./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/fermat1-ll.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_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/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_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/fermat1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/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_2c17468f-e35e-4151-a8a5-15ac20fd2d89/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 c5787d4099664297951b30a30ca371dd536df07843738ed8698fe723430a974c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:18,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:18,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:57:18,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:18,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:18,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:18,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:18,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:18,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:18,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:18,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:18,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:18,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:18,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:18,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:18,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:18,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:18,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:18,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:18,953 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:57:18,953 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:18,954 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:18,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:18,955 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:18,956 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:18,956 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:18,957 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:18,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:18,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:18,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:18,959 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:18,960 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:18,960 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:18,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:18,960 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:18,973 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_2c17468f-e35e-4151-a8a5-15ac20fd2d89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5787d4099664297951b30a30ca371dd536df07843738ed8698fe723430a974c [2023-11-24 22:57:19,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:19,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:19,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:19,355 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:19,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:19,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench/fermat1-ll.c [2023-11-24 22:57:22,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:22,867 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:22,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/sv-benchmarks/c/nla-digbench/fermat1-ll.c [2023-11-24 22:57:22,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/data/527ca6701/fa296753f02a4e1ab7b036945a146da0/FLAG00fe7e01b [2023-11-24 22:57:22,894 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/data/527ca6701/fa296753f02a4e1ab7b036945a146da0 [2023-11-24 22:57:22,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:22,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:22,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:22,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:22,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:22,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3944d9df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22, skipping insertion in model container [2023-11-24 22:57:22,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,931 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:23,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:23,188 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:23,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:23,246 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:23,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23 WrapperNode [2023-11-24 22:57:23,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:23,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:23,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:23,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:23,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,321 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 153 [2023-11-24 22:57:23,322 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:23,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:23,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:23,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:23,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:23,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:23,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:23,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:23,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:23" (1/1) ... [2023-11-24 22:57:23,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:23,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:23,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:23,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c17468f-e35e-4151-a8a5-15ac20fd2d89/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:57:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:57:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:57:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:57:23,578 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:23,581 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:24,402 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:24,467 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:24,468 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 22:57:24,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:24 BoogieIcfgContainer [2023-11-24 22:57:24,470 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:24,472 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:24,472 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:24,485 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:24,485 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:24" (1/1) ... [2023-11-24 22:57:24,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:24,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:24,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 203 states and 212 transitions. [2023-11-24 22:57:24,567 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 212 transitions. [2023-11-24 22:57:24,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:57:24,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:24,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:24,741 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 22:57:24,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:24,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 202 states and 211 transitions. [2023-11-24 22:57:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 211 transitions. [2023-11-24 22:57:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:57:24,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:24,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:24,844 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 22:57:24,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:24,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 201 states and 210 transitions. [2023-11-24 22:57:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 210 transitions. [2023-11-24 22:57:24,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:57:24,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:24,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:24,942 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 22:57:24,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:24,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 200 states and 209 transitions. [2023-11-24 22:57:24,969 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 209 transitions. [2023-11-24 22:57:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:57:24,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:24,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,008 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 22:57:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 199 states and 208 transitions. [2023-11-24 22:57:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 208 transitions. [2023-11-24 22:57:25,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:57:25,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:25,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,056 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 22:57:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 198 states and 207 transitions. [2023-11-24 22:57:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 207 transitions. [2023-11-24 22:57:25,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:57:25,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:25,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:25,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:25,153 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 22:57:25,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:25,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 197 states and 206 transitions. [2023-11-24 22:57:25,197 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 206 transitions. [2023-11-24 22:57:25,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:57:25,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:25,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:25,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:25,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:25,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:25,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 196 states and 205 transitions. [2023-11-24 22:57:25,315 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 205 transitions. [2023-11-24 22:57:25,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:57:25,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:25,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:25,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 195 states and 204 transitions. [2023-11-24 22:57:25,435 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 204 transitions. [2023-11-24 22:57:25,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:57:25,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:25,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:25,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 194 states and 203 transitions. [2023-11-24 22:57:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 203 transitions. [2023-11-24 22:57:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:57:25,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:25,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:25,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:25,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:25,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:25,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 193 states and 202 transitions. [2023-11-24 22:57:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 202 transitions. [2023-11-24 22:57:25,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:57:25,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:25,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:25,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:25,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:25,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 192 states and 201 transitions. [2023-11-24 22:57:25,728 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 201 transitions. [2023-11-24 22:57:25,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:57:25,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:25,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:25,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:57:25,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:25,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:57:26,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:26,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 191 states and 200 transitions. [2023-11-24 22:57:26,665 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 200 transitions. [2023-11-24 22:57:26,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:57:26,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:26,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:26,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:26,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:26,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:27,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 190 states and 199 transitions. [2023-11-24 22:57:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 199 transitions. [2023-11-24 22:57:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:57:27,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:27,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:27,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:57:27,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:27,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:57:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 189 states and 198 transitions. [2023-11-24 22:57:27,706 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 198 transitions. [2023-11-24 22:57:27,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:57:27,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:27,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:27,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:27,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:27,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:27,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:27,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 189 states and 196 transitions. [2023-11-24 22:57:27,775 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 196 transitions. [2023-11-24 22:57:27,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:57:27,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:27,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:27,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:27,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:27,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:28,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:28,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 191 states and 199 transitions. [2023-11-24 22:57:28,017 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 199 transitions. [2023-11-24 22:57:28,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:57:28,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:28,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:28,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:28,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:38,148 WARN L876 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse0) (<= .cse0 9223372036854775807)))) is different from true [2023-11-24 22:57:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:48,847 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse0) (<= .cse0 9223372036854775807))))) is different from false