./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_peterson.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_peterson.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4a8be7009a37d1df58713fd67cd9771c39e6139a0416009824ceb58da10928b7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 16:05:45,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 16:05:45,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 16:05:45,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 16:05:45,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 16:05:45,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 16:05:45,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 16:05:45,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 16:05:45,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 16:05:45,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 16:05:45,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 16:05:45,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 16:05:45,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 16:05:45,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 16:05:45,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 16:05:45,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 16:05:45,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 16:05:45,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 16:05:45,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 16:05:45,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 16:05:45,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 16:05:45,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 16:05:45,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 16:05:45,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 16:05:45,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 16:05:45,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 16:05:45,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 16:05:45,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 16:05:45,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 16:05:45,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 16:05:45,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 16:05:45,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 16:05:45,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 16:05:45,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 16:05:45,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 16:05:45,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 16:05:45,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 16:05:45,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 16:05:45,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 16:05:45,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 16:05:45,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 16:05:45,774 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 16:05:45,815 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 16:05:45,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 16:05:45,816 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 16:05:45,816 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 16:05:45,817 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 16:05:45,817 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 16:05:45,817 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 16:05:45,817 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 16:05:45,818 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 16:05:45,818 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 16:05:45,818 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 16:05:45,818 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 16:05:45,818 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 16:05:45,819 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 16:05:45,819 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 16:05:45,819 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 16:05:45,819 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 16:05:45,820 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 16:05:45,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 16:05:45,821 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 16:05:45,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 16:05:45,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 16:05:45,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 16:05:45,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 16:05:45,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 16:05:45,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 16:05:45,822 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 16:05:45,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 16:05:45,822 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 16:05:45,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 16:05:45,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 16:05:45,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 16:05:45,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:05:45,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 16:05:45,824 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 16:05:45,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 16:05:45,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 16:05:45,824 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 16:05:45,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 16:05:45,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 16:05:45,825 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 16:05:45,825 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_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a8be7009a37d1df58713fd67cd9771c39e6139a0416009824ceb58da10928b7 [2022-11-23 16:05:46,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 16:05:46,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 16:05:46,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 16:05:46,241 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 16:05:46,241 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 16:05:46,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/seq-pthread/cs_peterson.i [2022-11-23 16:05:49,565 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 16:05:49,877 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 16:05:49,878 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/sv-benchmarks/c/seq-pthread/cs_peterson.i [2022-11-23 16:05:49,898 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/data/8906ed54f/2ee12d27a3c3443fa8637c2ce662a721/FLAG8d5464f08 [2022-11-23 16:05:49,916 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/data/8906ed54f/2ee12d27a3c3443fa8637c2ce662a721 [2022-11-23 16:05:49,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 16:05:49,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 16:05:49,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 16:05:49,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 16:05:49,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 16:05:49,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:05:49" (1/1) ... [2022-11-23 16:05:49,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e654b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:49, skipping insertion in model container [2022-11-23 16:05:49,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:05:49" (1/1) ... [2022-11-23 16:05:49,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 16:05:50,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 16:05:50,502 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/sv-benchmarks/c/seq-pthread/cs_peterson.i[23605,23618] [2022-11-23 16:05:50,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:05:50,694 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 16:05:50,726 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/sv-benchmarks/c/seq-pthread/cs_peterson.i[23605,23618] [2022-11-23 16:05:50,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:05:50,831 INFO L208 MainTranslator]: Completed translation [2022-11-23 16:05:50,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50 WrapperNode [2022-11-23 16:05:50,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 16:05:50,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 16:05:50,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 16:05:50,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 16:05:50,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,920 INFO L138 Inliner]: procedures = 145, calls = 276, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 428 [2022-11-23 16:05:50,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 16:05:50,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 16:05:50,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 16:05:50,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 16:05:50,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,982 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:50,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 16:05:50,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 16:05:50,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 16:05:50,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 16:05:50,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (1/1) ... [2022-11-23 16:05:51,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:05:51,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:05:51,041 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 16:05:51,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 16:05:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 16:05:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 16:05:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 16:05:51,100 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 16:05:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 16:05:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 16:05:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 16:05:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-23 16:05:51,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-23 16:05:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 16:05:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-23 16:05:51,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-23 16:05:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-23 16:05:51,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-23 16:05:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 16:05:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 16:05:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-23 16:05:51,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-23 16:05:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 16:05:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 16:05:51,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 16:05:51,309 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 16:05:51,312 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 16:05:54,292 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 16:05:54,413 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 16:05:54,413 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 16:05:54,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:54 BoogieIcfgContainer [2022-11-23 16:05:54,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 16:05:54,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 16:05:54,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 16:05:54,423 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 16:05:54,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:05:49" (1/3) ... [2022-11-23 16:05:54,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b92c07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:05:54, skipping insertion in model container [2022-11-23 16:05:54,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:50" (2/3) ... [2022-11-23 16:05:54,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b92c07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:05:54, skipping insertion in model container [2022-11-23 16:05:54,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:54" (3/3) ... [2022-11-23 16:05:54,438 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_peterson.i [2022-11-23 16:05:54,482 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 16:05:54,482 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 16:05:54,559 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 16:05:54,569 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6777a6b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 16:05:54,569 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 16:05:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 56 states have (on average 1.25) internal successors, (70), 57 states have internal predecessors, (70), 34 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2022-11-23 16:05:54,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-23 16:05:54,595 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:54,597 INFO L195 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:54,598 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:54,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:54,607 INFO L85 PathProgramCache]: Analyzing trace with hash 727482517, now seen corresponding path program 1 times [2022-11-23 16:05:54,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:54,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972246841] [2022-11-23 16:05:54,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:54,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:09,891 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-23 16:06:09,892 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:06:09,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972246841] [2022-11-23 16:06:09,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972246841] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:06:09,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:06:09,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 16:06:09,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436890571] [2022-11-23 16:06:09,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:06:09,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 16:06:09,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:06:09,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 16:06:09,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:06:09,962 INFO L87 Difference]: Start difference. First operand has 97 states, 56 states have (on average 1.25) internal successors, (70), 57 states have internal predecessors, (70), 34 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-23 16:06:12,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:06:12,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:06:12,187 INFO L93 Difference]: Finished difference Result 193 states and 275 transitions. [2022-11-23 16:06:12,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 16:06:12,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 90 [2022-11-23 16:06:12,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:06:12,199 INFO L225 Difference]: With dead ends: 193 [2022-11-23 16:06:12,199 INFO L226 Difference]: Without dead ends: 97 [2022-11-23 16:06:12,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:06:12,206 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 2 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-23 16:06:12,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 244 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-23 16:06:12,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-23 16:06:12,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 96. [2022-11-23 16:06:12,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 56 states have (on average 1.2142857142857142) internal successors, (68), 56 states have internal predecessors, (68), 34 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2022-11-23 16:06:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 136 transitions. [2022-11-23 16:06:12,259 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 136 transitions. Word has length 90 [2022-11-23 16:06:12,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:06:12,260 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 136 transitions. [2022-11-23 16:06:12,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-23 16:06:12,261 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2022-11-23 16:06:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-23 16:06:12,265 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:06:12,265 INFO L195 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:06:12,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 16:06:12,266 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:06:12,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:06:12,266 INFO L85 PathProgramCache]: Analyzing trace with hash 323260609, now seen corresponding path program 1 times [2022-11-23 16:06:12,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:06:12,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513792689] [2022-11-23 16:06:12,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:12,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:06:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:23,722 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-23 16:06:23,723 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:06:23,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513792689] [2022-11-23 16:06:23,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513792689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:06:23,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:06:23,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 16:06:23,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848437364] [2022-11-23 16:06:23,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:06:23,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 16:06:23,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:06:23,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 16:06:23,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:06:23,743 INFO L87 Difference]: Start difference. First operand 96 states and 136 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-23 16:06:25,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 16:06:25,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:06:25,936 INFO L93 Difference]: Finished difference Result 191 states and 272 transitions. [2022-11-23 16:06:25,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 16:06:25,937 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 92 [2022-11-23 16:06:25,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:06:25,940 INFO L225 Difference]: With dead ends: 191 [2022-11-23 16:06:25,940 INFO L226 Difference]: Without dead ends: 97 [2022-11-23 16:06:26,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:06:26,044 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-23 16:06:26,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 243 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-23 16:06:26,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-23 16:06:26,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-11-23 16:06:26,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 57 states have internal predecessors, (69), 34 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2022-11-23 16:06:26,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2022-11-23 16:06:26,064 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 92 [2022-11-23 16:06:26,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:06:26,064 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2022-11-23 16:06:26,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-23 16:06:26,065 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2022-11-23 16:06:26,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-23 16:06:26,069 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:06:26,069 INFO L195 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:06:26,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 16:06:26,070 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:06:26,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:06:26,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1399282198, now seen corresponding path program 1 times [2022-11-23 16:06:26,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:06:26,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846522003] [2022-11-23 16:06:26,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:26,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:06:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-23 16:06:39,443 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:06:39,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846522003] [2022-11-23 16:06:39,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846522003] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 16:06:39,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291648325] [2022-11-23 16:06:39,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:39,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:06:39,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:06:39,486 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:06:39,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d26e469-8755-4bad-bd60-78b66b35f9e5/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 16:06:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:49,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 18449 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 16:06:49,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:06:49,310 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-23 16:06:49,310 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 16:06:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-23 16:06:49,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291648325] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 16:06:49,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [790579071] [2022-11-23 16:06:49,499 INFO L159 IcfgInterpreter]: Started Sifa with 54 locations of interest [2022-11-23 16:06:49,499 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 16:06:49,504 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 16:06:49,518 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 16:06:49,519 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 16:06:49,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-23 16:06:49,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-23 16:06:49,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-23 16:06:50,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-23 16:06:50,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:50,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:50,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:50,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:50,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:50,282 INFO L217 Elim1Store]: Index analysis took 145 ms [2022-11-23 16:06:53,154 INFO L321 Elim1Store]: treesize reduction 1712, result has 14.4 percent of original size [2022-11-23 16:06:53,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 67 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 88 case distinctions, treesize of input 167 treesize of output 413 [2022-11-23 16:06:53,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-23 16:06:53,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-23 16:06:53,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:53,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:53,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:53,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:53,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:53,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:53,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 129 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 111 [2022-11-23 16:06:54,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 90 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 271 treesize of output 140 [2022-11-23 16:06:54,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 78 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 129 [2022-11-23 16:06:54,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 51 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 107 [2022-11-23 16:06:54,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:54,852 INFO L217 Elim1Store]: Index analysis took 107 ms [2022-11-23 16:06:54,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 29 select indices, 29 select index equivalence classes, 141 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 427 treesize of output 375 [2022-11-23 16:06:55,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 33 select indices, 33 select index equivalence classes, 164 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 0 case distinctions, treesize of input 387 treesize of output 418 [2022-11-23 16:06:55,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:55,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 65 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 142 [2022-11-23 16:06:56,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:56,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:56,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:56,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:56,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:56,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:56,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:56,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 65 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 129 [2022-11-23 16:06:58,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:58,513 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:06:58,627 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-23 16:06:58,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 11 case distinctions, treesize of input 2338 treesize of output 2289 [2022-11-23 16:06:59,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:06:59,267 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-23 16:06:59,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 11 case distinctions, treesize of input 2338 treesize of output 2289 [2022-11-23 16:06:59,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:06:59,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:06:59,820 INFO L321 Elim1Store]: treesize reduction 208, result has 17.1 percent of original size [2022-11-23 16:06:59,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 42 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 13 case distinctions, treesize of input 2343 treesize of output 2323 [2022-11-23 16:07:00,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,401 INFO L217 Elim1Store]: Index analysis took 164 ms [2022-11-23 16:07:00,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,572 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,573 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,575 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,576 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,601 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,602 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:00,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:00,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:02,558 INFO L321 Elim1Store]: treesize reduction 2488, result has 9.6 percent of original size [2022-11-23 16:07:02,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 33 select indices, 33 select index equivalence classes, 121 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 152 case distinctions, treesize of input 2362 treesize of output 2163 [2022-11-23 16:07:02,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:02,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:03,041 INFO L321 Elim1Store]: treesize reduction 156, result has 21.6 percent of original size [2022-11-23 16:07:03,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 42 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 13 case distinctions, treesize of input 2322 treesize of output 2302 [2022-11-23 16:07:13,185 INFO L321 Elim1Store]: treesize reduction 44, result has 40.5 percent of original size [2022-11-23 16:07:13,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 30 [2022-11-23 16:07:13,249 INFO L321 Elim1Store]: treesize reduction 32, result has 48.4 percent of original size [2022-11-23 16:07:13,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 46 [2022-11-23 16:07:13,309 INFO L321 Elim1Store]: treesize reduction 45, result has 40.0 percent of original size [2022-11-23 16:07:13,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 59 [2022-11-23 16:07:14,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:14,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:14,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:14,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:14,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:14,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:14,814 INFO L321 Elim1Store]: treesize reduction 128, result has 19.0 percent of original size [2022-11-23 16:07:14,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 1172 treesize of output 1180 [2022-11-23 16:07:15,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,566 INFO L321 Elim1Store]: treesize reduction 128, result has 19.0 percent of original size [2022-11-23 16:07:15,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 1179 treesize of output 1187 [2022-11-23 16:07:15,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:15,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,335 INFO L217 Elim1Store]: Index analysis took 635 ms [2022-11-23 16:07:16,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:16,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:17,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:17,008 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:17,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:17,011 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:07:21,095 INFO L321 Elim1Store]: treesize reduction 3841, result has 6.5 percent of original size [2022-11-23 16:07:21,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 29 select indices, 29 select index equivalence classes, 94 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 21 case distinctions, treesize of input 1326 treesize of output 1360 [2022-11-23 16:07:21,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,629 INFO L321 Elim1Store]: treesize reduction 128, result has 19.0 percent of original size [2022-11-23 16:07:21,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 1136 treesize of output 1144 [2022-11-23 16:07:21,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:21,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,019 INFO L321 Elim1Store]: treesize reduction 128, result has 19.0 percent of original size [2022-11-23 16:07:22,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 1143 treesize of output 1151 [2022-11-23 16:07:22,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,350 INFO L321 Elim1Store]: treesize reduction 128, result has 19.0 percent of original size [2022-11-23 16:07:22,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 1143 treesize of output 1151 [2022-11-23 16:07:22,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,633 INFO L321 Elim1Store]: treesize reduction 128, result has 19.0 percent of original size [2022-11-23 16:07:22,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 1143 treesize of output 1151 [2022-11-23 16:07:22,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:22,928 INFO L321 Elim1Store]: treesize reduction 128, result has 19.0 percent of original size [2022-11-23 16:07:22,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 1143 treesize of output 1151 [2022-11-23 16:07:23,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:23,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:23,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:23,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:23,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:23,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:07:23,271 INFO L321 Elim1Store]: treesize reduction 128, result has 19.0 percent of original size [2022-11-23 16:07:23,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 3 case distinctions, treesize of input 1143 treesize of output 1151 [2022-11-23 16:07:54,822 WARN L233 SmtUtils]: Spent 5.04s on a formula simplification that was a NOOP. DAG size: 541 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-23 16:09:41,006 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification. DAG size of input: 590 DAG size of output: 590 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)