./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92e6df76ce1206795a3a206ec7de3a20b30db31ab661efba7e1901708b9ce34a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:08:28,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:08:28,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:08:28,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:08:28,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:08:28,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:08:28,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:08:28,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:08:28,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:08:28,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:08:28,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:08:28,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:08:28,185 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:08:28,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:08:28,185 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:08:28,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:08:28,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:08:28,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:08:28,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:08:28,187 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:08:28,188 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:08:28,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:08:28,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:08:28,189 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:08:28,190 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:08:28,190 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:08:28,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:08:28,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:28,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:08:28,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:08:28,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:08:28,192 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:08:28,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:08:28,193 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_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92e6df76ce1206795a3a206ec7de3a20b30db31ab661efba7e1901708b9ce34a [2024-11-09 00:08:28,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:08:28,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:08:28,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:08:28,543 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:08:28,544 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:08:28,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c Unable to find full path for "g++" [2024-11-09 00:08:30,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:08:30,971 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:08:30,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c [2024-11-09 00:08:30,980 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/data/d5f7a3996/7396cdb181c74c4d851393064c67bddd/FLAGa50909663 [2024-11-09 00:08:30,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/data/d5f7a3996/7396cdb181c74c4d851393064c67bddd [2024-11-09 00:08:30,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:08:31,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:08:31,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:31,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:08:31,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:08:31,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:30" (1/1) ... [2024-11-09 00:08:31,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c66114 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31, skipping insertion in model container [2024-11-09 00:08:31,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:30" (1/1) ... [2024-11-09 00:08:31,044 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:08:31,274 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c[535,548] [2024-11-09 00:08:31,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:31,317 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:08:31,329 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound1.c[535,548] [2024-11-09 00:08:31,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:31,356 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:08:31,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31 WrapperNode [2024-11-09 00:08:31,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:31,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:31,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:08:31,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:08:31,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,390 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-11-09 00:08:31,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:31,391 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:08:31,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:08:31,392 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:08:31,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,404 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,404 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,412 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,413 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:08:31,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:08:31,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:08:31,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:08:31,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:31,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:08:31,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:08:31,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:08:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:08:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:08:31,480 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:08:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:08:31,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:08:31,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:08:31,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:08:31,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:08:31,547 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:08:31,550 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:08:31,733 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:08:31,734 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:08:31,782 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:08:31,784 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-09 00:08:31,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:31 BoogieIcfgContainer [2024-11-09 00:08:31,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:08:31,786 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:08:31,787 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:08:31,798 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:08:31,799 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:31" (1/1) ... [2024-11-09 00:08:31,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:08:31,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:31,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-09 00:08:31,893 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-09 00:08:31,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:08:31,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:31,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:08:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:32,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:08:32,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:08:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 46 transitions. [2024-11-09 00:08:33,394 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-09 00:08:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:08:33,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:33,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:08:37,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:37,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 44 transitions. [2024-11-09 00:08:37,501 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2024-11-09 00:08:37,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:08:37,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:37,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:37,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:37,666 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:08:37,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 45 transitions. [2024-11-09 00:08:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2024-11-09 00:08:37,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:08:37,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:37,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:37,794 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 00:08:37,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:37,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 44 transitions. [2024-11-09 00:08:37,865 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-09 00:08:37,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-09 00:08:37,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:37,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:08:39,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:39,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 53 transitions. [2024-11-09 00:08:39,539 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2024-11-09 00:08:39,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-09 00:08:39,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:39,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:08:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:39,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:08:39,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:56,681 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-09 00:10:29,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.69s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:10:48,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:10:50,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:10:53,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 68 transitions. [2024-11-09 00:10:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2024-11-09 00:10:53,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-09 00:10:53,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:53,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:53,208 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-09 00:11:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:19,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 67 transitions. [2024-11-09 00:11:19,593 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2024-11-09 00:11:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-09 00:11:19,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:19,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:19,841 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 00:11:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 72 transitions. [2024-11-09 00:11:20,692 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2024-11-09 00:11:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:11:20,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:20,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 00:12:22,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:22,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 77 transitions. [2024-11-09 00:12:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2024-11-09 00:12:22,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-09 00:12:22,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:22,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:23,061 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-09 00:12:25,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 76 transitions. [2024-11-09 00:12:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2024-11-09 00:12:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:12:25,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:25,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:26,017 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 28 proven. 