./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/eqn3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/eqn3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0fb0070f46fa34e60f2a21833c13b7b67c557f142ffbdfed9bc8ff3d84f7456 --- 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-dbf71c6-m [2022-10-17 16:35:35,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:35,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:35,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:35,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:35,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:35,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:35,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:35,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:35,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:35,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:35,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:35,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:35,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:35,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:35,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:35,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:35,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:35,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:35,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:35,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:35,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:35,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:35,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:35,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:35,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:35,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:35,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:35,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:35,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:35,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:35,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:35,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:35,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:35,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:35,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:35,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:35,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:35,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:35,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:35,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:35,198 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:35,230 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:35,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:35,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:35,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:35,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:35,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:35,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:35,233 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:35,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:35,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:35,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:35,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:35,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:35,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:35,235 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:35,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:35,239 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:35,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:35,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:35,240 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:35,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:35,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:35,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:35,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:35,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:35,242 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:35,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:35,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:35,248 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_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0fb0070f46fa34e60f2a21833c13b7b67c557f142ffbdfed9bc8ff3d84f7456 [2022-10-17 16:35:35,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:35,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:35,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:35,625 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:35,626 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:35,627 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-fpi/eqn3.c [2022-10-17 16:35:35,715 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/data/4564cb175/7294b7366f704416bf0c869adf19d59d/FLAG029e37a16 [2022-10-17 16:35:36,294 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:36,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/sv-benchmarks/c/array-fpi/eqn3.c [2022-10-17 16:35:36,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/data/4564cb175/7294b7366f704416bf0c869adf19d59d/FLAG029e37a16 [2022-10-17 16:35:36,687 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/data/4564cb175/7294b7366f704416bf0c869adf19d59d [2022-10-17 16:35:36,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:36,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:36,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:36,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:36,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:36,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:36" (1/1) ... [2022-10-17 16:35:36,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c37833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:36, skipping insertion in model container [2022-10-17 16:35:36,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:36" (1/1) ... [2022-10-17 16:35:36,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:36,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:36,944 WARN L230 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_26165561-a7ab-48f8-b39d-06fec0197e13/sv-benchmarks/c/array-fpi/eqn3.c[587,600] [2022-10-17 16:35:36,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:36,977 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:36,991 WARN L230 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_26165561-a7ab-48f8-b39d-06fec0197e13/sv-benchmarks/c/array-fpi/eqn3.c[587,600] [2022-10-17 16:35:37,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:37,016 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:37,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37 WrapperNode [2022-10-17 16:35:37,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:37,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:37,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:37,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:37,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,059 INFO L138 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2022-10-17 16:35:37,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:37,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:37,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:37,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:37,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,087 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:37,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:37,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:37,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:37,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:37,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:37,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:37,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26165561-a7ab-48f8-b39d-06fec0197e13/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:35:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:35:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:37,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:35:37,260 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:37,263 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:37,505 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:37,585 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:37,586 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:35:37,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:37 BoogieIcfgContainer [2022-10-17 16:35:37,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:37,590 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:37,590 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:37,601 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:37,602 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:37" (1/1) ... [2022-10-17 16:35:37,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:37,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-10-17 16:35:37,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-10-17 16:35:37,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:35:37,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:37,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:37,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:35:37,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:38,093 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:38,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:38,127 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:38,159 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:38,297 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:38,299 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:35:38,372 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2022-10-17 16:35:38,377 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:38,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2022-10-17 16:35:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2022-10-17 16:35:38,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:35:38,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:35:38,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:38,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 17 states and 36 transitions. [2022-10-17 16:35:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 36 transitions. [2022-10-17 16:35:39,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:35:39,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:39,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:39,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:35:39,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:39,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 20 states and 49 transitions. [2022-10-17 16:35:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 49 transitions. [2022-10-17 16:35:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:35:39,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:39,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:39,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 22 conjunts are in the unsatisfiable core [2022-10-17 16:35:39,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:39,901 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:39,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:39,913 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:35:39,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:39,965 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:40,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:35:40,046 INFO L356 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-10-17 16:35:40,046 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 95 [2022-10-17 16:35:40,074 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:40,075 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-10-17 16:35:40,098 INFO L356 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-10-17 16:35:40,098 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 24 [2022-10-17 16:35:40,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:40,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:40,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 22 states and 55 transitions. [2022-10-17 16:35:40,667 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 55 transitions. [2022-10-17 16:35:40,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:35:40,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:40,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:40,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:35:40,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:41,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:41,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 26 states and 62 transitions. [2022-10-17 16:35:41,234 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 62 transitions. [2022-10-17 16:35:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:35:41,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:41,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:41,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:35:41,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:41,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:42,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:42,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 29 states and 72 transitions. [2022-10-17 16:35:42,159 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 72 transitions. [2022-10-17 16:35:42,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:35:42,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:42,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:42,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:35:42,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:42,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:43,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:43,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 32 states and 84 transitions. [2022-10-17 16:35:43,125 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 84 transitions. [2022-10-17 16:35:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:43,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:43,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:43,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:35:43,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:43,353 INFO L356 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-10-17 16:35:43,354 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-10-17 16:35:43,361 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-10-17 16:35:43,401 INFO L356 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-10-17 16:35:43,401 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-10-17 16:35:43,425 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:43,459 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:43,460 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-10-17 16:35:43,480 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 79 [2022-10-17 16:35:43,519 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:43,520 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:35:43,537 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-10-17 16:35:43,547 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:43,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:43,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 42 [2022-10-17 16:35:43,559 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 34 [2022-10-17 16:35:43,576 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2022-10-17 16:35:43,609 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:43,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 112 [2022-10-17 16:35:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:43,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:43,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 185 [2022-10-17 16:35:43,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:43,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:43,993 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 75 [2022-10-17 16:35:44,142 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 37 [2022-10-17 16:35:44,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:44,388 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 39 [2022-10-17 16:35:44,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:44,507 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 39 [2022-10-17 16:35:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 37 states and 122 transitions. [2022-10-17 16:35:46,502 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 122 transitions. [2022-10-17 16:35:46,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:46,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:46,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:46,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-17 16:35:46,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:46,749 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:46,750 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:46,758 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:46,766 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:46,791 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:46,793 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:35:46,831 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:46,834 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:35:46,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:46,865 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:47,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:47,011 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2022-10-17 16:35:47,017 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:47,027 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:47,073 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:35:47,087 INFO L356 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-10-17 16:35:47,088 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-10-17 16:35:47,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:35:47,116 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:47,117 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:35:47,228 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:35:47,237 INFO L356 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-10-17 16:35:47,239 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 95 [2022-10-17 16:35:47,267 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:47,268 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-10-17 16:35:47,307 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:47,462 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse1 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse2 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse0 .cse1 .cse2)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) .cse0 .cse1 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) .cse2)) is different from false [2022-10-17 16:35:47,575 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse1 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse2 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse0 .cse1 .cse2)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) .cse0 .cse1 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) .cse2))) is different from true [2022-10-17 16:35:47,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:47,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 39 states and 127 transitions. [2022-10-17 16:35:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 127 transitions. [2022-10-17 16:35:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:47,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:47,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:47,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 31 conjunts are in the unsatisfiable core [2022-10-17 16:35:47,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:47,905 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:47,906 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:47,913 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:47,926 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:47,961 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:35:47,967 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:47,981 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:47,982 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:35:47,993 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:48,030 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:48,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:48,087 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:35:48,105 INFO L356 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-10-17 16:35:48,105 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-10-17 16:35:48,141 INFO L356 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2022-10-17 16:35:48,145 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 26 [2022-10-17 16:35:48,207 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:35:48,221 INFO L356 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-10-17 16:35:48,222 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 95 [2022-10-17 16:35:48,249 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:48,251 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-10-17 16:35:48,297 INFO L356 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-10-17 16:35:48,298 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 24 [2022-10-17 16:35:48,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:48,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:48,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 41 states and 147 transitions. [2022-10-17 16:35:48,768 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 147 transitions. [2022-10-17 16:35:48,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:48,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:48,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:49,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 42 conjunts are in the unsatisfiable core [2022-10-17 16:35:49,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:49,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-10-17 16:35:49,048 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:49,052 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-10-17 16:35:49,191 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-10-17 16:35:49,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 125 treesize of output 117 [2022-10-17 16:35:49,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:49,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,212 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-10-17 16:35:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,239 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 79 [2022-10-17 16:35:49,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,375 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-10-17 16:35:49,376 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 44 [2022-10-17 16:35:49,651 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,667 INFO L356 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-10-17 16:35:49,667 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 45 [2022-10-17 16:35:49,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,801 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:49,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:49,808 INFO L356 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-10-17 16:35:49,808 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 54 [2022-10-17 16:35:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:50,090 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) .cse3)) is different from false [2022-10-17 16:35:50,183 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) .cse4 .cse1 .cse2 .cse5 .cse3)) is different from false [2022-10-17 16:35:50,188 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) .cse3))) is different from true [2022-10-17 16:35:50,192 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) .cse4 .cse1 .cse2 .cse5 .cse3))) is different from true [2022-10-17 16:35:52,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:52,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 44 states and 198 transitions. [2022-10-17 16:35:52,367 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 198 transitions. [2022-10-17 16:35:52,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:52,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:52,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:52,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:35:52,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:52,505 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:52,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:52,510 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:35:52,514 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:52,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:52,696 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:52,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:52,834 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:52,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:52,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:53,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:53,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 45 states and 212 transitions. [2022-10-17 16:35:53,782 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 212 transitions. [2022-10-17 16:35:53,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:53,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:53,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:53,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-17 16:35:53,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:54,009 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:54,010 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:54,016 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:54,023 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:54,037 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:54,038 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:35:54,059 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:54,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:35:54,063 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:54,086 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:54,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:54,245 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2022-10-17 16:35:54,251 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:54,262 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:54,302 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:35:54,310 INFO L356 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-10-17 16:35:54,311 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-10-17 16:35:54,340 INFO L356 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2022-10-17 16:35:54,341 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 26 [2022-10-17 16:35:54,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:35:54,384 INFO L356 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-10-17 16:35:54,385 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 95 [2022-10-17 16:35:54,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:35:54,408 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:54,409 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-10-17 16:35:54,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:54,458 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) .cse4 .cse1 (exists ((v_DerPreprocessor_19 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (and (= (select v_DerPreprocessor_19 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse2 .cse5 .cse3)) is different from false [2022-10-17 16:35:54,567 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) (not (and .cse1 (exists ((v_DerPreprocessor_19 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (and (= (select v_DerPreprocessor_19 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse2 .cse3)) .cse4 .cse1 .cse2 .cse5 .cse3)) is different from false [2022-10-17 16:35:54,571 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) .cse4 .cse1 (exists ((v_DerPreprocessor_19 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (and (= (select v_DerPreprocessor_19 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse2 .cse5 .cse3))) is different from true [2022-10-17 16:35:54,575 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) (not (and .cse1 (exists ((v_DerPreprocessor_19 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (and (= (select v_DerPreprocessor_19 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse2 .cse3)) .cse4 .cse1 .cse2 .cse5 .cse3))) is different from true [2022-10-17 16:35:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 47 states and 219 transitions. [2022-10-17 16:35:54,600 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 219 transitions. [2022-10-17 16:35:54,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:54,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:54,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:54,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:35:54,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:54,831 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:54,832 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:54,837 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:54,843 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:54,861 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:54,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:35:54,864 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:54,882 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:54,883 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:35:54,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:55,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:55,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2022-10-17 16:35:55,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:55,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:55,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:55,078 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:55,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:55,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:55,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:55,122 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) (not (and .cse1 (exists ((v_DerPreprocessor_19 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (and (= (select v_DerPreprocessor_19 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse2 .cse3)) .cse4 .cse1 .cse2 .cse5 (exists ((v_DerPreprocessor_22 (Array Int Int)) (v_DerPreprocessor_23 (Array Int Int))) (let ((.cse6 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_main_~a~0#1.base|))) (and (= v_DerPreprocessor_22 .cse6) (= .cse0 .cse6) (= (select v_DerPreprocessor_23 |c_ULTIMATE.start_main_~b~0#1.offset|) 1)))) .cse3)) is different from false [2022-10-17 16:35:55,281 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) (not (and .cse1 (exists ((v_DerPreprocessor_19 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (and (= (select v_DerPreprocessor_19 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse2 .cse3)) .cse4 (not (and .cse4 .cse1 .cse2 (exists ((v_DerPreprocessor_22 (Array Int Int)) (v_DerPreprocessor_23 (Array Int Int))) (let ((.cse6 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_main_~a~0#1.base|))) (and (= v_DerPreprocessor_22 .cse6) (= .cse0 .cse6) (= (select v_DerPreprocessor_23 |c_ULTIMATE.start_main_~b~0#1.offset|) 1)))) .cse3)) .cse1 .cse2 .cse5 .cse3)) is different from false [2022-10-17 16:35:55,288 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) (not (and .cse1 (exists ((v_DerPreprocessor_19 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (and (= (select v_DerPreprocessor_19 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse2 .cse3)) .cse4 .cse1 .cse2 .cse5 (exists ((v_DerPreprocessor_22 (Array Int Int)) (v_DerPreprocessor_23 (Array Int Int))) (let ((.cse6 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_main_~a~0#1.base|))) (and (= v_DerPreprocessor_22 .cse6) (= .cse0 .cse6) (= (select v_DerPreprocessor_23 |c_ULTIMATE.start_main_~b~0#1.offset|) 1)))) .cse3))) is different from true [2022-10-17 16:35:55,294 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse5 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) .cse5 .cse3)) (not (and .cse1 (exists ((v_DerPreprocessor_19 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (and (= (select v_DerPreprocessor_19 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse2 .cse3)) .cse4 (not (and .cse4 .cse1 .cse2 (exists ((v_DerPreprocessor_22 (Array Int Int)) (v_DerPreprocessor_23 (Array Int Int))) (let ((.cse6 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_main_~a~0#1.base|))) (and (= v_DerPreprocessor_22 .cse6) (= .cse0 .cse6) (= (select v_DerPreprocessor_23 |c_ULTIMATE.start_main_~b~0#1.offset|) 1)))) .cse3)) .cse1 .cse2 .cse5 .cse3))) is different from true [2022-10-17 16:35:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:55,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 49 states and 228 transitions. [2022-10-17 16:35:55,322 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 228 transitions. [2022-10-17 16:35:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:55,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:55,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:35:55,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:55,551 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:55,552 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:55,562 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:55,569 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:55,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:55,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:55,600 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:35:55,604 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:55,615 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:55,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:55,640 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:55,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:55,666 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:55,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:55,703 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:55,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:55,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:55,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 50 states and 231 transitions. [2022-10-17 16:35:55,759 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 231 transitions. [2022-10-17 16:35:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:55,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:55,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:55,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:35:55,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:55,977 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:55,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:55,987 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:35:55,991 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:56,000 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:56,013 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:56,038 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:35:56,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:56,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:56,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:35:56,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:56,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:56,060 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-10-17 16:35:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:56,072 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:56,095 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:56,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 53 states and 259 transitions. [2022-10-17 16:35:56,705 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 259 transitions. [2022-10-17 16:35:56,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:56,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:56,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:56,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:35:56,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:56,902 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:56,902 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:56,908 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:56,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:56,952 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:56,953 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:35:56,969 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:35:56,975 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:56,994 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:57,130 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:57,145 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:57,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:35:57,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,174 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:35:57,193 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:57,195 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-10-17 16:35:57,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,211 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 26 [2022-10-17 16:35:57,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:57,247 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 54 states and 262 transitions. [2022-10-17 16:35:57,278 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 262 transitions. [2022-10-17 16:35:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:57,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:57,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:57,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:35:57,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:57,561 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:57,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,571 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:35:57,573 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:57,584 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:57,595 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:57,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:35:57,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,632 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:35:57,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-10-17 16:35:57,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:57,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:57,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 55 states and 265 transitions. [2022-10-17 16:35:57,735 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 265 transitions. [2022-10-17 16:35:57,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:57,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:57,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:57,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-17 16:35:57,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:57,914 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:57,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:57,919 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:35:57,922 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:57,953 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:57,964 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:57,997 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:35:58,007 INFO L356 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-10-17 16:35:58,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-10-17 16:35:58,031 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:58,037 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:35:58,101 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:35:58,109 INFO L356 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-10-17 16:35:58,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 95 [2022-10-17 16:35:58,117 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:58,118 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-10-17 16:35:58,136 INFO L356 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-10-17 16:35:58,136 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 24 [2022-10-17 16:35:58,167 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:58,172 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse3)) is different from false [2022-10-17 16:35:58,178 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse3))) is different from true [2022-10-17 16:35:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:58,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 56 states and 269 transitions. [2022-10-17 16:35:58,213 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 269 transitions. [2022-10-17 16:35:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:58,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:58,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:58,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:35:58,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:58,401 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:58,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:58,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:35:58,410 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:58,421 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:58,432 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:58,455 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:35:58,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:58,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:58,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:35:58,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:58,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:58,472 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-10-17 16:35:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:58,495 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:58,516 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 57 states and 273 transitions. [2022-10-17 16:35:58,546 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 273 transitions. [2022-10-17 16:35:58,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:58,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:58,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:58,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:35:58,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:58,830 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:58,830 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:58,836 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:58,842 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:58,865 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:58,866 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:35:58,879 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:35:58,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:58,898 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:59,009 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:59,018 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:59,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:59,035 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:59,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:59,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:59,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:59,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 58 states and 277 transitions. [2022-10-17 16:35:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 277 transitions. [2022-10-17 16:35:59,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:59,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:59,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:35:59,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:59,291 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:59,292 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:59,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:59,306 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:59,347 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:59,348 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:35:59,364 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:35:59,367 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:59,383 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:35:59,545 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:59,560 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:35:59,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:59,583 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:59,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:35:59,594 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:35:59,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 59 states and 281 transitions. [2022-10-17 16:35:59,649 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 281 transitions. [2022-10-17 16:35:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:59,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:59,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:59,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:35:59,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:59,898 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:35:59,898 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:35:59,906 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:59,913 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:35:59,932 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:35:59,933 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:35:59,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:35:59,963 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:35:59,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:35:59,974 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:00,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:00,174 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2022-10-17 16:36:00,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:36:00,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:00,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:36:00,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:00,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:00,220 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:36:00,226 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:00,226 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-10-17 16:36:00,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:00,242 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:00,267 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (exists ((v_DerPreprocessor_37 (Array Int Int)) (v_DerPreprocessor_36 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_36) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_36) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~a~0#1.base|)) (= (select v_DerPreprocessor_37 |c_ULTIMATE.start_main_~b~0#1.offset|) 1))) (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse3)) is different from false [2022-10-17 16:36:00,394 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 .cse2 (exists ((v_DerPreprocessor_37 (Array Int Int)) (v_DerPreprocessor_36 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_36) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_36) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~a~0#1.base|)) (= (select v_DerPreprocessor_37 |c_ULTIMATE.start_main_~b~0#1.offset|) 1))) .cse3)) .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse3)) is different from false [2022-10-17 16:36:00,407 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (exists ((v_DerPreprocessor_37 (Array Int Int)) (v_DerPreprocessor_36 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_36) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_36) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~a~0#1.base|)) (= (select v_DerPreprocessor_37 |c_ULTIMATE.start_main_~b~0#1.offset|) 1))) (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse3))) is different from true [2022-10-17 16:36:00,411 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse4 (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_9 (Array Int Int)) (v_DerPreprocessor_8 (Array Int Int))) (and (= 1 (select v_DerPreprocessor_9 |c_ULTIMATE.start_main_~b~0#1.offset|)) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~a~0#1.base|)))) .cse1 .cse2 .cse3)) (not (and .cse4 .cse1 .cse2 (exists ((v_DerPreprocessor_37 (Array Int Int)) (v_DerPreprocessor_36 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_36) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_36) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~a~0#1.base|)) (= (select v_DerPreprocessor_37 |c_ULTIMATE.start_main_~b~0#1.offset|) 1))) .cse3)) .cse4 .cse1 (= 6 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse3))) is different from true [2022-10-17 16:36:00,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:00,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 61 states and 285 transitions. [2022-10-17 16:36:00,439 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 285 transitions. [2022-10-17 16:36:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:00,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:00,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:00,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:36:00,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:00,664 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:00,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:00,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:36:00,676 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:00,688 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:00,698 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:00,725 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:36:00,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:00,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:00,731 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:36:00,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:36:00,754 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:00,755 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:36:00,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:00,882 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:00,906 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:00,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 62 states and 288 transitions. [2022-10-17 16:36:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 288 transitions. [2022-10-17 16:36:00,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:00,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:00,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:01,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:36:01,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:01,190 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:36:01,190 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:36:01,197 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:01,204 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:01,223 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:01,223 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:36:01,252 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:36:01,264 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:36:01,283 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:01,415 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:01,429 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:01,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:36:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:01,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:01,457 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:36:01,475 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:01,476 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:36:01,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:01,610 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:01,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:01,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:01,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 63 states and 291 transitions. [2022-10-17 16:36:01,666 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 291 transitions. [2022-10-17 16:36:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:01,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:01,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:01,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-17 16:36:01,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:01,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:01,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:01,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:36:01,885 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:01,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:01,926 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:01,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:36:01,966 INFO L356 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-10-17 16:36:01,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-10-17 16:36:01,985 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:01,985 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:36:02,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:36:02,062 INFO L356 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-10-17 16:36:02,063 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 95 [2022-10-17 16:36:02,099 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:02,100 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-10-17 16:36:02,114 INFO L356 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-10-17 16:36:02,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 24 [2022-10-17 16:36:02,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 64 states and 294 transitions. [2022-10-17 16:36:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 294 transitions. [2022-10-17 16:36:02,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:02,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:36:02,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:02,418 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:02,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:02,426 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:36:02,429 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:02,443 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:02,453 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:02,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:02,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:02,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:02,483 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 65 states and 297 transitions. [2022-10-17 16:36:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 297 transitions. [2022-10-17 16:36:02,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:02,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:36:02,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:02,777 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:02,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:02,783 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:36:02,789 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:02,816 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:02,827 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:02,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:02,858 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:02,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:02,884 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:02,905 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:02,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 66 states and 300 transitions. [2022-10-17 16:36:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 300 transitions. [2022-10-17 16:36:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:02,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:03,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:36:03,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:03,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:03,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,175 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:36:03,178 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:03,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:03,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:03,223 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:36:03,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,230 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:36:03,250 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:03,252 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:36:03,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:03,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:03,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 67 states and 303 transitions. [2022-10-17 16:36:03,444 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 303 transitions. [2022-10-17 16:36:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:03,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:03,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:03,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:36:03,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:03,664 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:36:03,664 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:36:03,671 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:03,679 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:03,726 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:03,727 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:36:03,745 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:36:03,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:36:03,764 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:03,902 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:03,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:03,940 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:36:03,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:36:03,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,961 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 22 [2022-10-17 16:36:03,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:03,980 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:04,000 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 68 states and 306 transitions. [2022-10-17 16:36:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 306 transitions. [2022-10-17 16:36:04,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:04,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:36:04,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:04,349 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:36:04,349 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:36:04,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:04,365 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:04,394 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:04,396 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:36:04,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:36:04,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:36:04,448 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:04,588 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:04,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:04,624 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:36:04,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:04,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:04,631 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:36:04,638 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:04,639 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-10-17 16:36:04,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:04,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:04,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:04,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 69 states and 309 transitions. [2022-10-17 16:36:04,724 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 309 transitions. [2022-10-17 16:36:04,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:04,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:05,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:36:05,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:05,044 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:36:05,045 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:36:05,053 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:05,063 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:05,081 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:05,082 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:36:05,120 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-10-17 16:36:05,124 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:36:05,137 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:05,264 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:05,277 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:05,301 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:36:05,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:05,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:05,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:36:05,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:05,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:05,323 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-10-17 16:36:05,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:05,341 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:05,381 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:05,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 70 states and 312 transitions. [2022-10-17 16:36:05,413 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 312 transitions. [2022-10-17 16:36:05,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:05,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:05,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:05,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:36:05,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:05,648 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:36:05,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:05,656 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 16:36:05,660 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:05,668 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:05,680 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 16:36:05,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:05,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:05,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:36:05,715 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-17 16:36:05,735 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 71 states and 315 transitions. [2022-10-17 16:36:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 315 transitions. [2022-10-17 16:36:05,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:05,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:05,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:05,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:36:05,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:36:06,008 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:36:06,009 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:36:06,015 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:06,021 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 16:36:06,048 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:36:06,049 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23