./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/eqn5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/array-fpi/eqn5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e0883f4fdefc9bee6f97a4f9cfd1a3af8920c2853d796abd89e2a581ffdb6b5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:31:48,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:31:48,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:31:48,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:31:48,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:31:48,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:31:48,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:31:48,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:31:48,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:31:48,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:31:48,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:31:48,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:31:48,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:31:48,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:31:48,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:31:48,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:31:48,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:31:48,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:31:48,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:31:48,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:31:48,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:31:48,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:31:48,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:31:48,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:31:48,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:31:48,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:31:48,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:31:48,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:31:48,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:31:48,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:31:48,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:31:48,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:31:48,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:31:48,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:31:48,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:31:48,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:31:48,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:31:48,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:31:48,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:31:48,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:31:48,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:31:48,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 22:31:49,012 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:31:49,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:31:49,013 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:31:49,014 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:31:49,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:31:49,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:31:49,016 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:31:49,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:31:49,016 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:31:49,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:31:49,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:31:49,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:31:49,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:31:49,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:31:49,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:31:49,018 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:31:49,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:31:49,018 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:31:49,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:31:49,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:31:49,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:31:49,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:31:49,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:31:49,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:31:49,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:31:49,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:31:49,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:31:49,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:31:49,021 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:31:49,021 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:31:49,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:31:49,022 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:31:49,030 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_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e0883f4fdefc9bee6f97a4f9cfd1a3af8920c2853d796abd89e2a581ffdb6b5 [2021-11-02 22:31:49,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:31:49,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:31:49,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:31:49,483 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:31:49,484 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:31:49,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/array-fpi/eqn5.c [2021-11-02 22:31:49,578 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/data/aedc5304b/e31ecf6184654bd7a662b28aec5aa3b8/FLAG2060cd92a [2021-11-02 22:31:50,293 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:31:50,294 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/sv-benchmarks/c/array-fpi/eqn5.c [2021-11-02 22:31:50,305 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/data/aedc5304b/e31ecf6184654bd7a662b28aec5aa3b8/FLAG2060cd92a [2021-11-02 22:31:50,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/data/aedc5304b/e31ecf6184654bd7a662b28aec5aa3b8 [2021-11-02 22:31:50,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:31:50,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:31:50,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:31:50,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:31:50,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:31:50,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:50,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55bf6265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50, skipping insertion in model container [2021-11-02 22:31:50,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:50,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:31:50,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:31:50,894 WARN L228 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_5b0dfeb0-66d1-441c-ae37-e59912d5f176/sv-benchmarks/c/array-fpi/eqn5.c[587,600] [2021-11-02 22:31:50,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:31:50,936 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:31:50,956 WARN L228 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_5b0dfeb0-66d1-441c-ae37-e59912d5f176/sv-benchmarks/c/array-fpi/eqn5.c[587,600] [2021-11-02 22:31:50,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:31:50,988 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:31:50,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50 WrapperNode [2021-11-02 22:31:50,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:31:50,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:31:50,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:31:50,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:31:51,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:31:51,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:31:51,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:31:51,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:31:51,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:31:51,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:31:51,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:31:51,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:31:51,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (1/1) ... [2021-11-02 22:31:51,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:31:51,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:51,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:31:51,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:31:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:31:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:31:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 22:31:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 22:31:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:31:51,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:31:51,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 22:31:51,582 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:31:51,582 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-02 22:31:51,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:31:51 BoogieIcfgContainer [2021-11-02 22:31:51,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:31:51,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 22:31:51,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 22:31:51,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 22:31:51,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:31:50" (1/3) ... [2021-11-02 22:31:51,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d709d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:31:51, skipping insertion in model container [2021-11-02 22:31:51,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:31:50" (2/3) ... [2021-11-02 22:31:51,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d709d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:31:51, skipping insertion in model container [2021-11-02 22:31:51,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:31:51" (3/3) ... [2021-11-02 22:31:51,599 INFO L111 eAbstractionObserver]: Analyzing ICFG eqn5.c [2021-11-02 22:31:51,607 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 22:31:51,607 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-02 22:31:51,674 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 22:31:51,705 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-02 22:31:51,705 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-02 22:31:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:51,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-02 22:31:51,770 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:51,771 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:51,772 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:51,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:51,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1828546148, now seen corresponding path program 1 times [2021-11-02 22:31:51,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:51,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821219857] [2021-11-02 22:31:51,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:51,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:31:52,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:31:52,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:31:52,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821219857] [2021-11-02 22:31:52,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821219857] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:31:52,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:31:52,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:31:52,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876497756] [2021-11-02 22:31:52,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 22:31:52,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:31:52,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 22:31:52,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:31:52,075 INFO L87 Difference]: Start difference. First operand has 21 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:52,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:31:52,098 INFO L93 Difference]: Finished difference Result 38 states and 52 transitions. [2021-11-02 22:31:52,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:31:52,100 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-02 22:31:52,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:31:52,113 INFO L225 Difference]: With dead ends: 38 [2021-11-02 22:31:52,113 INFO L226 Difference]: Without dead ends: 17 [2021-11-02 22:31:52,118 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:31:52,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-11-02 22:31:52,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-11-02 22:31:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2021-11-02 22:31:52,170 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 19 transitions. Word has length 12 [2021-11-02 22:31:52,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:31:52,172 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-11-02 22:31:52,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-11-02 22:31:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-02 22:31:52,175 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:52,175 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:52,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 22:31:52,177 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:52,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:52,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1148487778, now seen corresponding path program 1 times [2021-11-02 22:31:52,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:52,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777857497] [2021-11-02 22:31:52,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:52,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:52,234 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:31:52,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1047305936] [2021-11-02 22:31:52,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:52,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:52,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:52,248 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:31:52,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-02 22:31:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:31:52,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-02 22:31:52,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:31:52,528 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-11-02 22:31:52,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2021-11-02 22:31:52,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:31:52,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:31:52,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777857497] [2021-11-02 22:31:52,930 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:31:52,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047305936] [2021-11-02 22:31:52,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047305936] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:31:52,932 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:31:52,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:31:52,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908364357] [2021-11-02 22:31:52,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:31:52,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:31:52,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:31:52,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:31:52,938 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:53,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:31:53,119 INFO L93 Difference]: Finished difference Result 34 states and 38 transitions. [2021-11-02 22:31:53,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:31:53,122 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 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 [2021-11-02 22:31:53,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:31:53,124 INFO L225 Difference]: With dead ends: 34 [2021-11-02 22:31:53,126 INFO L226 Difference]: Without dead ends: 32 [2021-11-02 22:31:53,127 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:31:53,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-11-02 22:31:53,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 23. [2021-11-02 22:31:53,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 22 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:53,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2021-11-02 22:31:53,144 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 12 [2021-11-02 22:31:53,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:31:53,146 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2021-11-02 22:31:53,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-02 22:31:53,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-02 22:31:53,156 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:53,156 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:53,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-02 22:31:53,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:53,375 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:53,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:53,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1755224028, now seen corresponding path program 1 times [2021-11-02 22:31:53,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:53,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706220695] [2021-11-02 22:31:53,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:53,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:53,444 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:31:53,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1526543204] [2021-11-02 22:31:53,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:53,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:53,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:53,447 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:31:53,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-02 22:31:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:31:53,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 22:31:53,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:31:53,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:31:53,644 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:31:53,644 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706220695] [2021-11-02 22:31:53,644 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:31:53,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526543204] [2021-11-02 22:31:53,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526543204] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:31:53,645 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:31:53,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:31:53,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067156683] [2021-11-02 22:31:53,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:31:53,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:31:53,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:31:53,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:31:53,649 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:53,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:31:53,803 INFO L93 Difference]: Finished difference Result 49 states and 55 transitions. [2021-11-02 22:31:53,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:31:53,804 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-02 22:31:53,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:31:53,808 INFO L225 Difference]: With dead ends: 49 [2021-11-02 22:31:53,809 INFO L226 Difference]: Without dead ends: 40 [2021-11-02 22:31:53,811 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:31:53,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-11-02 22:31:53,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 23. [2021-11-02 22:31:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.1818181818181819) internal successors, (26), 22 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2021-11-02 22:31:53,832 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 14 [2021-11-02 22:31:53,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:31:53,833 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2021-11-02 22:31:53,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2021-11-02 22:31:53,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-02 22:31:53,836 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:53,836 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:53,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-02 22:31:54,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:54,065 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:54,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:54,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1842440164, now seen corresponding path program 1 times [2021-11-02 22:31:54,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:54,067 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132097474] [2021-11-02 22:31:54,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:54,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:54,141 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:31:54,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [604444189] [2021-11-02 22:31:54,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:54,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:54,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:54,157 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:31:54,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-02 22:31:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:31:54,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-02 22:31:54,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:31:54,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:31:54,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:31:54,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132097474] [2021-11-02 22:31:54,365 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:31:54,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604444189] [2021-11-02 22:31:54,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604444189] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:31:54,366 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:31:54,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-11-02 22:31:54,367 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800200208] [2021-11-02 22:31:54,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:31:54,368 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:31:54,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:31:54,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:31:54,380 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:54,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:31:54,547 INFO L93 Difference]: Finished difference Result 44 states and 48 transitions. [2021-11-02 22:31:54,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:31:54,548 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-02 22:31:54,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:31:54,549 INFO L225 Difference]: With dead ends: 44 [2021-11-02 22:31:54,549 INFO L226 Difference]: Without dead ends: 37 [2021-11-02 22:31:54,550 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:31:54,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-11-02 22:31:54,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 24. [2021-11-02 22:31:54,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.173913043478261) internal successors, (27), 23 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:54,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2021-11-02 22:31:54,557 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 14 [2021-11-02 22:31:54,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:31:54,558 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-11-02 22:31:54,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:54,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2021-11-02 22:31:54,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-02 22:31:54,560 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:54,560 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:54,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-02 22:31:54,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:54,776 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:54,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:54,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1667884396, now seen corresponding path program 1 times [2021-11-02 22:31:54,777 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:54,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324991148] [2021-11-02 22:31:54,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:54,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:54,827 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:31:54,828 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [622501512] [2021-11-02 22:31:54,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:54,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:54,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:54,844 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:31:54,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-02 22:31:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:31:54,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-02 22:31:54,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:31:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:31:55,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:31:55,140 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324991148] [2021-11-02 22:31:55,141 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:31:55,141 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622501512] [2021-11-02 22:31:55,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622501512] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:31:55,143 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:31:55,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 22:31:55,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278422472] [2021-11-02 22:31:55,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-02 22:31:55,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:31:55,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 22:31:55,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-02 22:31:55,157 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:55,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:31:55,303 INFO L93 Difference]: Finished difference Result 41 states and 44 transitions. [2021-11-02 22:31:55,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:31:55,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-02 22:31:55,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:31:55,305 INFO L225 Difference]: With dead ends: 41 [2021-11-02 22:31:55,305 INFO L226 Difference]: Without dead ends: 27 [2021-11-02 22:31:55,306 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-02 22:31:55,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-02 22:31:55,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 19. [2021-11-02 22:31:55,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 18 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2021-11-02 22:31:55,311 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 16 [2021-11-02 22:31:55,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:31:55,311 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2021-11-02 22:31:55,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:55,312 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2021-11-02 22:31:55,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-02 22:31:55,313 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:55,314 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:55,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-02 22:31:55,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:55,534 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:55,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:55,534 INFO L85 PathProgramCache]: Analyzing trace with hash 586911962, now seen corresponding path program 1 times [2021-11-02 22:31:55,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:55,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584595559] [2021-11-02 22:31:55,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:55,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:55,572 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:31:55,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [318241840] [2021-11-02 22:31:55,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:55,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:55,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:55,575 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:31:55,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-02 22:31:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:31:55,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-02 22:31:55,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:31:55,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-02 22:31:55,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-02 22:31:55,954 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-02 22:31:55,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 32 [2021-11-02 22:31:56,284 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-02 22:31:56,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 59 treesize of output 50 [2021-11-02 22:31:56,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:31:56,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:31:56,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584595559] [2021-11-02 22:31:56,741 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:31:56,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [318241840] [2021-11-02 22:31:56,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [318241840] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:31:56,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:31:56,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2021-11-02 22:31:56,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118418520] [2021-11-02 22:31:56,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-02 22:31:56,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:31:56,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-02 22:31:56,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-02 22:31:56,746 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand has 8 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:57,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:31:57,318 INFO L93 Difference]: Finished difference Result 43 states and 48 transitions. [2021-11-02 22:31:57,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-02 22:31:57,319 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-02 22:31:57,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:31:57,320 INFO L225 Difference]: With dead ends: 43 [2021-11-02 22:31:57,320 INFO L226 Difference]: Without dead ends: 41 [2021-11-02 22:31:57,321 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2021-11-02 22:31:57,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-11-02 22:31:57,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 32. [2021-11-02 22:31:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 31 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:57,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 36 transitions. [2021-11-02 22:31:57,331 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 36 transitions. Word has length 16 [2021-11-02 22:31:57,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:31:57,331 INFO L470 AbstractCegarLoop]: Abstraction has 32 states and 36 transitions. [2021-11-02 22:31:57,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:57,332 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2021-11-02 22:31:57,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-02 22:31:57,333 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:57,333 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:57,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-02 22:31:57,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-02 22:31:57,548 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:57,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:57,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1267903976, now seen corresponding path program 2 times [2021-11-02 22:31:57,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:57,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427623253] [2021-11-02 22:31:57,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:57,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:57,609 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:31:57,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [821827712] [2021-11-02 22:31:57,611 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 22:31:57,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:57,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:57,615 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:31:57,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-02 22:31:57,758 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 22:31:57,758 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:31:57,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 22:31:57,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:31:57,885 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:31:57,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:31:57,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427623253] [2021-11-02 22:31:57,886 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:31:57,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821827712] [2021-11-02 22:31:57,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [821827712] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:31:57,887 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:31:57,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-11-02 22:31:57,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300083156] [2021-11-02 22:31:57,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:31:57,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:31:57,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:31:57,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:31:57,892 INFO L87 Difference]: Start difference. First operand 32 states and 36 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:58,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:31:58,099 INFO L93 Difference]: Finished difference Result 65 states and 71 transitions. [2021-11-02 22:31:58,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:31:58,100 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 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 18 [2021-11-02 22:31:58,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:31:58,101 INFO L225 Difference]: With dead ends: 65 [2021-11-02 22:31:58,101 INFO L226 Difference]: Without dead ends: 56 [2021-11-02 22:31:58,102 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-11-02 22:31:58,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-11-02 22:31:58,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 32. [2021-11-02 22:31:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 31 states have (on average 1.1290322580645162) internal successors, (35), 31 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2021-11-02 22:31:58,119 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 18 [2021-11-02 22:31:58,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:31:58,119 INFO L470 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2021-11-02 22:31:58,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2021-11-02 22:31:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-02 22:31:58,121 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:58,122 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:58,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-02 22:31:58,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:58,355 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:58,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:58,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1174519208, now seen corresponding path program 3 times [2021-11-02 22:31:58,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:58,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175378606] [2021-11-02 22:31:58,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:58,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:58,392 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:31:58,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2081266155] [2021-11-02 22:31:58,392 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 22:31:58,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:58,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:58,394 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:31:58,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-02 22:31:58,578 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-02 22:31:58,579 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:31:58,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 22:31:58,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:31:58,702 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:31:58,702 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:31:58,703 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175378606] [2021-11-02 22:31:58,703 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:31:58,703 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2081266155] [2021-11-02 22:31:58,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2081266155] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:31:58,704 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:31:58,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-11-02 22:31:58,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715045365] [2021-11-02 22:31:58,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:31:58,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:31:58,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:31:58,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:31:58,707 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:58,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:31:58,881 INFO L93 Difference]: Finished difference Result 60 states and 64 transitions. [2021-11-02 22:31:58,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-02 22:31:58,883 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 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 18 [2021-11-02 22:31:58,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:31:58,884 INFO L225 Difference]: With dead ends: 60 [2021-11-02 22:31:58,884 INFO L226 Difference]: Without dead ends: 53 [2021-11-02 22:31:58,885 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-02 22:31:58,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-11-02 22:31:58,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 34. [2021-11-02 22:31:58,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 33 states have (on average 1.121212121212121) internal successors, (37), 33 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) [2021-11-02 22:31:58,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 37 transitions. [2021-11-02 22:31:58,895 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 37 transitions. Word has length 18 [2021-11-02 22:31:58,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:31:58,896 INFO L470 AbstractCegarLoop]: Abstraction has 34 states and 37 transitions. [2021-11-02 22:31:58,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:31:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2021-11-02 22:31:58,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-02 22:31:58,898 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:31:58,898 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:31:58,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-11-02 22:31:59,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:59,119 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:31:59,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:31:59,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1786143722, now seen corresponding path program 4 times [2021-11-02 22:31:59,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:31:59,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171149930] [2021-11-02 22:31:59,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:31:59,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:31:59,185 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:31:59,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1378622188] [2021-11-02 22:31:59,193 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-02 22:31:59,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:31:59,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:31:59,195 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:31:59,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-02 22:31:59,548 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-02 22:31:59,548 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:31:59,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-02 22:31:59,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:31:59,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-02 22:31:59,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-02 22:31:59,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:31:59,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:31:59,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:31:59,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:31:59,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:31:59,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:31:59,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:31:59,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:31:59,771 INFO L354 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2021-11-02 22:31:59,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 186 treesize of output 304 [2021-11-02 22:31:59,873 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:31:59,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:00,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:00,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 95 [2021-11-02 22:32:00,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:00,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,131 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:00,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 68 [2021-11-02 22:32:00,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,169 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:00,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 45 [2021-11-02 22:32:00,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,357 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:00,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 46 [2021-11-02 22:32:00,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:00,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:00,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:00,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:00,773 INFO L354 Elim1Store]: treesize reduction 86, result has 18.1 percent of original size [2021-11-02 22:32:00,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 12 new quantified variables, introduced 30 case distinctions, treesize of input 268 treesize of output 510 [2021-11-02 22:32:00,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:00,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:00,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:00,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 266 treesize of output 162 [2021-11-02 22:32:01,126 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:01,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:01,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:01,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 376 treesize of output 237 [2021-11-02 22:32:01,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:01,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:01,366 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-02 22:32:01,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 11 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 16 case distinctions, treesize of input 202 treesize of output 125 [2021-11-02 22:32:01,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:01,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:01,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:01,648 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-02 22:32:01,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 85 treesize of output 70 [2021-11-02 22:32:02,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:02,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:02,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171149930] [2021-11-02 22:32:02,006 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:32:02,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378622188] [2021-11-02 22:32:02,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378622188] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:32:02,007 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:32:02,007 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2021-11-02 22:32:02,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954206596] [2021-11-02 22:32:02,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-02 22:32:02,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:02,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-02 22:32:02,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-02 22:32:02,010 INFO L87 Difference]: Start difference. First operand 34 states and 37 transitions. Second operand has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:03,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:03,124 INFO L93 Difference]: Finished difference Result 64 states and 71 transitions. [2021-11-02 22:32:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-02 22:32:03,125 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 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 20 [2021-11-02 22:32:03,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:32:03,127 INFO L225 Difference]: With dead ends: 64 [2021-11-02 22:32:03,127 INFO L226 Difference]: Without dead ends: 62 [2021-11-02 22:32:03,128 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2021-11-02 22:32:03,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-11-02 22:32:03,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 47. [2021-11-02 22:32:03,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.1304347826086956) internal successors, (52), 46 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:03,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2021-11-02 22:32:03,140 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 20 [2021-11-02 22:32:03,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:32:03,141 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2021-11-02 22:32:03,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2021-11-02 22:32:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-02 22:32:03,143 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:32:03,143 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:03,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:03,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:03,359 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:32:03,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:03,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1146782124, now seen corresponding path program 5 times [2021-11-02 22:32:03,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:03,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863837650] [2021-11-02 22:32:03,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:03,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:03,430 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:32:03,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1570901154] [2021-11-02 22:32:03,431 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-02 22:32:03,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:03,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:03,441 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:32:03,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-02 22:32:09,485 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-11-02 22:32:09,485 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:32:09,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-02 22:32:09,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:32:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:09,647 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:09,647 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863837650] [2021-11-02 22:32:09,647 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:32:09,647 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570901154] [2021-11-02 22:32:09,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570901154] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:32:09,648 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:32:09,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-11-02 22:32:09,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560131820] [2021-11-02 22:32:09,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 22:32:09,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:09,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 22:32:09,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-02 22:32:09,650 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:09,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:09,885 INFO L93 Difference]: Finished difference Result 97 states and 104 transitions. [2021-11-02 22:32:09,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-02 22:32:09,886 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 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 22 [2021-11-02 22:32:09,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:32:09,887 INFO L225 Difference]: With dead ends: 97 [2021-11-02 22:32:09,887 INFO L226 Difference]: Without dead ends: 88 [2021-11-02 22:32:09,888 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-11-02 22:32:09,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-11-02 22:32:09,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 47. [2021-11-02 22:32:09,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.108695652173913) internal successors, (51), 46 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:09,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 51 transitions. [2021-11-02 22:32:09,905 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 51 transitions. Word has length 22 [2021-11-02 22:32:09,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:32:09,905 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 51 transitions. [2021-11-02 22:32:09,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2021-11-02 22:32:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-02 22:32:09,907 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:32:09,907 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:09,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:10,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-02 22:32:10,108 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:32:10,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:10,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1598333292, now seen corresponding path program 6 times [2021-11-02 22:32:10,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:10,109 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984606091] [2021-11-02 22:32:10,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:10,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:10,141 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:32:10,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [747564975] [2021-11-02 22:32:10,142 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-02 22:32:10,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:10,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:10,143 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:32:10,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-02 22:32:10,529 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-11-02 22:32:10,529 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:32:10,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-02 22:32:10,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:32:10,712 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:10,713 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:10,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984606091] [2021-11-02 22:32:10,713 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:32:10,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747564975] [2021-11-02 22:32:10,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747564975] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:32:10,714 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:32:10,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-11-02 22:32:10,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806344981] [2021-11-02 22:32:10,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 22:32:10,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:10,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 22:32:10,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-02 22:32:10,717 INFO L87 Difference]: Start difference. First operand 47 states and 51 transitions. Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:11,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:11,024 INFO L93 Difference]: Finished difference Result 81 states and 86 transitions. [2021-11-02 22:32:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-02 22:32:11,025 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 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 22 [2021-11-02 22:32:11,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:32:11,026 INFO L225 Difference]: With dead ends: 81 [2021-11-02 22:32:11,026 INFO L226 Difference]: Without dead ends: 74 [2021-11-02 22:32:11,027 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2021-11-02 22:32:11,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-11-02 22:32:11,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 49. [2021-11-02 22:32:11,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.1041666666666667) internal successors, (53), 48 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:11,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 53 transitions. [2021-11-02 22:32:11,038 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 53 transitions. Word has length 22 [2021-11-02 22:32:11,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:32:11,038 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 53 transitions. [2021-11-02 22:32:11,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:11,039 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2021-11-02 22:32:11,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-02 22:32:11,040 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:32:11,040 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:11,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:11,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-02 22:32:11,255 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:32:11,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:11,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1197174726, now seen corresponding path program 1 times [2021-11-02 22:32:11,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:11,256 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321565252] [2021-11-02 22:32:11,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:11,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:11,275 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:32:11,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [903081174] [2021-11-02 22:32:11,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:11,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:11,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:11,282 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:32:11,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-02 22:32:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:11,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-02 22:32:11,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:32:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 22:32:11,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:11,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321565252] [2021-11-02 22:32:11,705 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:32:11,706 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [903081174] [2021-11-02 22:32:11,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [903081174] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:32:11,706 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:32:11,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2021-11-02 22:32:11,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58721264] [2021-11-02 22:32:11,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-02 22:32:11,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:11,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-02 22:32:11,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-02 22:32:11,709 INFO L87 Difference]: Start difference. First operand 49 states and 53 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:11,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:11,878 INFO L93 Difference]: Finished difference Result 76 states and 80 transitions. [2021-11-02 22:32:11,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-02 22:32:11,879 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-02 22:32:11,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:32:11,880 INFO L225 Difference]: With dead ends: 76 [2021-11-02 22:32:11,880 INFO L226 Difference]: Without dead ends: 56 [2021-11-02 22:32:11,881 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2021-11-02 22:32:11,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-11-02 22:32:11,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 44. [2021-11-02 22:32:11,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.0930232558139534) internal successors, (47), 43 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:11,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2021-11-02 22:32:11,900 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 24 [2021-11-02 22:32:11,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:32:11,901 INFO L470 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2021-11-02 22:32:11,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:11,901 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2021-11-02 22:32:11,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-02 22:32:11,903 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:32:11,903 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:11,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:12,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-02 22:32:12,119 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:32:12,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:12,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1049585326, now seen corresponding path program 7 times [2021-11-02 22:32:12,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:12,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815589178] [2021-11-02 22:32:12,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:12,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:12,170 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:32:12,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1016213035] [2021-11-02 22:32:12,181 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-02 22:32:12,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:12,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:12,183 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:32:12,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-02 22:32:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:32:13,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-02 22:32:13,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:32:13,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-02 22:32:13,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-02 22:32:13,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:13,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,212 INFO L354 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2021-11-02 22:32:13,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 186 treesize of output 304 [2021-11-02 22:32:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:13,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 59 [2021-11-02 22:32:13,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:13,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 79 [2021-11-02 22:32:13,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:13,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,455 INFO L354 Elim1Store]: treesize reduction 17, result has 15.0 percent of original size [2021-11-02 22:32:13,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 138 treesize of output 81 [2021-11-02 22:32:13,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,617 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:13,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 46 [2021-11-02 22:32:13,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:13,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,457 INFO L354 Elim1Store]: treesize reduction 1177, result has 19.5 percent of original size [2021-11-02 22:32:14,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 39 case distinctions, treesize of input 216 treesize of output 418 [2021-11-02 22:32:14,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:14,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 90 [2021-11-02 22:32:15,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,483 INFO L354 Elim1Store]: treesize reduction 60, result has 29.4 percent of original size [2021-11-02 22:32:15,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 161 treesize of output 130 [2021-11-02 22:32:15,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:15,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 109 [2021-11-02 22:32:16,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:16,223 INFO L354 Elim1Store]: treesize reduction 52, result has 1.9 percent of original size [2021-11-02 22:32:16,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 3 case distinctions, treesize of input 168 treesize of output 100 [2021-11-02 22:32:19,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,321 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:19,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 197 treesize of output 115 [2021-11-02 22:32:19,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:19,582 INFO L354 Elim1Store]: treesize reduction 290, result has 0.3 percent of original size [2021-11-02 22:32:19,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 206 treesize of output 117 [2021-11-02 22:32:20,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,036 INFO L354 Elim1Store]: treesize reduction 290, result has 0.3 percent of original size [2021-11-02 22:32:20,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 317 treesize of output 180 [2021-11-02 22:32:20,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,706 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-02 22:32:20,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 124 treesize of output 66 [2021-11-02 22:32:20,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:20,772 INFO L354 Elim1Store]: treesize reduction 296, result has 0.3 percent of original size [2021-11-02 22:32:20,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 221 treesize of output 147 [2021-11-02 22:32:21,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:21,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:21,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:21,170 INFO L354 Elim1Store]: treesize reduction 296, result has 0.3 percent of original size [2021-11-02 22:32:21,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 223 treesize of output 151 [2021-11-02 22:32:22,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:22,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,182 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:22,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:22,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:22,253 INFO L354 Elim1Store]: treesize reduction 86, result has 18.1 percent of original size [2021-11-02 22:32:22,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 15 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 38 case distinctions, treesize of input 325 treesize of output 569 [2021-11-02 22:32:22,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:22,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:22,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:22,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:22,955 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-02 22:32:22,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 16 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 20 case distinctions, treesize of input 324 treesize of output 207 [2021-11-02 22:32:23,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,172 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-02 22:32:23,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 16 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 20 case distinctions, treesize of input 409 treesize of output 260 [2021-11-02 22:32:23,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,355 INFO L354 Elim1Store]: treesize reduction 33, result has 8.3 percent of original size [2021-11-02 22:32:23,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 331 treesize of output 156 [2021-11-02 22:32:23,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:23,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:23,939 INFO L354 Elim1Store]: treesize reduction 94, result has 16.8 percent of original size [2021-11-02 22:32:23,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 10 select indices, 10 select index equivalence classes, 15 disjoint index pairs (out of 45 index pairs), introduced 14 new quantified variables, introduced 47 case distinctions, treesize of input 356 treesize of output 610 [2021-11-02 22:32:24,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:24,165 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:24,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:24,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:24,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:24,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:24,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:24,849 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-02 22:32:24,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 12 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 488 treesize of output 344 [2021-11-02 22:32:25,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:25,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:25,147 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-02 22:32:25,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 16 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 437 treesize of output 308 [2021-11-02 22:32:25,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:25,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:25,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:25,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,330 INFO L354 Elim1Store]: treesize reduction 33, result has 8.3 percent of original size [2021-11-02 22:32:25,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 15 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 455 treesize of output 211 [2021-11-02 22:32:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:25,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:25,878 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-02 22:32:25,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 176 treesize of output 117 [2021-11-02 22:32:26,698 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-11-02 22:32:26,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 205 treesize of output 85 [2021-11-02 22:32:26,755 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:26,755 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:26,756 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815589178] [2021-11-02 22:32:26,756 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:32:26,756 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016213035] [2021-11-02 22:32:26,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1016213035] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:32:26,757 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:32:26,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-11-02 22:32:26,757 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520872678] [2021-11-02 22:32:26,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-02 22:32:26,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:26,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-02 22:32:26,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-11-02 22:32:26,759 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand has 15 states, 15 states have (on average 1.6) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:31,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:31,457 INFO L93 Difference]: Finished difference Result 79 states and 84 transitions. [2021-11-02 22:32:31,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-02 22:32:31,458 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.6) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-02 22:32:31,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:32:31,459 INFO L225 Difference]: With dead ends: 79 [2021-11-02 22:32:31,459 INFO L226 Difference]: Without dead ends: 77 [2021-11-02 22:32:31,460 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=117, Invalid=585, Unknown=0, NotChecked=0, Total=702 [2021-11-02 22:32:31,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-11-02 22:32:31,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 55. [2021-11-02 22:32:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.1111111111111112) internal successors, (60), 54 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 60 transitions. [2021-11-02 22:32:31,472 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 60 transitions. Word has length 24 [2021-11-02 22:32:31,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:32:31,473 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 60 transitions. [2021-11-02 22:32:31,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.6) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:31,474 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2021-11-02 22:32:31,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-02 22:32:31,475 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:32:31,476 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:31,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:31,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-02 22:32:31,703 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:32:31,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:31,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1983767408, now seen corresponding path program 8 times [2021-11-02 22:32:31,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:31,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330476484] [2021-11-02 22:32:31,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:31,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:31,733 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:32:31,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1726453830] [2021-11-02 22:32:31,734 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 22:32:31,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:31,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:31,736 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:32:31,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-02 22:32:32,129 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 22:32:32,129 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:32:32,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-02 22:32:32,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:32:32,374 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:32,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:32,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330476484] [2021-11-02 22:32:32,375 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:32:32,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726453830] [2021-11-02 22:32:32,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1726453830] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:32:32,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:32:32,376 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-11-02 22:32:32,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983387140] [2021-11-02 22:32:32,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-02 22:32:32,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:32,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-02 22:32:32,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-02 22:32:32,380 INFO L87 Difference]: Start difference. First operand 55 states and 60 transitions. Second operand has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:32,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:32,685 INFO L93 Difference]: Finished difference Result 114 states and 121 transitions. [2021-11-02 22:32:32,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-02 22:32:32,686 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 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 26 [2021-11-02 22:32:32,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:32:32,688 INFO L225 Difference]: With dead ends: 114 [2021-11-02 22:32:32,688 INFO L226 Difference]: Without dead ends: 105 [2021-11-02 22:32:32,688 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2021-11-02 22:32:32,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-11-02 22:32:32,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 55. [2021-11-02 22:32:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.0925925925925926) internal successors, (59), 54 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:32,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 59 transitions. [2021-11-02 22:32:32,699 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 59 transitions. Word has length 26 [2021-11-02 22:32:32,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:32:32,699 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 59 transitions. [2021-11-02 22:32:32,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2021-11-02 22:32:32,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-02 22:32:32,701 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:32:32,701 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:32,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:32,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-02 22:32:32,923 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:32:32,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:32,923 INFO L85 PathProgramCache]: Analyzing trace with hash -2132742960, now seen corresponding path program 9 times [2021-11-02 22:32:32,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:32,924 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247382970] [2021-11-02 22:32:32,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:32,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:32,963 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:32:32,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1041868486] [2021-11-02 22:32:32,964 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 22:32:32,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:32,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:32,966 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:32:32,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-02 22:32:33,960 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-02 22:32:33,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:32:33,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-02 22:32:33,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:32:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:34,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:34,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247382970] [2021-11-02 22:32:34,184 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:32:34,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041868486] [2021-11-02 22:32:34,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041868486] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:32:34,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:32:34,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-11-02 22:32:34,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138226547] [2021-11-02 22:32:34,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-02 22:32:34,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:34,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-02 22:32:34,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-02 22:32:34,187 INFO L87 Difference]: Start difference. First operand 55 states and 59 transitions. Second operand has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:34,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:34,501 INFO L93 Difference]: Finished difference Result 95 states and 100 transitions. [2021-11-02 22:32:34,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-02 22:32:34,502 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 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 26 [2021-11-02 22:32:34,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:32:34,503 INFO L225 Difference]: With dead ends: 95 [2021-11-02 22:32:34,503 INFO L226 Difference]: Without dead ends: 88 [2021-11-02 22:32:34,504 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2021-11-02 22:32:34,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-11-02 22:32:34,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 57. [2021-11-02 22:32:34,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.0892857142857142) internal successors, (61), 56 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:34,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 61 transitions. [2021-11-02 22:32:34,514 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 61 transitions. Word has length 26 [2021-11-02 22:32:34,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:32:34,514 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 61 transitions. [2021-11-02 22:32:34,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2021-11-02 22:32:34,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-02 22:32:34,516 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:32:34,516 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:34,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-02 22:32:34,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:34,724 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:32:34,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:34,724 INFO L85 PathProgramCache]: Analyzing trace with hash 48972360, now seen corresponding path program 2 times [2021-11-02 22:32:34,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:34,725 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956573766] [2021-11-02 22:32:34,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:34,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:34,748 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:32:34,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [335425057] [2021-11-02 22:32:34,749 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-02 22:32:34,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:34,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:34,751 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:32:34,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-02 22:32:35,749 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-02 22:32:35,750 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:32:35,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-02 22:32:35,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:32:35,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-02 22:32:35,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-02 22:32:35,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:35,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:35,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:35,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:35,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:35,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:35,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:35,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:35,903 INFO L354 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2021-11-02 22:32:35,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 186 treesize of output 304 [2021-11-02 22:32:36,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:36,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:36,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,119 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:36,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 126 treesize of output 74 [2021-11-02 22:32:36,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:36,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,158 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:36,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 132 treesize of output 63 [2021-11-02 22:32:36,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,186 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:36,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 145 treesize of output 65 [2021-11-02 22:32:36,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:36,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,364 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:36,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 223 treesize of output 341 [2021-11-02 22:32:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 71 [2021-11-02 22:32:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 90 [2021-11-02 22:32:36,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 93 [2021-11-02 22:32:36,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:36,798 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:36,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 60 [2021-11-02 22:32:37,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,231 INFO L354 Elim1Store]: treesize reduction 86, result has 18.1 percent of original size [2021-11-02 22:32:37,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 15 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 38 case distinctions, treesize of input 285 treesize of output 551 [2021-11-02 22:32:37,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 14 disjoint index pairs (out of 45 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 236 treesize of output 149 [2021-11-02 22:32:37,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 14 disjoint index pairs (out of 45 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 367 treesize of output 216 [2021-11-02 22:32:37,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:37,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:37,762 INFO L354 Elim1Store]: treesize reduction 33, result has 8.3 percent of original size [2021-11-02 22:32:37,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 30 case distinctions, treesize of input 265 treesize of output 138 [2021-11-02 22:32:38,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,139 INFO L354 Elim1Store]: treesize reduction 94, result has 16.8 percent of original size [2021-11-02 22:32:38,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 10 select indices, 10 select index equivalence classes, 15 disjoint index pairs (out of 45 index pairs), introduced 14 new quantified variables, introduced 47 case distinctions, treesize of input 304 treesize of output 592 [2021-11-02 22:32:38,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 17 disjoint index pairs (out of 55 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 151 [2021-11-02 22:32:38,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 17 disjoint index pairs (out of 55 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 215 [2021-11-02 22:32:38,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 17 disjoint index pairs (out of 55 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 290 treesize of output 130 [2021-11-02 22:32:38,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:38,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:38,898 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-11-02 22:32:38,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 99 treesize of output 90 [2021-11-02 22:32:39,561 INFO L354 Elim1Store]: treesize reduction 29, result has 12.1 percent of original size [2021-11-02 22:32:39,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 102 treesize of output 54 [2021-11-02 22:32:39,592 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:32:39,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:32:39,593 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956573766] [2021-11-02 22:32:39,594 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-02 22:32:39,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335425057] [2021-11-02 22:32:39,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335425057] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:32:39,594 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-02 22:32:39,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-11-02 22:32:39,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884918750] [2021-11-02 22:32:39,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-02 22:32:39,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:32:39,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-02 22:32:39,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2021-11-02 22:32:39,597 INFO L87 Difference]: Start difference. First operand 57 states and 61 transitions. Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 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) [2021-11-02 22:32:41,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:32:41,454 INFO L93 Difference]: Finished difference Result 82 states and 88 transitions. [2021-11-02 22:32:41,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-02 22:32:41,454 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 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 [2021-11-02 22:32:41,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:32:41,456 INFO L225 Difference]: With dead ends: 82 [2021-11-02 22:32:41,456 INFO L226 Difference]: Without dead ends: 80 [2021-11-02 22:32:41,457 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2021-11-02 22:32:41,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-11-02 22:32:41,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 61. [2021-11-02 22:32:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 60 states have (on average 1.0833333333333333) internal successors, (65), 60 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:32:41,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 65 transitions. [2021-11-02 22:32:41,469 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 65 transitions. Word has length 28 [2021-11-02 22:32:41,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:32:41,469 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 65 transitions. [2021-11-02 22:32:41,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 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) [2021-11-02 22:32:41,470 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2021-11-02 22:32:41,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-02 22:32:41,472 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:32:41,472 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:32:41,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-11-02 22:32:41,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-02 22:32:41,695 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:32:41,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:32:41,695 INFO L85 PathProgramCache]: Analyzing trace with hash 778799246, now seen corresponding path program 10 times [2021-11-02 22:32:41,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:32:41,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548365508] [2021-11-02 22:32:41,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:32:41,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:32:41,730 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-02 22:32:41,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1963174230] [2021-11-02 22:32:41,746 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-02 22:32:41,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:32:41,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:32:41,748 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:32:41,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0dfeb0-66d1-441c-ae37-e59912d5f176/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-02 22:32:44,220 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-02 22:32:44,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 22:32:44,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-02 22:32:44,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:32:44,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-02 22:32:44,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-02 22:32:44,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:44,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,368 INFO L354 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2021-11-02 22:32:44,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 186 treesize of output 304 [2021-11-02 22:32:44,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:44,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 59 [2021-11-02 22:32:44,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:44,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 64 [2021-11-02 22:32:44,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:44,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,648 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:44,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 111 treesize of output 50 [2021-11-02 22:32:44,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,831 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:44,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 46 [2021-11-02 22:32:44,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,688 INFO L354 Elim1Store]: treesize reduction 1177, result has 19.5 percent of original size [2021-11-02 22:32:45,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 39 case distinctions, treesize of input 220 treesize of output 418 [2021-11-02 22:32:45,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 71 [2021-11-02 22:32:45,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:45,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 78 [2021-11-02 22:32:46,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 78 [2021-11-02 22:32:46,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:46,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 322 treesize of output 233 [2021-11-02 22:32:46,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:46,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:46,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:46,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 104 [2021-11-02 22:32:47,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,077 INFO L354 Elim1Store]: treesize reduction 73, result has 14.1 percent of original size [2021-11-02 22:32:47,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 337 treesize of output 254 [2021-11-02 22:32:47,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:47,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:47,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 322 treesize of output 233 [2021-11-02 22:32:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:49,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:49,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:49,914 INFO L354 Elim1Store]: treesize reduction 296, result has 0.3 percent of original size [2021-11-02 22:32:49,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 318 treesize of output 183 [2021-11-02 22:32:50,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,151 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:50,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 169 treesize of output 99 [2021-11-02 22:32:50,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,204 INFO L354 Elim1Store]: treesize reduction 296, result has 0.3 percent of original size [2021-11-02 22:32:50,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 211 treesize of output 121 [2021-11-02 22:32:50,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,617 INFO L354 Elim1Store]: treesize reduction 296, result has 0.3 percent of original size [2021-11-02 22:32:50,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 237 treesize of output 155 [2021-11-02 22:32:50,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,781 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-02 22:32:50,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 137 treesize of output 75 [2021-11-02 22:32:50,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:50,820 INFO L354 Elim1Store]: treesize reduction 296, result has 0.3 percent of original size [2021-11-02 22:32:50,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 228 treesize of output 150 [2021-11-02 22:32:51,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:51,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:51,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:51,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:51,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:51,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,369 INFO L354 Elim1Store]: treesize reduction 1338, result has 20.5 percent of original size [2021-11-02 22:32:52,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 11 new quantified variables, introduced 49 case distinctions, treesize of input 267 treesize of output 499 [2021-11-02 22:32:52,436 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:52,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:52,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,773 INFO L354 Elim1Store]: treesize reduction 60, result has 29.4 percent of original size [2021-11-02 22:32:52,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 17 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 5 case distinctions, treesize of input 168 treesize of output 131 [2021-11-02 22:32:52,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:52,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 107 [2021-11-02 22:32:53,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:53,695 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:53,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 277 treesize of output 204 [2021-11-02 22:32:54,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:54,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:54,148 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:54,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 276 treesize of output 197 [2021-11-02 22:32:54,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:54,373 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:54,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 277 treesize of output 204 [2021-11-02 22:32:55,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:55,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:55,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:55,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:32:55,314 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:55,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 265 treesize of output 190 [2021-11-02 22:32:55,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:32:56,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:32:56,463 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:32:56,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 231 treesize of output 170 [2021-11-02 22:33:00,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,182 INFO L354 Elim1Store]: treesize reduction 339, result has 3.4 percent of original size [2021-11-02 22:33:00,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 296 treesize of output 199 [2021-11-02 22:33:00,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,621 INFO L354 Elim1Store]: treesize reduction 350, result has 0.3 percent of original size [2021-11-02 22:33:00,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 296 treesize of output 198 [2021-11-02 22:33:00,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,791 INFO L354 Elim1Store]: treesize reduction 350, result has 0.3 percent of original size [2021-11-02 22:33:00,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 454 treesize of output 324 [2021-11-02 22:33:00,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:00,870 INFO L354 Elim1Store]: treesize reduction 350, result has 0.3 percent of original size [2021-11-02 22:33:00,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 303 treesize of output 186 [2021-11-02 22:33:01,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,445 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-02 22:33:01,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 298 treesize of output 210 [2021-11-02 22:33:01,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,475 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-02 22:33:01,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 195 treesize of output 119 [2021-11-02 22:33:01,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:01,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 88 [2021-11-02 22:33:05,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:05,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:05,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:05,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:05,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:05,582 INFO L354 Elim1Store]: treesize reduction 996, result has 11.6 percent of original size [2021-11-02 22:33:05,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 12 select indices, 12 select index equivalence classes, 21 disjoint index pairs (out of 66 index pairs), introduced 16 new quantified variables, introduced 76 case distinctions, treesize of input 460 treesize of output 786 [2021-11-02 22:33:07,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:08,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:08,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,718 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-02 22:33:08,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:08,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:08,790 INFO L354 Elim1Store]: treesize reduction 168, result has 0.6 percent of original size [2021-11-02 22:33:08,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 38 case distinctions, treesize of input 542 treesize of output 373 [2021-11-02 22:33:09,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:09,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:09,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:09,612 INFO L354 Elim1Store]: treesize reduction 210, result has 0.5 percent of original size [2021-11-02 22:33:09,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 23 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 30 case distinctions, treesize of input 558 treesize of output 356 [2021-11-02 22:33:10,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:10,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:10,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:10,078 INFO L354 Elim1Store]: treesize reduction 414, result has 0.2 percent of original size [2021-11-02 22:33:10,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 22 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 42 case distinctions, treesize of input 509 treesize of output 302 [2021-11-02 22:33:14,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:14,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:14,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:14,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:14,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:14,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:14,830 INFO L354 Elim1Store]: treesize reduction 1155, result has 11.8 percent of original size [2021-11-02 22:33:14,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 12 select indices, 12 select index equivalence classes, 21 disjoint index pairs (out of 66 index pairs), introduced 16 new quantified variables, introduced 76 case distinctions, treesize of input 582 treesize of output 882 [2021-11-02 22:33:19,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:19,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,527 INFO L244 Elim1Store]: Index analysis took 154 ms [2021-11-02 22:33:19,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:19,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:19,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:19,644 INFO L354 Elim1Store]: treesize reduction 352, result has 0.3 percent of original size [2021-11-02 22:33:19,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 28 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 44 case distinctions, treesize of input 821 treesize of output 547 [2021-11-02 22:33:20,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:21,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:21,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:21,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:21,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:21,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:21,758 INFO L354 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2021-11-02 22:33:21,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 37 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 44 case distinctions, treesize of input 770 treesize of output 514 [2021-11-02 22:33:22,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:22,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:22,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:22,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:22,351 INFO L354 Elim1Store]: treesize reduction 558, result has 0.2 percent of original size [2021-11-02 22:33:22,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 22 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 45 case distinctions, treesize of input 756 treesize of output 438 [2021-11-02 22:33:29,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:29,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:29,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:29,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:29,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:29,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:30,347 INFO L354 Elim1Store]: treesize reduction 1056, result has 9.7 percent of original size [2021-11-02 22:33:30,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 14 select indices, 14 select index equivalence classes, 27 disjoint index pairs (out of 91 index pairs), introduced 18 new quantified variables, introduced 99 case distinctions, treesize of input 571 treesize of output 889 [2021-11-02 22:33:35,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:35,607 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:36,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:36,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:38,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:40,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:40,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-02 22:33:44,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:44,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:44,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,987 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-11-02 22:33:44,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:45,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:45,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:45,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:45,157 INFO L354 Elim1Store]: treesize reduction 263, result has 5.1 percent of original size [2021-11-02 22:33:45,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 37 disjoint index pairs (out of 105 index pairs), introduced 13 new quantified variables, introduced 62 case distinctions, treesize of input 1881 treesize of output 1574 [2021-11-02 22:33:50,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:50,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:50,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:50,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:50,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:50,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:50,649 INFO L354 Elim1Store]: treesize reduction 507, result has 2.7 percent of original size [2021-11-02 22:33:50,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 26 disjoint index pairs (out of 105 index pairs), introduced 13 new quantified variables, introduced 69 case distinctions, treesize of input 2267 treesize of output 1719 [2021-11-02 22:33:59,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:59,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,462 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:59,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:33:59,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-02 22:33:59,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-02 22:34:05,696 WARN L207 SmtUtils]: Spent 6.22 s on a formula simplification. DAG size of input: 435 DAG size of output: 172 [2021-11-02 22:34:05,699 INFO L354 Elim1Store]: treesize reduction 1480, result has 25.3 percent of original size [2021-11-02 22:34:05,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 18 select indices, 18 select index equivalence classes, 21 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 1483 treesize of output 1291