./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f3643eb7577eb0ba12bcd7a7f20ec9e29deb69664963fe3575fff225cd03ad0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:32,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:32,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:11:32,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:32,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:32,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:32,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:32,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:32,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:32,851 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:32,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:32,852 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:32,853 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:32,855 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:32,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:32,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:32,856 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:32,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:32,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:32,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:11:32,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:32,859 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:32,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:32,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:32,861 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:32,861 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:32,862 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:32,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:32,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:32,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:32,865 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:32,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:32,866 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:32,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:32,866 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:32,867 INFO L153 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_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f3643eb7577eb0ba12bcd7a7f20ec9e29deb69664963fe3575fff225cd03ad0 [2023-11-24 22:11:33,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:33,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:33,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:33,198 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:33,199 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:33,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps5.c [2023-11-24 22:11:36,205 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:36,476 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:36,476 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/sv-benchmarks/c/recursified_nla-digbench/recursified_ps5.c [2023-11-24 22:11:36,485 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/data/b175b1750/63326c9cac314466a4dc8a71dcfe4f06/FLAG04e70cf91 [2023-11-24 22:11:36,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/data/b175b1750/63326c9cac314466a4dc8a71dcfe4f06 [2023-11-24 22:11:36,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:36,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:36,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:36,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:36,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:36,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b7ac7a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36, skipping insertion in model container [2023-11-24 22:11:36,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:36,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:36,789 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:36,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:36,846 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:36,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36 WrapperNode [2023-11-24 22:11:36,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:36,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:36,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:36,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:36,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,908 INFO L138 Inliner]: procedures = 16, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 127 [2023-11-24 22:11:36,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:36,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:36,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:36,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:36,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,935 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,939 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:36,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:36,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:36,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:36,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:36" (1/1) ... [2023-11-24 22:11:36,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:36,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:36,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:36,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2214be40-cd9c-4e6b-a852-fa470c124c36/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_33_0 [2023-11-24 22:11:37,051 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_33_0 [2023-11-24 22:11:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:11:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:37,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:11:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:11:37,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:11:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:37,187 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:37,190 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:38,028 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:38,084 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:38,085 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:11:38,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:38 BoogieIcfgContainer [2023-11-24 22:11:38,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:38,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:38,090 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:38,100 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:38,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:38" (1/1) ... [2023-11-24 22:11:38,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:38,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2023-11-24 22:11:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2023-11-24 22:11:38,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:11:38,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:38,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 189 states and 193 transitions. [2023-11-24 22:11:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2023-11-24 22:11:39,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:11:39,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:39,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:39,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 190 states and 194 transitions. [2023-11-24 22:11:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2023-11-24 22:11:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:11:39,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:39,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:39,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-24 22:11:39,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:55,946 WARN L293 SmtUtils]: Spent 16.35s on a formula simplification. DAG size of input: 331 DAG size of output: 166 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-11-24 22:11:55,946 INFO L349 Elim1Store]: treesize reduction 1434, result has 28.5 percent of original size [2023-11-24 22:11:55,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 15 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 18 new quantified variables, introduced 78 case distinctions, treesize of input 7786 treesize of output 5800 [2023-11-24 22:11:59,195 INFO L378 Elim1Store]: Elim1 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 41 treesize of output 36 [2023-11-24 22:12:06,118 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:06,122 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 765 [2023-11-24 22:12:06,952 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:06,955 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 789 [2023-11-24 22:12:14,992 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:14,995 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 782 [2023-11-24 22:12:15,626 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:15,630 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 765 [2023-11-24 22:12:17,042 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:17,045 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 558 [2023-11-24 22:12:17,839 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:17,841 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 558 [2023-11-24 22:12:18,399 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:18,402 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 582 [2023-11-24 22:12:24,092 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:24,094 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 799 [2023-11-24 22:12:29,514 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:29,516 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 589 [2023-11-24 22:12:33,388 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:33,390 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 309 [2023-11-24 22:12:33,939 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:33,941 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 330 [2023-11-24 22:12:35,966 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:35,969 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 309 [2023-11-24 22:12:36,589 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:36,591 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 312