./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i --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_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/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_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/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_4eb06811-dc64-40bb-817e-dbbfa0e6035c/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 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:42:57,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:42:58,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:42:58,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:42:58,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:42:58,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:42:58,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:42:58,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:42:58,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:42:58,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:42:58,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:42:58,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:42:58,055 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:42:58,056 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:42:58,056 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:42:58,056 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:42:58,056 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:42:58,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:42:58,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:42:58,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:42:58,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:42:58,056 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:42:58,057 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:42:58,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:42:58,057 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_4eb06811-dc64-40bb-817e-dbbfa0e6035c/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 -> 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 [2024-12-05 23:42:58,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:42:58,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:42:58,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:42:58,326 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:42:58,327 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:42:58,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2024-12-05 23:43:01,222 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/data/031750938/0359aeb29dff4641bdc29cc019fbfd66/FLAGda8836582 [2024-12-05 23:43:01,433 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:43:01,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2024-12-05 23:43:01,442 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/data/031750938/0359aeb29dff4641bdc29cc019fbfd66/FLAGda8836582 [2024-12-05 23:43:01,459 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/data/031750938/0359aeb29dff4641bdc29cc019fbfd66 [2024-12-05 23:43:01,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:43:01,463 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:43:01,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:43:01,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:43:01,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:43:01,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,471 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a824c33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01, skipping insertion in model container [2024-12-05 23:43:01,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:43:01,642 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_4eb06811-dc64-40bb-817e-dbbfa0e6035c/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2024-12-05 23:43:01,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:43:01,693 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:43:01,705 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_4eb06811-dc64-40bb-817e-dbbfa0e6035c/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2024-12-05 23:43:01,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:43:01,743 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:43:01,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01 WrapperNode [2024-12-05 23:43:01,744 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:43:01,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:43:01,745 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:43:01,745 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:43:01,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,761 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,782 INFO L138 Inliner]: procedures = 42, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2024-12-05 23:43:01,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:43:01,783 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:43:01,783 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:43:01,783 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:43:01,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,800 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:43:01,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:43:01,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:43:01,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:43:01,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:01" (1/1) ... [2024-12-05 23:43:01,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:43:01,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:43:01,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:43:01,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:43:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:43:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:43:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:43:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:43:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:43:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:43:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:43:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:43:01,954 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:43:01,955 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:43:02,163 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-12-05 23:43:02,163 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:43:02,234 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:43:02,235 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:43:02,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:43:02 BoogieIcfgContainer [2024-12-05 23:43:02,235 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:43:02,236 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:43:02,236 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:43:02,245 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:43:02,246 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:43:02" (1/1) ... [2024-12-05 23:43:02,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:43:02,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:43:02,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2024-12-05 23:43:02,303 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2024-12-05 23:43:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:43:02,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:43:02,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:43:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:43:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:43:02,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:43:02,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-12-05 23:43:02,540 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-12-05 23:43:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:43:02,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:43:02,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:43:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:43:02,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:43:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:43:02,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-12-05 23:43:02,712 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-12-05 23:43:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 23:43:02,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:43:02,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:43:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:43:02,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 23:43:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:43:02,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-12-05 23:43:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-05 23:43:02,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:43:02,865 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-12-05 23:43:02,873 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 23:43:02,899 INFO L77 FloydHoareUtils]: At program point L70-6(line 70) the Hoare annotation is: true [2024-12-05 23:43:02,899 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-12-05 23:43:02,899 INFO L77 FloydHoareUtils]: At program point L70-9(line 70) the Hoare annotation is: true [2024-12-05 23:43:02,899 INFO L77 FloydHoareUtils]: At program point L70-10(line 70) the Hoare annotation is: true [2024-12-05 23:43:02,899 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:43:02,899 INFO L77 FloydHoareUtils]: At program point L63-1(lines 63 84) the Hoare annotation is: true [2024-12-05 23:43:02,900 INFO L77 FloydHoareUtils]: At program point L63-2(lines 63 84) the Hoare annotation is: true [2024-12-05 23:43:02,900 INFO L77 FloydHoareUtils]: At program point L63-4(lines 63 84) the Hoare annotation is: true [2024-12-05 23:43:02,900 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-12-05 23:43:02,900 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 19) the Hoare annotation is: true [2024-12-05 23:43:02,900 INFO L77 FloydHoareUtils]: At program point L65(lines 65 83) the Hoare annotation is: true [2024-12-05 23:43:02,900 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2024-12-05 23:43:02,900 INFO L77 FloydHoareUtils]: At program point L90-3(lines 90 92) the Hoare annotation is: true [2024-12-05 23:43:02,900 INFO L75 FloydHoareUtils]: For program point L16(line 16) no Hoare annotation was computed. [2024-12-05 23:43:02,900 INFO L77 FloydHoareUtils]: At program point L66(line 66) the Hoare annotation is: true [2024-12-05 23:43:02,900 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:43:02,901 INFO L77 FloydHoareUtils]: At program point L66-8(line 66) the Hoare annotation is: true [2024-12-05 23:43:02,901 INFO L77 FloydHoareUtils]: At program point L66-9(line 66) the Hoare annotation is: true [2024-12-05 23:43:02,901 INFO L77 FloydHoareUtils]: At program point parse_expression_list_returnLabel#1(lines 58 86) the Hoare annotation is: true [2024-12-05 23:43:02,901 INFO L77 FloydHoareUtils]: At program point L67-3(line 67) the Hoare annotation is: true [2024-12-05 23:43:02,901 INFO L77 FloydHoareUtils]: At program point L67-6(line 67) the Hoare annotation is: true [2024-12-05 23:43:02,901 INFO L77 FloydHoareUtils]: At program point L67-7(line 67) the Hoare annotation is: true [2024-12-05 23:43:02,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:43:02 ImpRootNode [2024-12-05 23:43:02,910 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:43:02,910 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:43:02,911 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:43:02,911 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:43:02,911 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:43:02" (3/4) ... [2024-12-05 23:43:02,914 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:43:02,920 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-12-05 23:43:02,920 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-05 23:43:02,921 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 23:43:02,921 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:43:03,001 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:43:03,001 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:43:03,001 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:43:03,002 INFO L158 Benchmark]: Toolchain (without parser) took 1538.97ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 92.4MB in the end (delta: 24.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-12-05 23:43:03,002 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:43:03,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.04ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 104.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:43:03,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.04ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.2MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:43:03,003 INFO L158 Benchmark]: Boogie Preprocessor took 27.62ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 101.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:43:03,003 INFO L158 Benchmark]: RCFGBuilder took 423.97ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 81.2MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:43:03,004 INFO L158 Benchmark]: CodeCheck took 674.05ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 97.5MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:43:03,004 INFO L158 Benchmark]: Witness Printer took 90.59ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 92.4MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:43:03,006 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 1 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 130 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 42 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 51 IncrementalHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 42 mSDtfsCounter, 51 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 52 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3/4 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: 16]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.04ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 104.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.04ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.2MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.62ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 101.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 423.97ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 81.2MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 674.05ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 97.5MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 90.59ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 92.4MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 23:43:03,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb06811-dc64-40bb-817e-dbbfa0e6035c/bin/ukojak-verify-CZk0znPC7b/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