12 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-09 00:12:56,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:13:05,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:05,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 84 transitions. [2024-11-09 00:13:05,989 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2024-11-09 00:13:05,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 00:13:05,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:05,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:13:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:06,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:13:06,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:06,710 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 99 proven. 3 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-09 00:13:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:23,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 19 states and 22 transitions. [2024-11-09 00:13:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-09 00:13:23,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:13:23,132 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-09 00:13:23,143 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:13:29,882 WARN L286 SmtUtils]: Spent 6.74s on a formula simplification. DAG size of input: 43 DAG size of output: 15 (called from [L 625] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-09 00:13:39,512 WARN L286 SmtUtils]: Spent 9.63s on a formula simplification. DAG size of input: 40 DAG size of output: 15 (called from [L 625] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-09 00:14:05,771 WARN L286 SmtUtils]: Spent 26.12s on a formula simplification. DAG size of input: 40 DAG size of output: 15 (called from [L 625] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-09 00:14:27,158 WARN L286 SmtUtils]: Spent 21.38s on a formula simplification. DAG size of input: 53 DAG size of output: 15 (called from [L 625] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-09 00:14:33,648 WARN L286 SmtUtils]: Spent 6.32s on a formula simplification. DAG size of input: 43 DAG size of output: 15 (called from [L 625] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-09 00:15:11,306 WARN L286 SmtUtils]: Spent 37.61s on a formula simplification. DAG size of input: 40 DAG size of output: 15 (called from [L 625] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-09 00:15:11,322 INFO L77 FloydHoareUtils]: At program point L35-2(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-11-09 00:15:11,322 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: true [2024-11-09 00:15:11,322 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~A~0#1| 1) (<= 0 |ULTIMATE.start_main_~A~0#1|)) [2024-11-09 00:15:11,322 INFO L77 FloydHoareUtils]: At program point L48-1(lines 48 54) the Hoare annotation is: true [2024-11-09 00:15:11,322 INFO L77 FloydHoareUtils]: At program point L48-2(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-11-09 00:15:11,323 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 46) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-11-09 00:15:11,323 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-11-09 00:15:11,323 INFO L77 FloydHoareUtils]: At program point L36-1(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-11-09 00:15:11,323 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-09 00:15:11,323 INFO L77 FloydHoareUtils]: At program point L57(line 57) the Hoare annotation is: true [2024-11-09 00:15:11,323 INFO L77 FloydHoareUtils]: At program point L49(line 49) the Hoare annotation is: true [2024-11-09 00:15:11,324 INFO L77 FloydHoareUtils]: At program point L49-1(lines 48 54) the Hoare annotation is: (not (and (not (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|)))) (< 0 (+ |ULTIMATE.start_main_~r~0#1| 1)))) [2024-11-09 00:15:11,324 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-11-09 00:15:11,324 INFO L77 FloydHoareUtils]: At program point L41-1(lines 40 46) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-11-09 00:15:11,324 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:15:11,324 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~A~0#1| 1) (<= 0 |ULTIMATE.start_main_~A~0#1|)) [2024-11-09 00:15:11,325 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-11-09 00:15:11,325 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:15:11,325 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-11-09 00:15:11,325 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-11-09 00:15:11,325 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 8 10) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-09 00:15:11,325 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-09 00:15:11,326 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-11-09 00:15:11,326 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-09 00:15:11,327 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-09 00:15:11,327 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-09 00:15:11,327 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-09 00:15:11,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:15:11 ImpRootNode [2024-11-09 00:15:11,352 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:15:11,353 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:15:11,353 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:15:11,354 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:15:11,354 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:31" (3/4) ... [2024-11-09 00:15:11,357 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:15:11,360 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 00:15:11,361 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-09 00:15:11,367 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-09 00:15:11,369 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 00:15:11,369 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:15:11,370 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:15:11,495 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:15:11,497 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:15:11,497 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:15:11,498 INFO L158 Benchmark]: Toolchain (without parser) took 400497.28ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 112.6MB in the beginning and 91.2MB in the end (delta: 21.5MB). Peak memory consumption was 78.8MB. Max. memory is 16.1GB. [2024-11-09 00:15:11,498 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 144.7MB. Free memory was 86.7MB in the beginning and 86.6MB in the end (delta: 111.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:15:11,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.87ms. Allocated memory is still 144.7MB. Free memory was 112.3MB in the beginning and 99.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:15:11,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.32ms. Allocated memory is still 144.7MB. Free memory was 99.7MB in the beginning and 98.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:15:11,500 INFO L158 Benchmark]: Boogie Preprocessor took 23.89ms. Allocated memory is still 144.7MB. Free memory was 98.2MB in the beginning and 96.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:15:11,500 INFO L158 Benchmark]: RCFGBuilder took 368.38ms. Allocated memory is still 144.7MB. Free memory was 96.6MB in the beginning and 84.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:15:11,501 INFO L158 Benchmark]: CodeCheck took 399565.88ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 84.0MB in the beginning and 95.3MB in the end (delta: -11.3MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2024-11-09 00:15:11,501 INFO L158 Benchmark]: Witness Printer took 144.45ms. Allocated memory is still 199.2MB. Free memory was 95.3MB in the beginning and 91.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:15:11,503 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 291.3s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 785 SdHoareTripleChecker+Valid, 108.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 363 mSDsluCounter, 616 SdHoareTripleChecker+Invalid, 107.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 316 mSDsCounter, 896 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2191 IncrementalHoareTripleChecker+Invalid, 3089 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 896 mSolverCounterUnsat, 300 mSDtfsCounter, 2191 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3741 GetRequests, 3584 SyntacticMatches, 59 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4328 ImplicationChecksByTransitivity, 264.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 24.0s InterpolantComputationTime, 568 NumberOfCodeBlocks, 568 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 556 ConstructedInterpolants, 9 QuantifiedInterpolants, 1939 SizeOfPredicates, 2 NumberOfNonLiveVariables, 347 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 769/803 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) - ProcedureContractResult [Line: 8]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 144.7MB. Free memory was 86.7MB in the beginning and 86.6MB in the end (delta: 111.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.87ms. Allocated memory is still 144.7MB. Free memory was 112.3MB in the beginning and 99.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.32ms. Allocated memory is still 144.7MB. Free memory was 99.7MB in the beginning and 98.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.89ms. Allocated memory is still 144.7MB. Free memory was 98.2MB in the beginning and 96.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 368.38ms. Allocated memory is still 144.7MB. Free memory was 96.6MB in the beginning and 84.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 399565.88ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 84.0MB in the beginning and 95.3MB in the end (delta: -11.3MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * Witness Printer took 144.45ms. Allocated memory is still 199.2MB. Free memory was 95.3MB in the beginning and 91.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:15:11,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_494b2280-a6f4-4ff8-8183-6015e3973dba/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE