./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b --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 260fe965b90ef3e416f91a3db2bee0bb860d5ab225efa939b96f89bde803836c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:32:48,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:32:48,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:32:48,995 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:32:48,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:32:49,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:32:49,016 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:32:49,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:32:49,017 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:32:49,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:32:49,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:32:49,017 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:32:49,017 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:32:49,017 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:32:49,017 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:32:49,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:32:49,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:32:49,018 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:32:49,018 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:32:49,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:32:49,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:32:49,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:32:49,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:32:49,019 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:32:49,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:32:49,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b 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 -> 260fe965b90ef3e416f91a3db2bee0bb860d5ab225efa939b96f89bde803836c [2024-12-06 05:32:49,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:32:49,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:32:49,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:32:49,252 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:32:49,253 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:32:49,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c [2024-12-06 05:32:51,988 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/data/00e6e58e6/2a578391803c498eaf498e6744519c43/FLAGe3aeacfc5 [2024-12-06 05:32:52,188 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:32:52,188 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c [2024-12-06 05:32:52,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/data/00e6e58e6/2a578391803c498eaf498e6744519c43/FLAGe3aeacfc5 [2024-12-06 05:32:52,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/data/00e6e58e6/2a578391803c498eaf498e6744519c43 [2024-12-06 05:32:52,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:32:52,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:32:52,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:32:52,575 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:32:52,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:32:52,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265d920c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52, skipping insertion in model container [2024-12-06 05:32:52,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:32:52,711 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_72f428f4-baa6-4b49-82f5-faba6c0a5940/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c[537,550] [2024-12-06 05:32:52,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:32:52,736 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:32:52,747 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_72f428f4-baa6-4b49-82f5-faba6c0a5940/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound2.c[537,550] [2024-12-06 05:32:52,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:32:52,766 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:32:52,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52 WrapperNode [2024-12-06 05:32:52,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:32:52,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:32:52,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:32:52,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:32:52,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,776 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,788 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-12-06 05:32:52,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:32:52,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:32:52,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:32:52,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:32:52,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,796 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,799 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:32:52,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:32:52,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:32:52,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:32:52,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:32:52" (1/1) ... [2024-12-06 05:32:52,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:32:52,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:32:52,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:32:52,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:32:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:32:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:32:52,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:32:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:32:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:32:52,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:32:52,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:32:52,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:32:52,914 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:32:52,916 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:32:53,022 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 05:32:53,022 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:32:53,052 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:32:53,052 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:32:53,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:32:53 BoogieIcfgContainer [2024-12-06 05:32:53,052 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:32:53,053 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:32:53,053 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:32:53,060 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:32:53,060 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:32:53" (1/1) ... [2024-12-06 05:32:53,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:32:53,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:53,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-12-06 05:32:53,115 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-12-06 05:32:53,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:32:53,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:53,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:53,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:32:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-12-06 05:32:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-06 05:32:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:32:53,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:53,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:53,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:53,431 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:32:53,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 29 transitions. [2024-12-06 05:32:53,503 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-12-06 05:32:53,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:32:53,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:53,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:53,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 05:32:53,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:53,732 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:32:54,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:54,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 39 transitions. [2024-12-06 05:32:54,003 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-06 05:32:54,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 05:32:54,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:54,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:54,270 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:32:55,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 39 transitions. [2024-12-06 05:32:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-06 05:32:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:32:55,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:55,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:32:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:32:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:59,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:32:59,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:33:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:08,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 49 transitions. [2024-12-06 05:33:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-12-06 05:33:08,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:33:08,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:08,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:33:08,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:33:09,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:09,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 56 transitions. [2024-12-06 05:33:09,805 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2024-12-06 05:33:09,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:33:09,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:09,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:33:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:33:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:10,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 05:33:10,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:33:10,639 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:33:26,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 15.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:33:27,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 60 transitions. [2024-12-06 05:33:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2024-12-06 05:33:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:33:27,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:27,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:33:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:33:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:28,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 05:33:28,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:33:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 05:34:48,844 WARN L286 SmtUtils]: Spent 11.92s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:35:18,709 WARN L286 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:35:46,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:35:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:52,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 49 states and 85 transitions. [2024-12-06 05:35:52,558 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2024-12-06 05:35:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:35:52,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:52,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:35:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:52,915 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 05:35:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:58,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 53 states and 95 transitions. [2024-12-06 05:35:58,145 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 95 transitions. [2024-12-06 05:35:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:35:58,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:58,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:35:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:58,311 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 05:36:02,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 55 states and 99 transitions. [2024-12-06 05:36:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2024-12-06 05:36:02,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:36:02,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:02,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:36:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:36:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:08,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 05:36:08,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 05:36:32,858 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 [] [2024-12-06 05:36:46,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:46,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 59 states and 106 transitions. [2024-12-06 05:36:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 106 transitions. [2024-12-06 05:36:46,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:36:46,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:46,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:36:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:36:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:55,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-06 05:36:55,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:33,940 WARN L286 SmtUtils]: Spent 5.26s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:38:02,770 WARN L286 SmtUtils]: Spent 12.90s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:38:05,247 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 05:40:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 67 states and 126 transitions. [2024-12-06 05:40:11,315 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2024-12-06 05:40:11,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:40:11,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:11,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:40:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 05:40:32,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:32,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 31 states and 43 transitions. [2024-12-06 05:40:32,309 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-12-06 05:40:32,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:40:32,309 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2024-12-06 05:40:32,314 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:42:11,092 WARN L286 SmtUtils]: Spent 1.58m on a formula simplification. DAG size of input: 79 DAG size of output: 19 (called from [L 622] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-12-06 05:42:14,646 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:42:14,646 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (= ~counter~0 0) [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (not (and (= ~counter~0 0) (< (mod |ULTIMATE.start_main_~a~0#1| 4294967296) 1))) [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L42-2(lines 36 49) the Hoare annotation is: true [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L36-1(lines 36 49) the Hoare annotation is: (let ((.cse7 (mod |ULTIMATE.start_main_~a~0#1| 4294967296)) (.cse4 (= |ULTIMATE.start_main_~b~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse9 (= |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~x~0#1|))) (let ((.cse1 (not (and .cse4 .cse9))) (.cse0 (not (and (<= 1 .cse7) (<= .cse7 65535)))) (.cse2 (<= ~counter~0 1))) (or (not (= |ULTIMATE.start_main_#t~post6#1| 0)) (and .cse0 .cse1) (and .cse2 (<= 1 ~counter~0)) (and .cse2 .cse1) (and .cse0 .cse2) (let ((.cse3 (= |ULTIMATE.start_main_~b~0#1| |ULTIMATE.start_main_~u~0#1|)) (.cse8 (= |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~v~0#1|))) (and (not (let ((.cse5 (+ |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~b~0#1|)) (.cse6 (mod |ULTIMATE.start_main_~b~0#1| 4294967296))) (or (and .cse3 (= |ULTIMATE.start_main_~a~0#1| (+ |ULTIMATE.start_main_~b~0#1| |ULTIMATE.start_main_~x~0#1|)) .cse4 (= |ULTIMATE.start_main_~v~0#1| .cse5) (<= (+ .cse6 1) .cse7)) (and (= |ULTIMATE.start_main_~u~0#1| .cse5) .cse8 (= |ULTIMATE.start_main_~b~0#1| (+ |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~y~0#1|)) .cse9 (<= .cse7 .cse6))))) (not (and .cse3 .cse4 .cse8 .cse9))))))) [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L36-2(lines 36 49) the Hoare annotation is: true [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L36-4(lines 36 49) the Hoare annotation is: true [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: (not (and (<= 1 (mod |ULTIMATE.start_main_~a~0#1| 4294967296)) (= ~counter~0 0) (< (mod |ULTIMATE.start_main_~b~0#1| 4294967296) 1))) [2024-12-06 05:42:14,647 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: true [2024-12-06 05:42:14,648 INFO L77 FloydHoareUtils]: At program point L37(lines 36 49) the Hoare annotation is: (let ((.cse0 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~b~0#1|))) (= (* 2 .cse0) (+ (* (div .cse0 2147483648) 4294967296) (mod (+ (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~y~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~x~0#1|)) 4294967296)))) [2024-12-06 05:42:14,648 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-12-06 05:42:14,648 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)) [2024-12-06 05:42:14,648 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-12-06 05:42:14,648 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)) [2024-12-06 05:42:14,648 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 05:42:14,648 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 05:42:14,648 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))) [2024-12-06 05:42:14,648 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-12-06 05:42:14,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:42:14 ImpRootNode [2024-12-06 05:42:14,659 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:42:14,660 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:42:14,660 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:42:14,660 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:42:14,660 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:32:53" (3/4) ... [2024-12-06 05:42:14,662 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:42:14,664 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 05:42:14,664 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 05:42:14,668 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-12-06 05:42:14,668 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-06 05:42:14,668 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 05:42:14,668 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:42:14,668 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:42:14,736 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:42:14,736 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:42:14,736 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:42:14,737 INFO L158 Benchmark]: Toolchain (without parser) took 562162.89ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 93.2MB in the beginning and 69.1MB in the end (delta: 24.1MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2024-12-06 05:42:14,737 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:14,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.76ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.7MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:42:14,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.15ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:14,738 INFO L158 Benchmark]: Boogie Preprocessor took 16.52ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.8MB in the end (delta: 828.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:42:14,739 INFO L158 Benchmark]: RCFGBuilder took 246.32ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 67.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:42:14,739 INFO L158 Benchmark]: CodeCheck took 561606.39ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 67.2MB in the beginning and 73.7MB in the end (delta: -6.5MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. [2024-12-06 05:42:14,739 INFO L158 Benchmark]: Witness Printer took 76.55ms. Allocated memory is still 201.3MB. Free memory was 73.7MB in the beginning and 69.1MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:14,741 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 459.2s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 970 SdHoareTripleChecker+Valid, 228.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 271 mSDsluCounter, 631 SdHoareTripleChecker+Invalid, 227.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 868 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2889 IncrementalHoareTripleChecker+Invalid, 3773 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 868 mSolverCounterUnsat, 571 mSDtfsCounter, 2889 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3343 GetRequests, 3067 SyntacticMatches, 52 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22555 ImplicationChecksByTransitivity, 351.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 19.7s SatisfiabilityAnalysisTime, 101.2s InterpolantComputationTime, 385 NumberOfCodeBlocks, 385 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 372 ConstructedInterpolants, 0 QuantifiedInterpolants, 3485 SizeOfPredicates, 6 NumberOfNonLiveVariables, 626 ConjunctsInSsa, 128 ConjunctsInUnsatCore, 13 InterpolantComputations, 3 PerfectInterpolantSequences, 211/274 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, ConComCheckerStatistics: 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 - ProcedureContractResult [Line: 8]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((cond != 0) && (counter == \old(counter))) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: ((cond != 0) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.76ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.7MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.15ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.52ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.8MB in the end (delta: 828.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 246.32ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 67.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 561606.39ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 67.2MB in the beginning and 73.7MB in the end (delta: -6.5MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. * Witness Printer took 76.55ms. Allocated memory is still 201.3MB. Free memory was 73.7MB in the beginning and 69.1MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 05:42:14,949 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 05:42:14,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72f428f4-baa6-4b49-82f5-faba6c0a5940/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE