2022-11-16 19:32:12,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f66e298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:32:12, skipping insertion in model container [2022-11-16 19:32:12,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:32:12" (3/3) ... [2022-11-16 19:32:12,247 INFO L112 eAbstractionObserver]: Analyzing ICFG pr4.c [2022-11-16 19:32:12,265 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 19:32:12,265 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2022-11-16 19:32:12,331 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 19:32:12,357 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;@6d0febf9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 19:32:12,358 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2022-11-16 19:32:12,364 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) [2022-11-16 19:32:12,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 19:32:12,372 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:12,373 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-16 19:32:12,374 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)] === [2022-11-16 19:32:12,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:12,387 INFO L85 PathProgramCache]: Analyzing trace with hash 5968420, now seen corresponding path program 1 times [2022-11-16 19:32:12,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:12,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906515640] [2022-11-16 19:32:12,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:12,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:12,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:12,934 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:12,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906515640] [2022-11-16 19:32:12,935 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906515640] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:12,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:32:12,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:32:12,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207252395] [2022-11-16 19:32:12,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:12,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 19:32:12,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:13,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 19:32:13,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:32:13,007 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) [2022-11-16 19:32:13,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:13,108 INFO L93 Difference]: Finished difference Result 104 states and 110 transitions. [2022-11-16 19:32:13,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 19:32:13,116 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 [2022-11-16 19:32:13,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:13,124 INFO L225 Difference]: With dead ends: 104 [2022-11-16 19:32:13,124 INFO L226 Difference]: Without dead ends: 85 [2022-11-16 19:32:13,127 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 [2022-11-16 19:32:13,136 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 [2022-11-16 19:32:13,138 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] [2022-11-16 19:32:13,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2022-11-16 19:32:13,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2022-11-16 19:32:13,195 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) [2022-11-16 19:32:13,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 90 transitions. [2022-11-16 19:32:13,198 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 90 transitions. Word has length 4 [2022-11-16 19:32:13,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:13,198 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 90 transitions. [2022-11-16 19:32:13,198 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) [2022-11-16 19:32:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2022-11-16 19:32:13,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 19:32:13,199 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:13,199 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:32:13,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 19:32:13,200 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)] === [2022-11-16 19:32:13,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:13,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1519833451, now seen corresponding path program 1 times [2022-11-16 19:32:13,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:13,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751894087] [2022-11-16 19:32:13,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:13,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:13,267 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:13,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751894087] [2022-11-16 19:32:13,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751894087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:13,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:32:13,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 19:32:13,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127042] [2022-11-16 19:32:13,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:13,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:32:13,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:13,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:32:13,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:32:13,271 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) [2022-11-16 19:32:13,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:13,494 INFO L93 Difference]: Finished difference Result 162 states and 172 transitions. [2022-11-16 19:32:13,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:32:13,495 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 [2022-11-16 19:32:13,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:13,501 INFO L225 Difference]: With dead ends: 162 [2022-11-16 19:32:13,501 INFO L226 Difference]: Without dead ends: 130 [2022-11-16 19:32:13,506 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 [2022-11-16 19:32:13,508 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 44 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2022-11-16 19:32:13,509 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] [2022-11-16 19:32:13,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2022-11-16 19:32:13,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 124. [2022-11-16 19:32:13,518 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) [2022-11-16 19:32:13,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 134 transitions. [2022-11-16 19:32:13,520 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 134 transitions. Word has length 8 [2022-11-16 19:32:13,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:13,520 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 134 transitions. [2022-11-16 19:32:13,521 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) [2022-11-16 19:32:13,521 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 134 transitions. [2022-11-16 19:32:13,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 19:32:13,521 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:13,521 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:32:13,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 19:32:13,522 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)] === [2022-11-16 19:32:13,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:13,523 INFO L85 PathProgramCache]: Analyzing trace with hash -129767751, now seen corresponding path program 1 times [2022-11-16 19:32:13,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:13,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058780453] [2022-11-16 19:32:13,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:13,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:13,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:13,617 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:13,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058780453] [2022-11-16 19:32:13,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058780453] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:13,617 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:32:13,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:32:13,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656664926] [2022-11-16 19:32:13,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:13,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 19:32:13,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:13,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 19:32:13,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 19:32:13,619 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) [2022-11-16 19:32:13,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:13,728 INFO L93 Difference]: Finished difference Result 129 states and 139 transitions. [2022-11-16 19:32:13,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 19:32:13,729 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 [2022-11-16 19:32:13,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:13,731 INFO L225 Difference]: With dead ends: 129 [2022-11-16 19:32:13,731 INFO L226 Difference]: Without dead ends: 127 [2022-11-16 19:32:13,732 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 [2022-11-16 19:32:13,733 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 [2022-11-16 19:32:13,733 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] [2022-11-16 19:32:13,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2022-11-16 19:32:13,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2022-11-16 19:32:13,743 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) [2022-11-16 19:32:13,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 137 transitions. [2022-11-16 19:32:13,745 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 137 transitions. Word has length 9 [2022-11-16 19:32:13,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:13,745 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 137 transitions. [2022-11-16 19:32:13,745 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) [2022-11-16 19:32:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2022-11-16 19:32:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 19:32:13,746 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:13,746 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:32:13,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 19:32:13,746 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)] === [2022-11-16 19:32:13,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:13,747 INFO L85 PathProgramCache]: Analyzing trace with hash -440318139, now seen corresponding path program 1 times [2022-11-16 19:32:13,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:13,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045295230] [2022-11-16 19:32:13,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:13,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:13,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:13,878 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:13,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045295230] [2022-11-16 19:32:13,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045295230] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:32:13,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999306415] [2022-11-16 19:32:13,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:13,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:13,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:32:13,882 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:32:13,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 19:32:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:13,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 19:32:13,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:32:14,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:14,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:32:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:14,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [999306415] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:32:14,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1904607608] [2022-11-16 19:32:14,072 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2022-11-16 19:32:14,073 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:32:14,076 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:32:14,082 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:32:14,083 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:32:14,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:14,233 INFO L321 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2022-11-16 19:32:14,234 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 24 treesize of output 40 [2022-11-16 19:32:14,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:14,293 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:32:14,294 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 [2022-11-16 19:32:14,383 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:32:15,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1904607608] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:15,009 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-16 19:32:15,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5, 5] total 15 [2022-11-16 19:32:15,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486992163] [2022-11-16 19:32:15,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:15,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 19:32:15,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:15,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 19:32:15,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-11-16 19:32:15,012 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) [2022-11-16 19:32:15,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:15,541 INFO L93 Difference]: Finished difference Result 141 states and 151 transitions. [2022-11-16 19:32:15,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 19:32:15,541 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 [2022-11-16 19:32:15,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:15,542 INFO L225 Difference]: With dead ends: 141 [2022-11-16 19:32:15,543 INFO L226 Difference]: Without dead ends: 132 [2022-11-16 19:32:15,543 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 [2022-11-16 19:32:15,544 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-16 19:32:15,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 47 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-16 19:32:15,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2022-11-16 19:32:15,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 127. [2022-11-16 19:32:15,556 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) [2022-11-16 19:32:15,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 136 transitions. [2022-11-16 19:32:15,558 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 136 transitions. Word has length 12 [2022-11-16 19:32:15,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:15,558 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 136 transitions. [2022-11-16 19:32:15,558 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) [2022-11-16 19:32:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2022-11-16 19:32:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 19:32:15,559 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:15,559 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] [2022-11-16 19:32:15,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 19:32:15,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:15,765 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)] === [2022-11-16 19:32:15,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:15,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1094087703, now seen corresponding path program 1 times [2022-11-16 19:32:15,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:15,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149847672] [2022-11-16 19:32:15,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:15,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:15,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:15,910 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:15,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149847672] [2022-11-16 19:32:15,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149847672] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:15,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:32:15,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:32:15,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999868330] [2022-11-16 19:32:15,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:15,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 19:32:15,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:15,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 19:32:15,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 19:32:15,912 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) [2022-11-16 19:32:16,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:16,076 INFO L93 Difference]: Finished difference Result 132 states and 141 transitions. [2022-11-16 19:32:16,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 19:32:16,077 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 [2022-11-16 19:32:16,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:16,078 INFO L225 Difference]: With dead ends: 132 [2022-11-16 19:32:16,078 INFO L226 Difference]: Without dead ends: 130 [2022-11-16 19:32:16,078 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 [2022-11-16 19:32:16,079 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 [2022-11-16 19:32:16,080 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] [2022-11-16 19:32:16,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2022-11-16 19:32:16,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2022-11-16 19:32:16,092 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) [2022-11-16 19:32:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 139 transitions. [2022-11-16 19:32:16,093 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 139 transitions. Word has length 28 [2022-11-16 19:32:16,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:16,093 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 139 transitions. [2022-11-16 19:32:16,094 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) [2022-11-16 19:32:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 139 transitions. [2022-11-16 19:32:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 19:32:16,095 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:16,095 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] [2022-11-16 19:32:16,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 19:32:16,095 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)] === [2022-11-16 19:32:16,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:16,096 INFO L85 PathProgramCache]: Analyzing trace with hash 446012602, now seen corresponding path program 1 times [2022-11-16 19:32:16,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:16,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246026443] [2022-11-16 19:32:16,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:16,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:16,233 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:16,233 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:16,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246026443] [2022-11-16 19:32:16,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246026443] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:32:16,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [924603086] [2022-11-16 19:32:16,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:16,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:16,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:32:16,239 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:32:16,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 19:32:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:16,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 19:32:16,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:32:16,405 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:16,405 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:32:16,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [924603086] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:16,406 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 19:32:16,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2022-11-16 19:32:16,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478375700] [2022-11-16 19:32:16,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:16,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 19:32:16,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:16,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 19:32:16,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-16 19:32:16,407 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) [2022-11-16 19:32:16,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:16,476 INFO L93 Difference]: Finished difference Result 335 states and 359 transitions. [2022-11-16 19:32:16,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 19:32:16,477 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 [2022-11-16 19:32:16,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:16,478 INFO L225 Difference]: With dead ends: 335 [2022-11-16 19:32:16,478 INFO L226 Difference]: Without dead ends: 225 [2022-11-16 19:32:16,479 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 [2022-11-16 19:32:16,482 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 [2022-11-16 19:32:16,482 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] [2022-11-16 19:32:16,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2022-11-16 19:32:16,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 190. [2022-11-16 19:32:16,512 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) [2022-11-16 19:32:16,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 231 transitions. [2022-11-16 19:32:16,517 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 231 transitions. Word has length 34 [2022-11-16 19:32:16,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:16,518 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 231 transitions. [2022-11-16 19:32:16,518 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) [2022-11-16 19:32:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 231 transitions. [2022-11-16 19:32:16,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 19:32:16,521 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:16,521 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] [2022-11-16 19:32:16,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 19:32:16,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:16,728 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)] === [2022-11-16 19:32:16,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:16,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1618513328, now seen corresponding path program 1 times [2022-11-16 19:32:16,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:16,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536649872] [2022-11-16 19:32:16,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:16,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:16,863 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:16,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536649872] [2022-11-16 19:32:16,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536649872] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:32:16,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980602967] [2022-11-16 19:32:16,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:16,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:16,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:32:16,865 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:32:16,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 19:32:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:16,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 19:32:16,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:32:17,051 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:17,051 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:32:17,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980602967] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:17,051 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 19:32:17,051 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2022-11-16 19:32:17,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243100555] [2022-11-16 19:32:17,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:17,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 19:32:17,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:17,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 19:32:17,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-16 19:32:17,053 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) [2022-11-16 19:32:17,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:17,116 INFO L93 Difference]: Finished difference Result 434 states and 539 transitions. [2022-11-16 19:32:17,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 19:32:17,116 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 [2022-11-16 19:32:17,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:17,118 INFO L225 Difference]: With dead ends: 434 [2022-11-16 19:32:17,118 INFO L226 Difference]: Without dead ends: 301 [2022-11-16 19:32:17,119 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 [2022-11-16 19:32:17,120 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 [2022-11-16 19:32:17,120 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] [2022-11-16 19:32:17,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2022-11-16 19:32:17,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 266. [2022-11-16 19:32:17,134 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) [2022-11-16 19:32:17,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 358 transitions. [2022-11-16 19:32:17,135 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 358 transitions. Word has length 34 [2022-11-16 19:32:17,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:17,136 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 358 transitions. [2022-11-16 19:32:17,136 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) [2022-11-16 19:32:17,136 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 358 transitions. [2022-11-16 19:32:17,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 19:32:17,137 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:17,137 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] [2022-11-16 19:32:17,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 19:32:17,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-16 19:32:17,343 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)] === [2022-11-16 19:32:17,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:17,344 INFO L85 PathProgramCache]: Analyzing trace with hash 620822842, now seen corresponding path program 1 times [2022-11-16 19:32:17,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:17,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9766140] [2022-11-16 19:32:17,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:17,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:17,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:17,462 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:17,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9766140] [2022-11-16 19:32:17,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9766140] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:32:17,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559184432] [2022-11-16 19:32:17,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:17,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:17,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:32:17,465 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:32:17,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 19:32:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:17,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 19:32:17,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:32:17,632 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:17,632 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:32:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:17,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1559184432] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:32:17,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1760973126] [2022-11-16 19:32:17,709 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-16 19:32:17,709 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:32:17,710 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:32:17,710 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:32:17,710 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:32:17,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:17,815 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:32:17,816 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 [2022-11-16 19:32:17,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:17,838 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 24 treesize of output 32 [2022-11-16 19:32:17,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:17,964 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 [2022-11-16 19:32:18,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:18,099 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 [2022-11-16 19:32:18,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:18,221 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 [2022-11-16 19:32:18,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:18,346 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 [2022-11-16 19:32:18,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:18,561 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 [2022-11-16 19:32:18,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:18,678 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 [2022-11-16 19:32:18,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:18,820 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 [2022-11-16 19:32:19,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,190 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:32:19,191 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 722 treesize of output 704 [2022-11-16 19:32:19,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:19,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,081 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:32:20,082 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 588 treesize of output 573 [2022-11-16 19:32:20,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,540 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:32:20,541 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 594 treesize of output 582 [2022-11-16 19:32:20,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:20,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:21,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:21,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:21,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:21,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:21,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:21,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:21,024 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:32:21,025 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 600 treesize of output 591 [2022-11-16 19:32:21,302 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 [2022-11-16 19:32:21,357 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 [2022-11-16 19:32:21,400 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 [2022-11-16 19:32:21,442 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 [2022-11-16 19:32:21,482 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 [2022-11-16 19:32:21,658 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 [2022-11-16 19:32:21,690 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 [2022-11-16 19:32:21,730 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 [2022-11-16 19:32:21,747 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:32:24,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1760973126] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:24,449 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-16 19:32:24,449 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [4, 4, 4] total 23 [2022-11-16 19:32:24,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680279210] [2022-11-16 19:32:24,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:24,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-16 19:32:24,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:24,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-16 19:32:24,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2022-11-16 19:32:24,452 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) [2022-11-16 19:32:34,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:34,549 INFO L93 Difference]: Finished difference Result 374 states and 500 transitions. [2022-11-16 19:32:34,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-16 19:32:34,555 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 [2022-11-16 19:32:34,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:34,556 INFO L225 Difference]: With dead ends: 374 [2022-11-16 19:32:34,557 INFO L226 Difference]: Without dead ends: 305 [2022-11-16 19:32:34,559 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 67 SyntacticMatches, 15 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=352, Invalid=1054, Unknown=0, NotChecked=0, Total=1406 [2022-11-16 19:32:34,560 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 531 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.7s IncrementalHoareTripleChecker+Time [2022-11-16 19:32:34,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 81 Invalid, 911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-16 19:32:34,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-11-16 19:32:34,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 284. [2022-11-16 19:32:34,576 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) [2022-11-16 19:32:34,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 378 transitions. [2022-11-16 19:32:34,578 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 378 transitions. Word has length 34 [2022-11-16 19:32:34,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:34,580 INFO L495 AbstractCegarLoop]: Abstraction has 284 states and 378 transitions. [2022-11-16 19:32:34,580 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) [2022-11-16 19:32:34,580 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 378 transitions. [2022-11-16 19:32:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 19:32:34,586 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:34,586 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] [2022-11-16 19:32:34,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 19:32:34,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:34,797 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)] === [2022-11-16 19:32:34,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:34,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1731484410, now seen corresponding path program 1 times [2022-11-16 19:32:34,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:34,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636959475] [2022-11-16 19:32:34,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:34,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:34,886 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:34,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636959475] [2022-11-16 19:32:34,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636959475] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:32:34,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2695524] [2022-11-16 19:32:34,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:34,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:34,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:32:34,888 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:32:34,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-16 19:32:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:34,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 19:32:34,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:32:35,026 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:35,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:32:35,104 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:35,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2695524] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:32:35,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [494401549] [2022-11-16 19:32:35,110 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-16 19:32:35,110 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:32:35,110 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:32:35,110 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:32:35,111 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:32:35,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,166 INFO L321 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2022-11-16 19:32:35,167 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 24 treesize of output 40 [2022-11-16 19:32:35,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,214 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:32:35,215 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 [2022-11-16 19:32:35,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,303 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 [2022-11-16 19:32:35,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,380 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 [2022-11-16 19:32:35,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,466 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 [2022-11-16 19:32:35,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,549 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 [2022-11-16 19:32:35,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,916 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:35,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,931 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:35,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:35,970 INFO L321 Elim1Store]: treesize reduction 102, result has 21.5 percent of original size [2022-11-16 19:32:35,971 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 553 treesize of output 559 [2022-11-16 19:32:36,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:36,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:36,617 INFO L321 Elim1Store]: treesize reduction 114, result has 16.8 percent of original size [2022-11-16 19:32:36,618 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 1094 treesize of output 1021 [2022-11-16 19:32:37,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:37,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:37,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:37,238 INFO L321 Elim1Store]: treesize reduction 109, result has 12.1 percent of original size [2022-11-16 19:32:37,239 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 1097 treesize of output 1033 [2022-11-16 19:32:38,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,324 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:38,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,355 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:38,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:38,411 INFO L321 Elim1Store]: treesize reduction 119, result has 11.2 percent of original size [2022-11-16 19:32:38,412 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 1872 treesize of output 1699 [2022-11-16 19:32:39,293 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 [2022-11-16 19:32:39,321 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 [2022-11-16 19:32:39,347 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 [2022-11-16 19:32:39,381 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 [2022-11-16 19:32:39,426 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 [2022-11-16 19:32:39,455 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 [2022-11-16 19:32:39,489 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 [2022-11-16 19:32:39,532 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 [2022-11-16 19:32:39,621 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:32:42,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [494401549] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:42,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-16 19:32:42,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [4, 4, 4] total 22 [2022-11-16 19:32:42,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029966953] [2022-11-16 19:32:42,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:42,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-16 19:32:42,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:42,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-16 19:32:42,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2022-11-16 19:32:42,226 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) [2022-11-16 19:32:49,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:32:49,561 INFO L93 Difference]: Finished difference Result 421 states and 549 transitions. [2022-11-16 19:32:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-16 19:32:49,562 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 [2022-11-16 19:32:49,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:32:49,564 INFO L225 Difference]: With dead ends: 421 [2022-11-16 19:32:49,564 INFO L226 Difference]: Without dead ends: 391 [2022-11-16 19:32:49,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 72 SyntacticMatches, 11 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=271, Invalid=785, Unknown=0, NotChecked=0, Total=1056 [2022-11-16 19:32:49,566 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 338 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 19:32:49,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 83 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 19:32:49,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2022-11-16 19:32:49,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 338. [2022-11-16 19:32:49,580 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) [2022-11-16 19:32:49,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 438 transitions. [2022-11-16 19:32:49,582 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 438 transitions. Word has length 34 [2022-11-16 19:32:49,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:32:49,582 INFO L495 AbstractCegarLoop]: Abstraction has 338 states and 438 transitions. [2022-11-16 19:32:49,582 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) [2022-11-16 19:32:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 438 transitions. [2022-11-16 19:32:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 19:32:49,583 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:32:49,583 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] [2022-11-16 19:32:49,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-16 19:32:49,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:49,793 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)] === [2022-11-16 19:32:49,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:32:49,794 INFO L85 PathProgramCache]: Analyzing trace with hash 733793924, now seen corresponding path program 1 times [2022-11-16 19:32:49,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:32:49,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771409959] [2022-11-16 19:32:49,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:49,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:32:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:49,869 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:32:49,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771409959] [2022-11-16 19:32:49,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771409959] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:32:49,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847436700] [2022-11-16 19:32:49,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:32:49,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:32:49,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:32:49,871 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:32:49,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-16 19:32:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:32:49,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 19:32:49,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:32:49,999 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:49,999 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:32:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:32:50,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847436700] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:32:50,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [252809765] [2022-11-16 19:32:50,065 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-16 19:32:50,065 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:32:50,065 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:32:50,066 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:32:50,066 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:32:50,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,132 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:32:50,132 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 [2022-11-16 19:32:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,145 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 24 treesize of output 32 [2022-11-16 19:32:50,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,244 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 [2022-11-16 19:32:50,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,309 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 [2022-11-16 19:32:50,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,368 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 [2022-11-16 19:32:50,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,444 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 [2022-11-16 19:32:50,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,547 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 [2022-11-16 19:32:50,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,651 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 [2022-11-16 19:32:50,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,753 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 [2022-11-16 19:32:50,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:50,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:50,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:50,997 INFO L321 Elim1Store]: treesize reduction 119, result has 11.2 percent of original size [2022-11-16 19:32:50,998 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 706 treesize of output 694 [2022-11-16 19:32:51,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:51,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:51,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:51,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,027 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:32:52,028 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 1158 treesize of output 1009 [2022-11-16 19:32:52,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:52,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,541 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:52,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:52,573 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:32:52,574 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 1158 treesize of output 1012 [2022-11-16 19:32:53,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,070 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:53,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,091 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:32:53,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:32:53,123 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:32:53,123 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 1158 treesize of output 1015 [2022-11-16 19:32:53,457 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 [2022-11-16 19:32:53,489 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 [2022-11-16 19:32:53,512 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 [2022-11-16 19:32:53,542 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 [2022-11-16 19:32:53,573 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 [2022-11-16 19:32:53,719 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 [2022-11-16 19:32:53,777 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 [2022-11-16 19:32:53,846 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 [2022-11-16 19:32:53,873 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:32:56,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [252809765] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:32:56,777 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-16 19:32:56,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [4, 4, 4] total 24 [2022-11-16 19:32:56,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622659165] [2022-11-16 19:32:56,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:32:56,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-16 19:32:56,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:32:56,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-16 19:32:56,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=492, Unknown=0, NotChecked=0, Total=600 [2022-11-16 19:32:56,780 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) [2022-11-16 19:33:06,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:06,825 INFO L93 Difference]: Finished difference Result 500 states and 655 transitions. [2022-11-16 19:33:06,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-16 19:33:06,826 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 [2022-11-16 19:33:06,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:06,827 INFO L225 Difference]: With dead ends: 500 [2022-11-16 19:33:06,828 INFO L226 Difference]: Without dead ends: 393 [2022-11-16 19:33:06,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 70 SyntacticMatches, 11 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=359, Invalid=1123, Unknown=0, NotChecked=0, Total=1482 [2022-11-16 19:33:06,829 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 384 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 884 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:06,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 97 Invalid, 958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 884 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-16 19:33:06,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2022-11-16 19:33:06,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 357. [2022-11-16 19:33:06,845 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) [2022-11-16 19:33:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 459 transitions. [2022-11-16 19:33:06,846 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 459 transitions. Word has length 34 [2022-11-16 19:33:06,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:06,847 INFO L495 AbstractCegarLoop]: Abstraction has 357 states and 459 transitions. [2022-11-16 19:33:06,847 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) [2022-11-16 19:33:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 459 transitions. [2022-11-16 19:33:06,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 19:33:06,848 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:06,848 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] [2022-11-16 19:33:06,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:07,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-16 19:33:07,053 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)] === [2022-11-16 19:33:07,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:07,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1729964166, now seen corresponding path program 1 times [2022-11-16 19:33:07,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:07,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786535465] [2022-11-16 19:33:07,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:07,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:07,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:07,126 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:07,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786535465] [2022-11-16 19:33:07,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786535465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:07,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:07,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:33:07,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134661576] [2022-11-16 19:33:07,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:07,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:33:07,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:07,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:33:07,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:33:07,128 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) [2022-11-16 19:33:07,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:07,167 INFO L93 Difference]: Finished difference Result 564 states and 716 transitions. [2022-11-16 19:33:07,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:33:07,167 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 [2022-11-16 19:33:07,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:07,169 INFO L225 Difference]: With dead ends: 564 [2022-11-16 19:33:07,169 INFO L226 Difference]: Without dead ends: 457 [2022-11-16 19:33:07,170 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 [2022-11-16 19:33:07,170 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 [2022-11-16 19:33:07,171 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] [2022-11-16 19:33:07,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2022-11-16 19:33:07,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 426. [2022-11-16 19:33:07,188 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) [2022-11-16 19:33:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 567 transitions. [2022-11-16 19:33:07,190 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 567 transitions. Word has length 34 [2022-11-16 19:33:07,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:07,190 INFO L495 AbstractCegarLoop]: Abstraction has 426 states and 567 transitions. [2022-11-16 19:33:07,190 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) [2022-11-16 19:33:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 567 transitions. [2022-11-16 19:33:07,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 19:33:07,191 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:07,191 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] [2022-11-16 19:33:07,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 19:33:07,192 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)] === [2022-11-16 19:33:07,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:07,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1729963846, now seen corresponding path program 1 times [2022-11-16 19:33:07,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:07,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435876886] [2022-11-16 19:33:07,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:07,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:07,301 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:07,301 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:07,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435876886] [2022-11-16 19:33:07,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435876886] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:33:07,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838422329] [2022-11-16 19:33:07,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:07,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:07,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:07,304 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:07,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-16 19:33:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:07,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 19:33:07,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:07,440 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:07,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:33:07,505 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:07,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [838422329] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:33:07,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [242313258] [2022-11-16 19:33:07,508 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-16 19:33:07,508 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:33:07,509 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:33:07,509 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:33:07,509 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:33:07,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,563 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:33:07,564 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 [2022-11-16 19:33:07,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,577 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 24 treesize of output 32 [2022-11-16 19:33:07,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,641 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 [2022-11-16 19:33:07,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,695 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 [2022-11-16 19:33:07,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,760 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 [2022-11-16 19:33:07,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,821 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 [2022-11-16 19:33:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:07,933 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 [2022-11-16 19:33:08,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,033 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 [2022-11-16 19:33:08,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,108 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 [2022-11-16 19:33:08,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,277 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:08,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:08,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:08,329 INFO L321 Elim1Store]: treesize reduction 119, result has 11.2 percent of original size [2022-11-16 19:33:08,330 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 706 treesize of output 694 [2022-11-16 19:33:09,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,271 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:09,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,293 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:09,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,320 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:33:09,321 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 1158 treesize of output 1009 [2022-11-16 19:33:09,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:09,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,855 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:09,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:09,880 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:33:09,881 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 1158 treesize of output 1012 [2022-11-16 19:33:10,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:10,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:10,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:10,514 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:33:10,515 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 1158 treesize of output 1015 [2022-11-16 19:33:10,883 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 [2022-11-16 19:33:10,909 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 [2022-11-16 19:33:10,933 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 [2022-11-16 19:33:10,961 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 [2022-11-16 19:33:10,989 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 [2022-11-16 19:33:11,123 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 [2022-11-16 19:33:11,155 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 [2022-11-16 19:33:11,190 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 [2022-11-16 19:33:11,207 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:33:13,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [242313258] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:13,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-16 19:33:13,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [4, 4, 4] total 23 [2022-11-16 19:33:13,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367263583] [2022-11-16 19:33:13,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:13,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-16 19:33:13,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:13,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-16 19:33:13,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2022-11-16 19:33:13,623 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) [2022-11-16 19:33:22,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:22,479 INFO L93 Difference]: Finished difference Result 582 states and 759 transitions. [2022-11-16 19:33:22,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-16 19:33:22,480 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 [2022-11-16 19:33:22,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:22,482 INFO L225 Difference]: With dead ends: 582 [2022-11-16 19:33:22,482 INFO L226 Difference]: Without dead ends: 459 [2022-11-16 19:33:22,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 67 SyntacticMatches, 15 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 412 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=329, Invalid=1003, Unknown=0, NotChecked=0, Total=1332 [2022-11-16 19:33:22,483 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 263 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 1.9s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:22,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 104 Invalid, 1203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-16 19:33:22,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2022-11-16 19:33:22,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 402. [2022-11-16 19:33:22,502 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) [2022-11-16 19:33:22,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 513 transitions. [2022-11-16 19:33:22,503 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 513 transitions. Word has length 34 [2022-11-16 19:33:22,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:22,504 INFO L495 AbstractCegarLoop]: Abstraction has 402 states and 513 transitions. [2022-11-16 19:33:22,504 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) [2022-11-16 19:33:22,504 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 513 transitions. [2022-11-16 19:33:22,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 19:33:22,505 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:22,505 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] [2022-11-16 19:33:22,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-16 19:33:22,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-16 19:33:22,710 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)] === [2022-11-16 19:33:22,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:22,711 INFO L85 PathProgramCache]: Analyzing trace with hash -557463120, now seen corresponding path program 1 times [2022-11-16 19:33:22,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:22,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380179861] [2022-11-16 19:33:22,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:22,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:22,779 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:22,779 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:22,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380179861] [2022-11-16 19:33:22,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380179861] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:33:22,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052909422] [2022-11-16 19:33:22,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:22,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:22,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:22,781 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:22,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-16 19:33:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:22,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 19:33:22,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:22,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:33:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:22,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052909422] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:33:22,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [584792811] [2022-11-16 19:33:22,974 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2022-11-16 19:33:22,974 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:33:22,976 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:33:22,976 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:33:22,976 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:33:23,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,036 INFO L321 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2022-11-16 19:33:23,036 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 24 treesize of output 40 [2022-11-16 19:33:23,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,081 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:33:23,081 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 [2022-11-16 19:33:23,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,145 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 [2022-11-16 19:33:23,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,198 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 [2022-11-16 19:33:23,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,256 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 [2022-11-16 19:33:23,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,315 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 [2022-11-16 19:33:23,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,417 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 [2022-11-16 19:33:23,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,487 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 [2022-11-16 19:33:23,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,587 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 [2022-11-16 19:33:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:23,795 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:33:23,796 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 722 treesize of output 704 [2022-11-16 19:33:24,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,284 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:33:24,285 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 588 treesize of output 573 [2022-11-16 19:33:24,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,568 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:33:24,569 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 594 treesize of output 582 [2022-11-16 19:33:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:24,882 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:33:24,883 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 600 treesize of output 591 [2022-11-16 19:33:25,111 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 [2022-11-16 19:33:25,149 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 [2022-11-16 19:33:25,176 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 [2022-11-16 19:33:25,206 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 [2022-11-16 19:33:25,234 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 [2022-11-16 19:33:25,371 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 [2022-11-16 19:33:25,405 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 [2022-11-16 19:33:25,434 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 [2022-11-16 19:33:25,451 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:33:27,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [584792811] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:27,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-16 19:33:27,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [4, 4, 4] total 23 [2022-11-16 19:33:27,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830592364] [2022-11-16 19:33:27,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:27,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-16 19:33:27,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:27,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-16 19:33:27,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2022-11-16 19:33:27,891 INFO L87 Difference]: Start difference. First operand 402 states and 513 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) [2022-11-16 19:33:35,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:35,224 INFO L93 Difference]: Finished difference Result 503 states and 613 transitions. [2022-11-16 19:33:35,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-16 19:33:35,226 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 [2022-11-16 19:33:35,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:35,228 INFO L225 Difference]: With dead ends: 503 [2022-11-16 19:33:35,228 INFO L226 Difference]: Without dead ends: 434 [2022-11-16 19:33:35,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 69 SyntacticMatches, 13 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 381 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=282, Invalid=908, Unknown=0, NotChecked=0, Total=1190 [2022-11-16 19:33:35,229 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 354 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 789 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:35,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [354 Valid, 85 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 789 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 19:33:35,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-11-16 19:33:35,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 373. [2022-11-16 19:33:35,248 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) [2022-11-16 19:33:35,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 460 transitions. [2022-11-16 19:33:35,256 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 460 transitions. Word has length 34 [2022-11-16 19:33:35,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:35,258 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 460 transitions. [2022-11-16 19:33:35,258 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) [2022-11-16 19:33:35,259 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 460 transitions. [2022-11-16 19:33:35,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-16 19:33:35,260 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:35,260 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] [2022-11-16 19:33:35,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-16 19:33:35,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:35,465 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)] === [2022-11-16 19:33:35,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:35,466 INFO L85 PathProgramCache]: Analyzing trace with hash 216070036, now seen corresponding path program 1 times [2022-11-16 19:33:35,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:35,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818101090] [2022-11-16 19:33:35,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:35,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:35,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 19:33:35,549 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:35,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818101090] [2022-11-16 19:33:35,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818101090] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:33:35,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771775247] [2022-11-16 19:33:35,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:35,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:35,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:35,555 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:35,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-16 19:33:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:35,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 19:33:35,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:35,659 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 19:33:35,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:33:35,693 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 19:33:35,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771775247] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:33:35,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1891327194] [2022-11-16 19:33:35,697 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-16 19:33:35,697 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:33:35,698 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:33:35,698 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:33:35,698 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:33:35,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:35,759 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:33:35,759 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 [2022-11-16 19:33:35,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:35,775 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 24 treesize of output 32 [2022-11-16 19:33:35,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:35,883 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 [2022-11-16 19:33:35,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:35,961 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 [2022-11-16 19:33:36,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,039 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 [2022-11-16 19:33:36,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,115 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 [2022-11-16 19:33:36,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,228 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 [2022-11-16 19:33:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,319 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 [2022-11-16 19:33:36,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,423 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 [2022-11-16 19:33:36,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,662 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:36,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,680 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:36,717 INFO L321 Elim1Store]: treesize reduction 119, result has 11.2 percent of original size [2022-11-16 19:33:36,718 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 706 treesize of output 694 [2022-11-16 19:33:37,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:37,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,263 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:37,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,290 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:33:37,291 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 601 treesize of output 586 [2022-11-16 19:33:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:37,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:37,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,642 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:33:37,643 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 607 treesize of output 595 [2022-11-16 19:33:37,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,912 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:37,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:33:37,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:37,969 INFO L321 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-11-16 19:33:37,970 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 613 treesize of output 604 [2022-11-16 19:33:38,129 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 [2022-11-16 19:33:38,163 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 [2022-11-16 19:33:38,195 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 [2022-11-16 19:33:38,221 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 [2022-11-16 19:33:38,250 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 [2022-11-16 19:33:38,577 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 [2022-11-16 19:33:38,614 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 [2022-11-16 19:33:38,651 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 [2022-11-16 19:33:38,669 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:33:41,875 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '9715#(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 [2022-11-16 19:33:41,875 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-16 19:33:41,875 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 19:33:41,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2022-11-16 19:33:41,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461704080] [2022-11-16 19:33:41,876 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 19:33:41,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-16 19:33:41,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:41,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-16 19:33:41,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=787, Unknown=0, NotChecked=0, Total=930 [2022-11-16 19:33:41,877 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) [2022-11-16 19:33:42,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:42,294 INFO L93 Difference]: Finished difference Result 446 states and 535 transitions. [2022-11-16 19:33:42,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-16 19:33:42,295 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 [2022-11-16 19:33:42,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:42,297 INFO L225 Difference]: With dead ends: 446 [2022-11-16 19:33:42,297 INFO L226 Difference]: Without dead ends: 445 [2022-11-16 19:33:42,297 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 74 SyntacticMatches, 14 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 660 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=215, Invalid=1191, Unknown=0, NotChecked=0, Total=1406 [2022-11-16 19:33:42,298 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 179 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:42,298 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 119 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 19:33:42,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2022-11-16 19:33:42,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 381. [2022-11-16 19:33:42,318 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) [2022-11-16 19:33:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 470 transitions. [2022-11-16 19:33:42,320 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 470 transitions. Word has length 38 [2022-11-16 19:33:42,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:42,320 INFO L495 AbstractCegarLoop]: Abstraction has 381 states and 470 transitions. [2022-11-16 19:33:42,320 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) [2022-11-16 19:33:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 470 transitions. [2022-11-16 19:33:42,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 19:33:42,321 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:42,322 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] [2022-11-16 19:33:42,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:42,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:42,532 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)] === [2022-11-16 19:33:42,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:42,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1891763290, now seen corresponding path program 1 times [2022-11-16 19:33:42,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:42,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993728341] [2022-11-16 19:33:42,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:42,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:42,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 19:33:42,624 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:42,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993728341] [2022-11-16 19:33:42,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993728341] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:33:42,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [781188384] [2022-11-16 19:33:42,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:42,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:42,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:42,626 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:42,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-16 19:33:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:42,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 19:33:42,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:42,734 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 19:33:42,734 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:33:42,735 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [781188384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:42,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 19:33:42,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-16 19:33:42,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607245260] [2022-11-16 19:33:42,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:42,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 19:33:42,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:42,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 19:33:42,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-16 19:33:42,736 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) [2022-11-16 19:33:42,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:42,909 INFO L93 Difference]: Finished difference Result 441 states and 530 transitions. [2022-11-16 19:33:42,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 19:33:42,909 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 [2022-11-16 19:33:42,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:42,911 INFO L225 Difference]: With dead ends: 441 [2022-11-16 19:33:42,911 INFO L226 Difference]: Without dead ends: 440 [2022-11-16 19:33:42,913 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 [2022-11-16 19:33:42,914 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 97 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:42,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 148 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 19:33:42,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2022-11-16 19:33:42,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 380. [2022-11-16 19:33:42,934 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) [2022-11-16 19:33:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 467 transitions. [2022-11-16 19:33:42,936 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 467 transitions. Word has length 39 [2022-11-16 19:33:42,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:42,936 INFO L495 AbstractCegarLoop]: Abstraction has 380 states and 467 transitions. [2022-11-16 19:33:42,936 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) [2022-11-16 19:33:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 467 transitions. [2022-11-16 19:33:42,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-16 19:33:42,937 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:42,937 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] [2022-11-16 19:33:42,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:43,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-16 19:33:43,143 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)] === [2022-11-16 19:33:43,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:43,143 INFO L85 PathProgramCache]: Analyzing trace with hash -1798436790, now seen corresponding path program 2 times [2022-11-16 19:33:43,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:43,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658600455] [2022-11-16 19:33:43,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:43,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 19:33:43,326 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:43,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658600455] [2022-11-16 19:33:43,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658600455] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:33:43,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506876684] [2022-11-16 19:33:43,327 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 19:33:43,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:43,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:43,328 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:43,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-16 19:33:43,402 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-16 19:33:43,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 19:33:43,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 19:33:43,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:43,472 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-16 19:33:43,472 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:33:43,543 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-16 19:33:43,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506876684] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 19:33:43,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1491717159] [2022-11-16 19:33:43,545 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-16 19:33:43,545 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:33:43,546 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:33:43,546 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:33:43,546 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:33:43,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:43,595 INFO L321 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2022-11-16 19:33:43,595 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 24 treesize of output 40 [2022-11-16 19:33:43,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:43,634 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 19:33:43,634 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 [2022-11-16 19:33:43,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:43,732 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 [2022-11-16 19:33:43,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:43,800 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 [2022-11-16 19:33:43,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:43,870 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 [2022-11-16 19:33:43,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:43,938 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 [2022-11-16 19:33:44,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,066 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 [2022-11-16 19:33:44,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,126 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 [2022-11-16 19:33:44,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,211 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 [2022-11-16 19:33:44,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,463 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:33:44,464 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 722 treesize of output 704 [2022-11-16 19:33:44,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:44,964 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:33:44,964 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 588 treesize of output 573 [2022-11-16 19:33:45,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,255 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:33:45,256 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 594 treesize of output 582 [2022-11-16 19:33:45,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:45,558 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-11-16 19:33:45,558 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 600 treesize of output 591 [2022-11-16 19:33:45,768 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 [2022-11-16 19:33:45,810 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 [2022-11-16 19:33:45,840 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 [2022-11-16 19:33:45,872 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 [2022-11-16 19:33:45,904 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 [2022-11-16 19:33:46,216 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 [2022-11-16 19:33:46,243 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 [2022-11-16 19:33:46,273 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 [2022-11-16 19:33:46,286 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:33:49,715 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '11872#(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 [2022-11-16 19:33:49,715 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-16 19:33:49,716 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 19:33:49,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 2, 2] total 13 [2022-11-16 19:33:49,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749068357] [2022-11-16 19:33:49,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 19:33:49,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-16 19:33:49,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:49,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-16 19:33:49,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=909, Unknown=0, NotChecked=0, Total=1056 [2022-11-16 19:33:49,718 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) [2022-11-16 19:33:50,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:50,125 INFO L93 Difference]: Finished difference Result 444 states and 532 transitions. [2022-11-16 19:33:50,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-16 19:33:50,126 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 [2022-11-16 19:33:50,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:50,127 INFO L225 Difference]: With dead ends: 444 [2022-11-16 19:33:50,128 INFO L226 Difference]: Without dead ends: 287 [2022-11-16 19:33:50,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 105 SyntacticMatches, 15 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 664 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=272, Invalid=1620, Unknown=0, NotChecked=0, Total=1892 [2022-11-16 19:33:50,131 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 193 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:50,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 143 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 19:33:50,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2022-11-16 19:33:50,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 273. [2022-11-16 19:33:50,151 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) [2022-11-16 19:33:50,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 346 transitions. [2022-11-16 19:33:50,153 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 346 transitions. Word has length 47 [2022-11-16 19:33:50,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:50,153 INFO L495 AbstractCegarLoop]: Abstraction has 273 states and 346 transitions. [2022-11-16 19:33:50,154 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) [2022-11-16 19:33:50,154 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 346 transitions. [2022-11-16 19:33:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-16 19:33:50,155 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:50,155 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] [2022-11-16 19:33:50,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:50,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-16 19:33:50,360 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)] === [2022-11-16 19:33:50,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:50,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1209492646, now seen corresponding path program 1 times [2022-11-16 19:33:50,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:50,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770856499] [2022-11-16 19:33:50,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:50,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:50,399 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:50,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770856499] [2022-11-16 19:33:50,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770856499] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:50,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:50,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:33:50,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384918356] [2022-11-16 19:33:50,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:50,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:33:50,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:50,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:33:50,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:33:50,401 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) [2022-11-16 19:33:50,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:50,421 INFO L93 Difference]: Finished difference Result 295 states and 346 transitions. [2022-11-16 19:33:50,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:33:50,422 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 [2022-11-16 19:33:50,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:50,423 INFO L225 Difference]: With dead ends: 295 [2022-11-16 19:33:50,423 INFO L226 Difference]: Without dead ends: 191 [2022-11-16 19:33:50,423 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 [2022-11-16 19:33:50,424 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 [2022-11-16 19:33:50,424 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] [2022-11-16 19:33:50,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2022-11-16 19:33:50,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2022-11-16 19:33:50,432 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) [2022-11-16 19:33:50,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 217 transitions. [2022-11-16 19:33:50,433 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 217 transitions. Word has length 54 [2022-11-16 19:33:50,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:50,434 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 217 transitions. [2022-11-16 19:33:50,434 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) [2022-11-16 19:33:50,434 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 217 transitions. [2022-11-16 19:33:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-16 19:33:50,435 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:50,435 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] [2022-11-16 19:33:50,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-16 19:33:50,435 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)] === [2022-11-16 19:33:50,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:50,436 INFO L85 PathProgramCache]: Analyzing trace with hash -975081104, now seen corresponding path program 1 times [2022-11-16 19:33:50,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:50,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869479444] [2022-11-16 19:33:50,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:50,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:50,474 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:50,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869479444] [2022-11-16 19:33:50,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869479444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:50,475 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:50,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:33:50,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507631089] [2022-11-16 19:33:50,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:50,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:33:50,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:50,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:33:50,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:33:50,476 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) [2022-11-16 19:33:50,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:50,497 INFO L93 Difference]: Finished difference Result 265 states and 308 transitions. [2022-11-16 19:33:50,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:33:50,498 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 [2022-11-16 19:33:50,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:50,499 INFO L225 Difference]: With dead ends: 265 [2022-11-16 19:33:50,499 INFO L226 Difference]: Without dead ends: 171 [2022-11-16 19:33:50,499 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 [2022-11-16 19:33:50,500 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 [2022-11-16 19:33:50,500 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] [2022-11-16 19:33:50,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2022-11-16 19:33:50,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2022-11-16 19:33:50,508 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) [2022-11-16 19:33:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 189 transitions. [2022-11-16 19:33:50,509 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 189 transitions. Word has length 54 [2022-11-16 19:33:50,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:50,509 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 189 transitions. [2022-11-16 19:33:50,510 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) [2022-11-16 19:33:50,510 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 189 transitions. [2022-11-16 19:33:50,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-16 19:33:50,510 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:50,511 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] [2022-11-16 19:33:50,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-16 19:33:50,511 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)] === [2022-11-16 19:33:50,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:50,512 INFO L85 PathProgramCache]: Analyzing trace with hash 622917148, now seen corresponding path program 1 times [2022-11-16 19:33:50,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:50,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191225389] [2022-11-16 19:33:50,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:50,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:50,549 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:50,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191225389] [2022-11-16 19:33:50,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191225389] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:50,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:50,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:33:50,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267400275] [2022-11-16 19:33:50,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:50,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:33:50,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:50,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:33:50,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:33:50,551 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) [2022-11-16 19:33:50,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:50,567 INFO L93 Difference]: Finished difference Result 185 states and 189 transitions. [2022-11-16 19:33:50,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:33:50,568 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 [2022-11-16 19:33:50,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:50,568 INFO L225 Difference]: With dead ends: 185 [2022-11-16 19:33:50,568 INFO L226 Difference]: Without dead ends: 96 [2022-11-16 19:33:50,569 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 [2022-11-16 19:33:50,569 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 [2022-11-16 19:33:50,570 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] [2022-11-16 19:33:50,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-11-16 19:33:50,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-11-16 19:33:50,575 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) [2022-11-16 19:33:50,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 97 transitions. [2022-11-16 19:33:50,575 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 97 transitions. Word has length 54 [2022-11-16 19:33:50,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:50,576 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 97 transitions. [2022-11-16 19:33:50,576 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) [2022-11-16 19:33:50,576 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2022-11-16 19:33:50,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-16 19:33:50,576 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:50,577 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] [2022-11-16 19:33:50,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-16 19:33:50,577 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)] === [2022-11-16 19:33:50,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:50,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1418090736, now seen corresponding path program 2 times [2022-11-16 19:33:50,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:50,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775684121] [2022-11-16 19:33:50,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:50,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:50,614 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 19:33:50,614 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:50,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775684121] [2022-11-16 19:33:50,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775684121] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:50,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:50,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 19:33:50,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143401902] [2022-11-16 19:33:50,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:50,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 19:33:50,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:50,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 19:33:50,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 19:33:50,616 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) [2022-11-16 19:33:50,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:50,631 INFO L93 Difference]: Finished difference Result 96 states and 97 transitions. [2022-11-16 19:33:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 19:33:50,632 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 [2022-11-16 19:33:50,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:50,632 INFO L225 Difference]: With dead ends: 96 [2022-11-16 19:33:50,632 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 19:33:50,633 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 [2022-11-16 19:33:50,633 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 [2022-11-16 19:33:50,634 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] [2022-11-16 19:33:50,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 19:33:50,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 19:33:50,634 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) [2022-11-16 19:33:50,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 19:33:50,635 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2022-11-16 19:33:50,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:50,635 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 19:33:50,635 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) [2022-11-16 19:33:50,635 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 19:33:50,636 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 19:33:50,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 38 remaining) [2022-11-16 19:33:50,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 38 remaining) [2022-11-16 19:33:50,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 38 remaining) [2022-11-16 19:33:50,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 38 remaining) [2022-11-16 19:33:50,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 38 remaining) [2022-11-16 19:33:50,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 38 remaining) [2022-11-16 19:33:50,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 38 remaining) [2022-11-16 19:33:50,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 38 remaining) [2022-11-16 19:33:50,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 38 remaining) [2022-11-16 19:33:50,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 38 remaining) [2022-11-16 19:33:50,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 38 remaining) [2022-11-16 19:33:50,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 38 remaining) [2022-11-16 19:33:50,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 38 remaining) [2022-11-16 19:33:50,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 38 remaining) [2022-11-16 19:33:50,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 38 remaining) [2022-11-16 19:33:50,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 38 remaining) [2022-11-16 19:33:50,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 38 remaining) [2022-11-16 19:33:50,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 38 remaining) [2022-11-16 19:33:50,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 38 remaining) [2022-11-16 19:33:50,642 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 38 remaining) [2022-11-16 19:33:50,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 38 remaining) [2022-11-16 19:33:50,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 38 remaining) [2022-11-16 19:33:50,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 38 remaining) [2022-11-16 19:33:50,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 38 remaining) [2022-11-16 19:33:50,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 38 remaining) [2022-11-16 19:33:50,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 38 remaining) [2022-11-16 19:33:50,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 38 remaining) [2022-11-16 19:33:50,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 38 remaining) [2022-11-16 19:33:50,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 38 remaining) [2022-11-16 19:33:50,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 38 remaining) [2022-11-16 19:33:50,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 38 remaining) [2022-11-16 19:33:50,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 38 remaining) [2022-11-16 19:33:50,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 38 remaining) [2022-11-16 19:33:50,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 38 remaining) [2022-11-16 19:33:50,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 38 remaining) [2022-11-16 19:33:50,645 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 38 remaining) [2022-11-16 19:33:50,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 38 remaining) [2022-11-16 19:33:50,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 38 remaining) [2022-11-16 19:33:50,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-16 19:33:50,648 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 19:33:53,627 INFO L899 garLoopResultBuilder]: For program point L68-3(line 68) no Hoare annotation was computed. [2022-11-16 19:33:53,627 INFO L899 garLoopResultBuilder]: For program point L68-4(line 68) no Hoare annotation was computed. [2022-11-16 19:33:53,628 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2022-11-16 19:33:53,628 INFO L895 garLoopResultBuilder]: At program point L68-5(lines 68 71) the Hoare annotation is: (let ((.cse30 (select |#memory_int| 1)) (.cse29 (select |#memory_int| 2))) (let ((.cse0 (= (select |#length| 3) 12)) (.cse1 (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7)) (.cse2 (= (select |#valid| |ULTIMATE.start_main_~#volArray~0#1.base|) 1)) (.cse3 (= (select .cse29 5) 0)) (.cse4 (= 114 (select .cse29 1))) (.cse5 (= 52 (select .cse29 2))) (.cse6 (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5)) (.cse7 (= 2 (select |#length| 1))) (.cse8 (= (select |#valid| 3) 1)) (.cse9 (<= ~CELLCOUNT~0 2147483647)) (.cse10 (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1)) (.cse11 (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0)) (.cse12 (< 1 ~CELLCOUNT~0)) (.cse13 (= (select |#valid| 1) 1)) (.cse14 (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3)) (.cse15 (= (select .cse29 4) 99)) (.cse16 (= 112 (select .cse29 0))) (.cse17 (= ~CELLCOUNT~0 (* (div ~CELLCOUNT~0 4) 4))) (.cse18 (= (select |#valid| 0) 0)) (.cse19 (= (select |#length| |ULTIMATE.start_main_~#volArray~0#1.base|) (* ~CELLCOUNT~0 4))) (.cse20 (= (select |#valid| 2) 1)) (.cse21 (= |#NULL.offset| 0)) (.cse22 (= (select .cse30 0) 48)) (.cse23 (= (select .cse30 1) 0)) (.cse24 (< |#StackHeapBarrier| |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse25 (= 46 (select .cse29 3))) (.cse26 (= 6 (select |#length| 2))) (.cse27 (< 0 |#StackHeapBarrier|)) (.cse28 (= |#NULL.base| 0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_main_~i~0#1|) .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)))) [2022-11-16 19:33:53,629 INFO L899 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2022-11-16 19:33:53,629 INFO L899 garLoopResultBuilder]: For program point L60-1(line 60) no Hoare annotation was computed. [2022-11-16 19:33:53,629 INFO L899 garLoopResultBuilder]: For program point L60-2(line 60) no Hoare annotation was computed. [2022-11-16 19:33:53,629 INFO L899 garLoopResultBuilder]: For program point L60-3(line 60) no Hoare annotation was computed. [2022-11-16 19:33:53,629 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2022-11-16 19:33:53,629 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-11-16 19:33:53,630 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 46) no Hoare annotation was computed. [2022-11-16 19:33:53,630 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2022-11-16 19:33:53,630 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2022-11-16 19:33:53,630 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2022-11-16 19:33:53,630 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 19:33:53,630 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 46) no Hoare annotation was computed. [2022-11-16 19:33:53,630 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-11-16 19:33:53,631 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW(line 68) no Hoare annotation was computed. [2022-11-16 19:33:53,631 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2022-11-16 19:33:53,631 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-11-16 19:33:53,631 INFO L899 garLoopResultBuilder]: For program point L37-1(line 37) no Hoare annotation was computed. [2022-11-16 19:33:53,631 INFO L899 garLoopResultBuilder]: For program point L37-2(line 37) no Hoare annotation was computed. [2022-11-16 19:33:53,631 INFO L899 garLoopResultBuilder]: For program point L37-3(line 37) no Hoare annotation was computed. [2022-11-16 19:33:53,631 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2022-11-16 19:33:53,632 INFO L899 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2022-11-16 19:33:53,632 INFO L899 garLoopResultBuilder]: For program point L29-2(lines 29 66) no Hoare annotation was computed. [2022-11-16 19:33:53,632 INFO L899 garLoopResultBuilder]: For program point L29-4(lines 29 66) no Hoare annotation was computed. [2022-11-16 19:33:53,632 INFO L899 garLoopResultBuilder]: For program point L29-5(line 29) no Hoare annotation was computed. [2022-11-16 19:33:53,632 INFO L899 garLoopResultBuilder]: For program point L29-6(line 29) no Hoare annotation was computed. [2022-11-16 19:33:53,632 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 46) no Hoare annotation was computed. [2022-11-16 19:33:53,633 INFO L895 garLoopResultBuilder]: At program point L29-7(lines 29 66) the Hoare annotation is: (let ((.cse43 (select |#memory_int| 1)) (.cse41 (div ~CELLCOUNT~0 4)) (.cse28 (mod ~CELLCOUNT~0 4)) (.cse39 (select |#memory_int| |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse40 (* 16 |ULTIMATE.start_main_~i~0#1|)) (.cse42 (select |#memory_int| 2))) (let ((.cse4 (<= 2 ~CELLCOUNT~0)) (.cse0 (= (select |#length| 3) 12)) (.cse1 (= (select |#valid| |ULTIMATE.start_main_~#volArray~0#1.base|) 1)) (.cse2 (= (select .cse42 5) 0)) (.cse3 (= 114 (select .cse42 1))) (.cse5 (= 52 (select .cse42 2))) (.cse29 (= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5)) (.cse38 (select .cse39 (+ (- 20) |ULTIMATE.start_main_~#volArray~0#1.offset| .cse40))) (.cse6 (= 2 (select |#length| 1))) (.cse7 (= (select |#valid| 3) 1)) (.cse8 (<= 7 |ULTIMATE.start_main_~CCCELVOL3~0#1|)) (.cse9 (<= ~CELLCOUNT~0 2147483647)) (.cse30 (= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1)) (.cse31 (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0)) (.cse32 (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)) (.cse10 (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|)) (.cse27 (and (not (= .cse28 0)) (< ~CELLCOUNT~0 0))) (.cse11 (= (select |#valid| 1) 1)) (.cse33 (= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3)) (.cse34 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (.cse13 (= (select .cse42 4) 99)) (.cse14 (= 112 (select .cse42 0))) (.cse35 (= ~CELLCOUNT~0 (* .cse41 4))) (.cse15 (= (select |#valid| 0) 0)) (.cse16 (<= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7)) (.cse17 (= (select |#length| |ULTIMATE.start_main_~#volArray~0#1.base|) (* ~CELLCOUNT~0 4))) (.cse18 (= (select |#valid| 2) 1)) (.cse36 (= |#NULL.offset| 0)) (.cse19 (= (select .cse43 0) 48)) (.cse37 (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1)) (.cse20 (= (select .cse43 1) 0)) (.cse21 (< |#StackHeapBarrier| |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse22 (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (.cse23 (= 46 (select .cse42 3))) (.cse24 (= 6 (select |#length| 2))) (.cse25 (< 0 |#StackHeapBarrier|)) (.cse26 (= |#NULL.base| 0))) (or (let ((.cse12 (= (ite .cse27 (+ .cse28 (- 4)) .cse28) 0))) (and (<= 3 |ULTIMATE.start_main_~CCCELVOL2~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_main_~i~0#1| 1) .cse7 .cse8 (<= 0 |ULTIMATE.start_main_~#volArray~0#1.offset|) (<= |#NULL.offset| 0) .cse9 (<= |ULTIMATE.start_main_~CCCELVOL2~0#1| 3) .cse10 .cse11 (<= |ULTIMATE.start_main_~CCCELVOL1~0#1| 1) .cse12 .cse13 .cse14 .cse15 (<= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) .cse16 .cse17 (not (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)) (= (ite .cse12 1 0) |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) .cse18 .cse19 (<= 0 |#NULL.offset|) .cse20 (<= |ULTIMATE.start_main_~CCCELVOL4~0#1| 5) .cse21 .cse22 (<= 1 |ULTIMATE.start_main_~CCCELVOL1~0#1|) .cse23 (<= 5 |ULTIMATE.start_main_~CCCELVOL4~0#1|) .cse24 .cse25 .cse26)) (and .cse0 (= |ULTIMATE.start_main_~CCCELVOL3~0#1| 7) .cse1 .cse2 .cse3 .cse4 .cse5 .cse29 .cse6 .cse7 .cse9 (<= (* |ULTIMATE.start_main_~i~0#1| 4) 2147483648) .cse30 .cse31 .cse32 .cse10 .cse11 .cse33 .cse34 .cse13 .cse14 .cse35 .cse15 .cse17 .cse18 .cse36 .cse19 .cse37 .cse20 (= .cse38 0) .cse21 .cse22 .cse23 (< |ULTIMATE.start_main_~CCCELVOL1~0#1| |ULTIMATE.start_main_~MINVAL~0#1|) .cse24 .cse25 .cse26) (and (= |ULTIMATE.start_main_~CCCELVOL4~0#1| (select .cse39 (+ |ULTIMATE.start_main_~#volArray~0#1.offset| .cse40 (- 32)))) .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_main_~MINVAL~0#1| |ULTIMATE.start_main_~CCCELVOL1~0#1|) .cse5 .cse29 (= .cse38 |ULTIMATE.start_main_~CCCELVOL1~0#1|) .cse6 .cse7 .cse8 .cse9 .cse30 .cse31 .cse32 .cse10 (<= |ULTIMATE.start_main_~i~0#1| (+ (ite .cse27 (+ .cse41 1) .cse41) 1)) .cse11 .cse33 .cse34 .cse13 .cse14 .cse35 .cse15 .cse16 .cse17 .cse18 .cse36 .cse19 (= |ULTIMATE.start_main_~CCCELVOL2~0#1| (select .cse39 (+ |ULTIMATE.start_main_~#volArray~0#1.offset| .cse40 (- 24)))) .cse37 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 (= |ULTIMATE.start_main_~CCCELVOL3~0#1| (select .cse39 (+ |ULTIMATE.start_main_~#volArray~0#1.offset| (- 28) .cse40))) .cse26)))) [2022-11-16 19:33:53,633 INFO L899 garLoopResultBuilder]: For program point L29-8(lines 29 66) no Hoare annotation was computed. [2022-11-16 19:33:53,634 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-11-16 19:33:53,634 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2022-11-16 19:33:53,634 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-11-16 19:33:53,634 INFO L899 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2022-11-16 19:33:53,634 INFO L899 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2022-11-16 19:33:53,634 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2022-11-16 19:33:53,634 INFO L899 garLoopResultBuilder]: For program point L46-3(line 46) no Hoare annotation was computed. [2022-11-16 19:33:53,635 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-11-16 19:33:53,635 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-11-16 19:33:53,635 INFO L899 garLoopResultBuilder]: For program point L55-1(line 55) no Hoare annotation was computed. [2022-11-16 19:33:53,635 INFO L899 garLoopResultBuilder]: For program point L55-2(line 55) no Hoare annotation was computed. [2022-11-16 19:33:53,635 INFO L899 garLoopResultBuilder]: For program point L55-3(line 55) no Hoare annotation was computed. [2022-11-16 19:33:53,635 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 60) no Hoare annotation was computed. [2022-11-16 19:33:53,636 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2022-11-16 19:33:53,636 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-11-16 19:33:53,636 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 38) no Hoare annotation was computed. [2022-11-16 19:33:53,636 INFO L899 garLoopResultBuilder]: For program point L64-1(line 64) no Hoare annotation was computed. [2022-11-16 19:33:53,636 INFO L899 garLoopResultBuilder]: For program point L64-2(line 64) no Hoare annotation was computed. [2022-11-16 19:33:53,636 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 66) no Hoare annotation was computed. [2022-11-16 19:33:53,636 INFO L899 garLoopResultBuilder]: For program point L64-3(line 64) no Hoare annotation was computed. [2022-11-16 19:33:53,636 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-11-16 19:33:53,637 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 60) no Hoare annotation was computed. [2022-11-16 19:33:53,637 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW(line 68) no Hoare annotation was computed. [2022-11-16 19:33:53,637 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2022-11-16 19:33:53,637 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)))) [2022-11-16 19:33:53,637 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 66) no Hoare annotation was computed. [2022-11-16 19:33:53,637 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2022-11-16 19:33:53,638 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 60) no Hoare annotation was computed. [2022-11-16 19:33:53,638 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-11-16 19:33:53,638 INFO L899 garLoopResultBuilder]: For program point L16(lines 16 72) no Hoare annotation was computed. [2022-11-16 19:33:53,638 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2022-11-16 19:33:53,638 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 66) no Hoare annotation was computed. [2022-11-16 19:33:53,638 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2022-11-16 19:33:53,638 INFO L899 garLoopResultBuilder]: For program point L16-2(lines 16 72) no Hoare annotation was computed. [2022-11-16 19:33:53,639 INFO L899 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2022-11-16 19:33:53,639 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 19:33:53,639 INFO L899 garLoopResultBuilder]: For program point L33-1(line 33) no Hoare annotation was computed. [2022-11-16 19:33:53,639 INFO L899 garLoopResultBuilder]: For program point L33-2(line 33) no Hoare annotation was computed. [2022-11-16 19:33:53,639 INFO L899 garLoopResultBuilder]: For program point L33-3(line 33) no Hoare annotation was computed. [2022-11-16 19:33:53,639 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2022-11-16 19:33:53,639 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 60) no Hoare annotation was computed. [2022-11-16 19:33:53,640 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-11-16 19:33:53,640 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2022-11-16 19:33:53,640 INFO L899 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2022-11-16 19:33:53,640 INFO L899 garLoopResultBuilder]: For program point L42-1(line 42) no Hoare annotation was computed. [2022-11-16 19:33:53,640 INFO L899 garLoopResultBuilder]: For program point L42-2(line 42) no Hoare annotation was computed. [2022-11-16 19:33:53,640 INFO L899 garLoopResultBuilder]: For program point L42-3(line 42) no Hoare annotation was computed. [2022-11-16 19:33:53,640 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-11-16 19:33:53,641 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2022-11-16 19:33:53,641 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2022-11-16 19:33:53,641 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2022-11-16 19:33:53,641 INFO L899 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2022-11-16 19:33:53,641 INFO L899 garLoopResultBuilder]: For program point L51-1(line 51) no Hoare annotation was computed. [2022-11-16 19:33:53,641 INFO L899 garLoopResultBuilder]: For program point L51-2(line 51) no Hoare annotation was computed. [2022-11-16 19:33:53,641 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2022-11-16 19:33:53,642 INFO L899 garLoopResultBuilder]: For program point L51-3(line 51) no Hoare annotation was computed. [2022-11-16 19:33:53,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 46) no Hoare annotation was computed. [2022-11-16 19:33:53,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2022-11-16 19:33:53,645 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:33:53,648 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 19:33:53,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 07:33:53 BoogieIcfgContainer [2022-11-16 19:33:53,691 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 19:33:53,692 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 19:33:53,698 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 19:33:53,698 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 19:33:53,699 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:32:12" (3/4) ... [2022-11-16 19:33:53,702 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 19:33:53,715 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-11-16 19:33:53,716 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-16 19:33:53,716 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 19:33:53,716 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 19:33:53,716 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 19:33:53,744 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((((((3 <= CCCELVOL2 && unknown-#length-unknown[3] == 12) && \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]) && 2 == unknown-#length-unknown[1]) && i == 1) && \valid[3] == 1) && 7 <= CCCELVOL3) && 0 <= volArray) && #NULL <= 0) && CELLCOUNT <= 2147483647) && CCCELVOL2 <= 3) && 0 <= cond) && \valid[1] == 1) && CCCELVOL1 <= 1) && (if !(CELLCOUNT % 4 == 0) && CELLCOUNT < 0 then CELLCOUNT % 4 + -4 else CELLCOUNT % 4) == 0) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && \valid[0] == 0) && volArray <= 0) && CCCELVOL3 <= 7) && unknown-#length-unknown[volArray] == CELLCOUNT * 4) && !(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) && CCCELVOL4 <= 5) && unknown-#StackHeapBarrier-unknown < volArray) && cond <= 1) && 1 <= CCCELVOL1) && 46 == unknown-#memory_int-unknown[2][3]) && 5 <= CCCELVOL4) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) || ((((((((((((((((((((((((((((((((((((unknown-#length-unknown[3] == 12 && CCCELVOL3 == 7) && \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) && unknown-#length-unknown[volArray] == CELLCOUNT * 4) && \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) && \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) && unknown-#length-unknown[volArray] == CELLCOUNT * 4) && \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) [2022-11-16 19:33:53,762 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/witness.graphml [2022-11-16 19:33:53,762 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 19:33:53,763 INFO L158 Benchmark]: Toolchain (without parser) took 102429.33ms. Allocated memory was 130.0MB in the beginning and 343.9MB in the end (delta: 213.9MB). Free memory was 91.1MB in the beginning and 204.3MB in the end (delta: -113.2MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2022-11-16 19:33:53,763 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 107.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:33:53,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.92ms. Allocated memory is still 130.0MB. Free memory was 90.7MB in the beginning and 103.3MB in the end (delta: -12.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 19:33:53,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.29ms. Allocated memory is still 130.0MB. Free memory was 103.3MB in the beginning and 101.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 19:33:53,764 INFO L158 Benchmark]: Boogie Preprocessor took 26.83ms. Allocated memory is still 130.0MB. Free memory was 101.2MB in the beginning and 100.4MB in the end (delta: 854.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:33:53,764 INFO L158 Benchmark]: RCFGBuilder took 563.83ms. Allocated memory is still 130.0MB. Free memory was 99.8MB in the beginning and 80.3MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-16 19:33:53,765 INFO L158 Benchmark]: TraceAbstraction took 101451.86ms. Allocated memory was 130.0MB in the beginning and 343.9MB in the end (delta: 213.9MB). Free memory was 79.6MB in the beginning and 208.5MB in the end (delta: -128.8MB). Peak memory consumption was 189.8MB. Max. memory is 16.1GB. [2022-11-16 19:33:53,765 INFO L158 Benchmark]: Witness Printer took 70.90ms. Allocated memory is still 343.9MB. Free memory was 208.5MB in the beginning and 204.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 19:33:53,766 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 107.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.92ms. Allocated memory is still 130.0MB. Free memory was 90.7MB in the beginning and 103.3MB in the end (delta: -12.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.29ms. Allocated memory is still 130.0MB. Free memory was 103.3MB in the beginning and 101.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.83ms. Allocated memory is still 130.0MB. Free memory was 101.2MB in the beginning and 100.4MB in the end (delta: 854.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 563.83ms. Allocated memory is still 130.0MB. Free memory was 99.8MB in the beginning and 80.3MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 101451.86ms. Allocated memory was 130.0MB in the beginning and 343.9MB in the end (delta: 213.9MB). Free memory was 79.6MB in the beginning and 208.5MB in the end (delta: -128.8MB). Peak memory consumption was 189.8MB. Max. memory is 16.1GB. * Witness Printer took 70.90ms. Allocated memory is still 343.9MB. Free memory was 208.5MB in the beginning and 204.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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: 101.3s, OverallIterations: 20, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 46.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3416 SdHoareTripleChecker+Valid, 9.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3416 mSDsluCounter, 2149 SdHoareTripleChecker+Invalid, 8.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 980 mSDsCounter, 597 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5663 IncrementalHoareTripleChecker+Invalid, 6260 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 597 mSolverCounterUnsat, 1169 mSDtfsCounter, 5663 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1057 GetRequests, 662 SyntacticMatches, 96 SemanticMatches, 299 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3320 ImplicationChecksByTransitivity, 56.5s 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: 0.3s AutomataMinimizationTime, 20 MinimizatonAttempts, 478 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 18 NumberOfFragments, 935 HoareAnnotationTreeSize, 3 FomulaSimplifications, 629 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 11007 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: 18.8s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 156, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 627, TOOLS_POST_TIME: 17.9s, 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: 17.6s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.5s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 824, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 18, DOMAIN_JOIN_TIME: 0.2s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME: 0.2s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 156, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME: 15.6s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 15.6s, 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) && \valid[volArray] == 1) && i == 0) && unknown-#memory_int-unknown[2][5] == 0) && 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) && unknown-#length-unknown[volArray] == CELLCOUNT * 4) && \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) && \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) && unknown-#length-unknown[volArray] == CELLCOUNT * 4) && \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: ((((((((((((((((((((((((((((((((((((((((3 <= CCCELVOL2 && unknown-#length-unknown[3] == 12) && \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]) && 2 == unknown-#length-unknown[1]) && i == 1) && \valid[3] == 1) && 7 <= CCCELVOL3) && 0 <= volArray) && #NULL <= 0) && CELLCOUNT <= 2147483647) && CCCELVOL2 <= 3) && 0 <= cond) && \valid[1] == 1) && CCCELVOL1 <= 1) && (if !(CELLCOUNT % 4 == 0) && CELLCOUNT < 0 then CELLCOUNT % 4 + -4 else CELLCOUNT % 4) == 0) && unknown-#memory_int-unknown[2][4] == 99) && 112 == unknown-#memory_int-unknown[2][0]) && \valid[0] == 0) && volArray <= 0) && CCCELVOL3 <= 7) && unknown-#length-unknown[volArray] == CELLCOUNT * 4) && !(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) && CCCELVOL4 <= 5) && unknown-#StackHeapBarrier-unknown < volArray) && cond <= 1) && 1 <= CCCELVOL1) && 46 == unknown-#memory_int-unknown[2][3]) && 5 <= CCCELVOL4) && 6 == unknown-#length-unknown[2]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) || ((((((((((((((((((((((((((((((((((((unknown-#length-unknown[3] == 12 && CCCELVOL3 == 7) && \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) && unknown-#length-unknown[volArray] == CELLCOUNT * 4) && \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) && \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) && unknown-#length-unknown[volArray] == CELLCOUNT * 4) && \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) RESULT: Ultimate proved your program to be correct! [2022-11-16 19:33:53,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc1ddd7-171c-45a9-a695-686e5b12400b/bin/utaipan-Xvt2sAort0/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