./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL --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 82b98e74657ce84706a43470df686c21fc227d1db1df507636ad5f146dee0144 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:33:56,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:33:56,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:33:56,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:33:56,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:33:56,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:33:56,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:33:56,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:33:56,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:33:56,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:33:56,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:33:56,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:33:56,885 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:33:56,886 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:33:56,886 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:33:56,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:33:56,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:33:56,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:33:56,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:33:56,889 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:33:56,890 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:33:56,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:33:56,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:33:56,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:33:56,892 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:33:56,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:33:56,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:33:56,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:33:56,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:56,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:33:56,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:33:56,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:33:56,897 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:33:56,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:33:56,898 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:33:56,899 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_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82b98e74657ce84706a43470df686c21fc227d1db1df507636ad5f146dee0144 [2023-11-19 02:33:57,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:33:57,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:33:57,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:33:57,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:33:57,160 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:33:57,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1-ll.c [2023-11-19 02:34:00,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:34:00,471 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:34:00,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1-ll.c [2023-11-19 02:34:00,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/data/b4cdcfbbe/97b785f39c4743bcbdf36d4a4570a863/FLAGa9d779d27 [2023-11-19 02:34:00,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/data/b4cdcfbbe/97b785f39c4743bcbdf36d4a4570a863 [2023-11-19 02:34:00,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:34:00,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:34:00,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:34:00,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:34:00,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:34:00,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43fa471f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00, skipping insertion in model container [2023-11-19 02:34:00,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,557 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:34:00,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:34:00,821 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:34:00,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:34:00,885 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:34:00,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00 WrapperNode [2023-11-19 02:34:00,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:34:00,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:34:00,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:34:00,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:34:00,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,929 INFO L138 Inliner]: procedures = 18, calls = 83, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-19 02:34:00,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:34:00,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:34:00,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:34:00,931 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:34:00,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:34:00,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:34:00,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:34:00,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:34:00,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:00" (1/1) ... [2023-11-19 02:34:00,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:34:00,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:34:01,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:34:01,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d731033-9dc8-4ea6-8c08-3d864934175b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:34:01,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:34:01,055 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 02:34:01,056 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 02:34:01,056 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:34:01,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:34:01,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:34:01,058 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 02:34:01,059 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 02:34:01,059 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 02:34:01,059 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 02:34:01,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:34:01,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:34:01,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:34:01,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:34:01,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:34:01,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:34:01,158 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:34:01,160 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:34:01,858 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:34:01,913 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:34:01,913 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:34:01,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:01 BoogieIcfgContainer [2023-11-19 02:34:01,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:34:01,921 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:34:01,921 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:34:01,935 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:34:01,936 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:01" (1/1) ... [2023-11-19 02:34:01,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:34:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 224 states and 236 transitions. [2023-11-19 02:34:02,056 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 236 transitions. [2023-11-19 02:34:02,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:34:02,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 223 states and 235 transitions. [2023-11-19 02:34:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 235 transitions. [2023-11-19 02:34:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:34:02,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 222 states and 234 transitions. [2023-11-19 02:34:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 234 transitions. [2023-11-19 02:34:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:34:02,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 221 states and 233 transitions. [2023-11-19 02:34:02,627 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 233 transitions. [2023-11-19 02:34:02,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:34:02,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:02,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 220 states and 232 transitions. [2023-11-19 02:34:02,690 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 232 transitions. [2023-11-19 02:34:02,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:34:02,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:02,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 219 states and 231 transitions. [2023-11-19 02:34:02,721 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 231 transitions. [2023-11-19 02:34:02,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:34:02,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:34:02,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:02,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:02,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 218 states and 230 transitions. [2023-11-19 02:34:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 230 transitions. [2023-11-19 02:34:02,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:34:02,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:34:02,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:03,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 217 states and 229 transitions. [2023-11-19 02:34:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 229 transitions. [2023-11-19 02:34:03,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:34:03,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:03,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:03,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:34:03,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:03,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:03,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 216 states and 228 transitions. [2023-11-19 02:34:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 228 transitions. [2023-11-19 02:34:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:34:03,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:03,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:03,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:34:03,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:03,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 215 states and 227 transitions. [2023-11-19 02:34:03,374 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 227 transitions. [2023-11-19 02:34:03,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:34:03,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:03,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:03,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:34:03,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 214 states and 226 transitions. [2023-11-19 02:34:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 226 transitions. [2023-11-19 02:34:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:34:03,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:03,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:03,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:34:03,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:03,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:03,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 213 states and 225 transitions. [2023-11-19 02:34:03,531 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 225 transitions. [2023-11-19 02:34:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:34:03,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:03,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:03,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:34:03,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:03,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 02:34:03,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 7 [2023-11-19 02:34:03,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:34:04,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:04,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 212 states and 224 transitions. [2023-11-19 02:34:04,459 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 224 transitions. [2023-11-19 02:34:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:34:04,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:04,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:04,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:34:04,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:04,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 02:34:04,548 INFO L378 Elim1Store]: Elim1 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 [2023-11-19 02:34:04,989 INFO L349 Elim1Store]: treesize reduction 13, result has 53.6 percent of original size [2023-11-19 02:34:04,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 33 [2023-11-19 02:34:05,023 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-19 02:34:05,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 46 [2023-11-19 02:34:05,031 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 12 treesize of output 11 [2023-11-19 02:34:05,038 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:34:05,040 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-19 02:34:05,290 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:34:05,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 124 treesize of output 136 [2023-11-19 02:34:05,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 60 treesize of output 61 [2023-11-19 02:34:05,315 INFO L378 Elim1Store]: Elim1 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 55 treesize of output 53 [2023-11-19 02:34:05,416 INFO L378 Elim1Store]: Elim1 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 11 treesize of output 7 [2023-11-19 02:34:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 215 states and 230 transitions. [2023-11-19 02:34:27,395 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 230 transitions. [2023-11-19 02:34:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:34:27,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:27,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:27,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 02:34:27,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:27,458 INFO L378 Elim1Store]: Elim1 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 [2023-11-19 02:34:27,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 02:34:27,894 INFO L349 Elim1Store]: treesize reduction 28, result has 52.5 percent of original size [2023-11-19 02:34:27,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 41 [2023-11-19 02:34:28,215 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:34:28,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 91 [2023-11-19 02:34:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:29,405 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 (* |c_ULTIMATE.start_main_~R~0#1| 2))) (let ((.cse0 (<= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#A~0#1.base|) 0) 2147483647)) (.cse3 (= |c_ULTIMATE.start_main_~#A~0#1.offset| 0)) (.cse1 (+ .cse4 1))) (and (not (and (or (and .cse0 (exists ((|ULTIMATE.start_main_~#v~0#1.base| Int)) (and (not (= |c_ULTIMATE.start_main_~#A~0#1.base| |ULTIMATE.start_main_~#v~0#1.base|)) (= (select (select |c_#memory_int| |ULTIMATE.start_main_~#v~0#1.base|) 0) 1)))) (exists ((v_DerPreprocessor_1 (Array Int Int)) (|ULTIMATE.start_main_~#v~0#1.base| Int) (v_DerPreprocessor_2 (Array Int Int)) (|ULTIMATE.start_main_~#u~0#1.base| Int) (|ULTIMATE.start_main_~#u~0#1.offset| Int)) (let ((.cse2 (store (store |c_#memory_int| |ULTIMATE.start_main_~#v~0#1.base| v_DerPreprocessor_1) |ULTIMATE.start_main_~#u~0#1.base| v_DerPreprocessor_2))) (and (= (select v_DerPreprocessor_2 |ULTIMATE.start_main_~#u~0#1.offset|) .cse1) (not (= |ULTIMATE.start_main_~#v~0#1.base| |ULTIMATE.start_main_~#u~0#1.base|)) (not (= |c_ULTIMATE.start_main_~#A~0#1.base| |ULTIMATE.start_main_~#u~0#1.base|)) (= (store (select .cse2 |ULTIMATE.start_main_~#v~0#1.base|) 0 1) (select |c_#memory_int| |ULTIMATE.start_main_~#v~0#1.base|)) (<= (select (select .cse2 |c_ULTIMATE.start_main_~#A~0#1.base|) 0) 2147483647))))) .cse3)) .cse0 (<= (* |c_ULTIMATE.start_main_~R~0#1| |c_ULTIMATE.start_main_~R~0#1|) (+ 2147483645 .cse4)) .cse3 (or (and (exists ((|ULTIMATE.start_main_~#u~0#1.base| Int) (|ULTIMATE.start_main_~#u~0#1.offset| Int)) (and (= (select (select |c_#memory_int| |ULTIMATE.start_main_~#u~0#1.base|) |ULTIMATE.start_main_~#u~0#1.offset|) .cse1) (not (= |c_ULTIMATE.start_main_~#A~0#1.base| |ULTIMATE.start_main_~#u~0#1.base|)))) (exists ((|ULTIMATE.start_main_~#v~0#1.base| Int)) (= (select (select |c_#memory_int| |ULTIMATE.start_main_~#v~0#1.base|) 0) 1))) (exists ((|ULTIMATE.start_main_~#u~0#1.base| Int)) (and (not (= |c_ULTIMATE.start_main_~#A~0#1.base| |ULTIMATE.start_main_~#u~0#1.base|)) (= (select (select |c_#memory_int| |ULTIMATE.start_main_~#u~0#1.base|) 0) 1))))))) is different from false [2023-11-19 02:34:29,635 WARN L876 $PredicateComparison]: unable to prove that (not (let ((.cse4 (* |c_ULTIMATE.start_main_~R~0#1| 2))) (let ((.cse0 (<= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#A~0#1.base|) 0) 2147483647)) (.cse3 (= |c_ULTIMATE.start_main_~#A~0#1.offset| 0)) (.cse1 (+ .cse4 1))) (and (not (and (or (and .cse0 (exists ((|ULTIMATE.start_main_~#v~0#1.base| Int)) (and (not (= |c_ULTIMATE.start_main_~#A~0#1.base| |ULTIMATE.start_main_~#v~0#1.base|)) (= (select (select |c_#memory_int| |ULTIMATE.start_main_~#v~0#1.base|) 0) 1)))) (exists ((v_DerPreprocessor_1 (Array Int Int)) (|ULTIMATE.start_main_~#v~0#1.base| Int) (v_DerPreprocessor_2 (Array Int Int)) (|ULTIMATE.start_main_~#u~0#1.base| Int) (|ULTIMATE.start_main_~#u~0#1.offset| Int)) (let ((.cse2 (store (store |c_#memory_int| |ULTIMATE.start_main_~#v~0#1.base| v_DerPreprocessor_1) |ULTIMATE.start_main_~#u~0#1.base| v_DerPreprocessor_2))) (and (= (select v_DerPreprocessor_2 |ULTIMATE.start_main_~#u~0#1.offset|) .cse1) (not (= |ULTIMATE.start_main_~#v~0#1.base| |ULTIMATE.start_main_~#u~0#1.base|)) (not (= |c_ULTIMATE.start_main_~#A~0#1.base| |ULTIMATE.start_main_~#u~0#1.base|)) (= (store (select .cse2 |ULTIMATE.start_main_~#v~0#1.base|) 0 1) (select |c_#memory_int| |ULTIMATE.start_main_~#v~0#1.base|)) (<= (select (select .cse2 |c_ULTIMATE.start_main_~#A~0#1.base|) 0) 2147483647))))) .cse3)) .cse0 (<= (* |c_ULTIMATE.start_main_~R~0#1| |c_ULTIMATE.start_main_~R~0#1|) (+ 2147483645 .cse4)) .cse3 (or (and (exists ((|ULTIMATE.start_main_~#u~0#1.base| Int) (|ULTIMATE.start_main_~#u~0#1.offset| Int)) (and (= (select (select |c_#memory_int| |ULTIMATE.start_main_~#u~0#1.base|) |ULTIMATE.start_main_~#u~0#1.offset|) .cse1) (not (= |c_ULTIMATE.start_main_~#A~0#1.base| |ULTIMATE.start_main_~#u~0#1.base|)))) (exists ((|ULTIMATE.start_main_~#v~0#1.base| Int)) (= (select (select |c_#memory_int| |ULTIMATE.start_main_~#v~0#1.base|) 0) 1))) (exists ((|ULTIMATE.start_main_~#u~0#1.base| Int)) (and (not (= |c_ULTIMATE.start_main_~#A~0#1.base| |ULTIMATE.start_main_~#u~0#1.base|)) (= (select (select |c_#memory_int| |ULTIMATE.start_main_~#u~0#1.base|) 0) 1)))))))) is different from true [2023-11-19 02:34:50,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:50,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 216 states and 233 transitions. [2023-11-19 02:34:50,035 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 233 transitions. [2023-11-19 02:34:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:34:50,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:50,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:50,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 02:34:50,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:34:50,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 02:34:50,101 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-11-19 02:34:50,101 INFO L378 Elim1Store]: Elim1 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 87 [2023-11-19 02:34:50,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2023-11-19 02:34:50,819 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-19 02:34:50,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 29 [2023-11-19 02:34:50,833 INFO L378 Elim1Store]: Elim1 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 9 treesize of output 7 [2023-11-19 02:34:50,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 7 [2023-11-19 02:34:50,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.