./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/bAnd5.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_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/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_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/bAnd5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/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_7425f1ad-4571-44bc-ab97-f2c5958ded19/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 d475be4701a825f0568ebf884900dce77e1216a215283bc51d05a41cc9a8ddb5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:07:48,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:07:49,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:07:49,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:07:49,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:07:49,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:07:49,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:07:49,043 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:07:49,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:07:49,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:07:49,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:07:49,044 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:07:49,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:07:49,045 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:07:49,045 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:07:49,045 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:07:49,045 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:07:49,045 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:07:49,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:07:49,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:07:49,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:07:49,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:07:49,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:07:49,046 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:07:49,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:07:49,046 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_7425f1ad-4571-44bc-ab97-f2c5958ded19/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 -> d475be4701a825f0568ebf884900dce77e1216a215283bc51d05a41cc9a8ddb5 [2024-12-06 03:07:49,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:07:49,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:07:49,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:07:49,305 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:07:49,305 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:07:49,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-crafted/bAnd5.i [2024-12-06 03:07:52,075 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/data/bf69c9839/64fb09ebb98b4ca49450b8ebf5f0b907/FLAG38e472533 [2024-12-06 03:07:52,300 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:07:52,301 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/sv-benchmarks/c/array-crafted/bAnd5.i [2024-12-06 03:07:52,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/data/bf69c9839/64fb09ebb98b4ca49450b8ebf5f0b907/FLAG38e472533 [2024-12-06 03:07:52,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/data/bf69c9839/64fb09ebb98b4ca49450b8ebf5f0b907 [2024-12-06 03:07:52,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:07:52,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:07:52,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:07:52,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:07:52,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:07:52,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b32b5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52, skipping insertion in model container [2024-12-06 03:07:52,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,348 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:07:52,496 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_7425f1ad-4571-44bc-ab97-f2c5958ded19/sv-benchmarks/c/array-crafted/bAnd5.i[1369,1382] [2024-12-06 03:07:52,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:07:52,509 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:07:52,531 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_7425f1ad-4571-44bc-ab97-f2c5958ded19/sv-benchmarks/c/array-crafted/bAnd5.i[1369,1382] [2024-12-06 03:07:52,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:07:52,546 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:07:52,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52 WrapperNode [2024-12-06 03:07:52,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:07:52,548 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:07:52,548 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:07:52,548 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:07:52,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,578 INFO L138 Inliner]: procedures = 16, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 80 [2024-12-06 03:07:52,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:07:52,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:07:52,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:07:52,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:07:52,585 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,594 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,595 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,601 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,603 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:07:52,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:07:52,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:07:52,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:07:52,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:52,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:07:52,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:07:52,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:07:52,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:07:52,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:07:52,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:07:52,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:07:52,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:07:52,663 INFO L130 BoogieDeclarations]: Found specification of procedure bAnd [2024-12-06 03:07:52,664 INFO L138 BoogieDeclarations]: Found implementation of procedure bAnd [2024-12-06 03:07:52,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:07:52,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:07:52,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:07:52,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:07:52,727 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:07:52,729 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:07:52,914 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-06 03:07:52,914 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:07:52,984 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:07:52,984 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 03:07:52,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:07:52 BoogieIcfgContainer [2024-12-06 03:07:52,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:07:52,986 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:07:52,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:07:52,997 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:07:52,997 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:07:52" (1/1) ... [2024-12-06 03:07:53,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:07:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:07:53,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-12-06 03:07:53,064 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-06 03:07:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:07:53,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:07:53,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:07:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:07:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 03:07:53,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:07:53,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-12-06 03:07:53,441 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-12-06 03:07:53,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:07:53,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:07:53,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:07:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:07:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:07:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:07:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 32 transitions. [2024-12-06 03:07:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-12-06 03:07:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:07:53,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:07:53,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:07:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:07:53,929 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 03:07:54,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:07:54,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 22 states and 31 transitions. [2024-12-06 03:07:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-06 03:07:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:07:54,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:07:54,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:07:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:07:54,235 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 03:07:54,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:07:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 33 transitions. [2024-12-06 03:07:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-12-06 03:07:54,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:07:54,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:07:54,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:07:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:07:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 03:07:54,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:07:54,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 32 transitions. [2024-12-06 03:07:54,934 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 03:07:54,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:07:54,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:07:54,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:07:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:07:55,061 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 03:07:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:07:55,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 24 states and 33 transitions. [2024-12-06 03:07:55,309 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-12-06 03:07:55,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:07:55,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:07:55,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:07:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:07:55,414 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:07:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:07:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:07:55,736 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:07:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:07:55,844 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2024-12-06 03:07:55,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:07:55 ImpRootNode [2024-12-06 03:07:55,881 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:07:55,882 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:07:55,882 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:07:55,882 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:07:55,883 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:07:52" (3/4) ... [2024-12-06 03:07:55,885 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:07:55,886 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:07:55,887 INFO L158 Benchmark]: Toolchain (without parser) took 3558.67ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 101.4MB in the end (delta: 16.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-12-06 03:07:55,887 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:07:55,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.00ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:07:55,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.54ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:07:55,888 INFO L158 Benchmark]: Boogie Preprocessor took 24.69ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.5MB in the end (delta: 960.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:07:55,889 INFO L158 Benchmark]: RCFGBuilder took 380.35ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 86.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:07:55,889 INFO L158 Benchmark]: CodeCheck took 2895.65ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 102.5MB in the end (delta: -16.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:07:55,890 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 101.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:07:55,892 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 2 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 331 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 69 mSDsluCounter, 188 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 69 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 198 IncrementalHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 69 mSolverCounterUnsat, 178 mSDtfsCounter, 198 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 902 GetRequests, 715 SyntacticMatches, 169 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1005 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 215 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 83/90 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 - UnprovableResult [Line: 57]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 25. Possible FailurePath: [L17] int N; [L32] N = __VERIFIER_nondet_int() [L33] COND TRUE N > 1 [L34] int x[N]; [L35] int temp; [L36] int ret; [L37] int ret2; [L38] int ret5; [L40] int i = 0; VAL [N=2, i=0, x={10117:0}] [L40] COND TRUE i < N [L42] x[i] = __VERIFIER_nondet_int() [L40] i++ VAL [N=2, i=1, x={10117:0}] [L40] COND TRUE i < N [L42] x[i] = __VERIFIER_nondet_int() [L40] i++ VAL [N=2, i=2, x={10117:0}] [L40] COND FALSE !(i < N) [L45] CALL, EXPR bAnd(x) VAL [N=2, \old(x)={10117:0}] [L21] int i; [L22] long long res; [L23] EXPR x[0] [L23] res = x[0] [L24] i = 1 VAL [N=2, \old(x)={10117:0}, i=1, res=-2147483647, x={10117:0}] [L24] COND TRUE i < N [L25] EXPR x[i] [L25] EXPR res & x[i] [L25] res = res & x[i] [L24] i++ VAL [N=2, \old(x)={10117:0}, i=2, res=-2147483648, x={10117:0}] [L24] COND FALSE !(i < N) [L27] return res; [L45] RET, EXPR bAnd(x) VAL [N=2, x={10117:0}] [L45] ret = bAnd(x) [L47] EXPR x[0] [L47] temp=x[0] [L47] EXPR x[1] [L47] x[0] = x[1] [L47] x[1] = temp VAL [N=2, ret=-2147483648, x={10117:0}] [L48] CALL, EXPR bAnd(x) VAL [N=2, \old(x)={10117:0}] [L21] int i; [L22] long long res; [L23] EXPR x[0] [L23] res = x[0] [L24] i = 1 VAL [N=2, \old(x)={10117:0}, i=1, res=-3, x={10117:0}] [L24] COND TRUE i < N [L25] EXPR x[i] [L25] EXPR res & x[i] [L25] res = res & x[i] [L24] i++ VAL [N=2, \old(x)={10117:0}, i=2, res=-2147483647, x={10117:0}] [L24] COND FALSE !(i < N) [L27] return res; [L48] RET, EXPR bAnd(x) VAL [N=2, ret=-2147483648, x={10117:0}] [L48] ret2 = bAnd(x) [L49] EXPR x[0] [L49] temp=x[0] [L50] int i =0 ; VAL [N=2, i=0, ret2=-2147483647, ret=-2147483648, temp=-3, x={10117:0}] [L50] COND TRUE i main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/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 -> d475be4701a825f0568ebf884900dce77e1216a215283bc51d05a41cc9a8ddb5 [2024-12-06 03:07:58,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:07:58,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:07:58,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:07:58,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:07:58,511 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:07:58,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-crafted/bAnd5.i [2024-12-06 03:08:01,261 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/data/b7252ab12/5af8050dfa574ee2b2678f2c30d6c282/FLAG1e644fba2 [2024-12-06 03:08:01,474 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:08:01,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/sv-benchmarks/c/array-crafted/bAnd5.i [2024-12-06 03:08:01,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/data/b7252ab12/5af8050dfa574ee2b2678f2c30d6c282/FLAG1e644fba2 [2024-12-06 03:08:01,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/data/b7252ab12/5af8050dfa574ee2b2678f2c30d6c282 [2024-12-06 03:08:01,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:08:01,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:08:01,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:08:01,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:08:01,508 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:08:01,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296b6296 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01, skipping insertion in model container [2024-12-06 03:08:01,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:08:01,705 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_7425f1ad-4571-44bc-ab97-f2c5958ded19/sv-benchmarks/c/array-crafted/bAnd5.i[1369,1382] [2024-12-06 03:08:01,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:08:01,723 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:08:01,750 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_7425f1ad-4571-44bc-ab97-f2c5958ded19/sv-benchmarks/c/array-crafted/bAnd5.i[1369,1382] [2024-12-06 03:08:01,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:08:01,768 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:08:01,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01 WrapperNode [2024-12-06 03:08:01,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:08:01,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:08:01,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:08:01,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:08:01,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,804 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2024-12-06 03:08:01,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:08:01,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:08:01,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:08:01,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:08:01,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,821 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,822 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,826 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:08:01,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:08:01,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:08:01,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:08:01,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:01" (1/1) ... [2024-12-06 03:08:01,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:08:01,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:08:01,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:08:01,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:08:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:08:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:08:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:08:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 03:08:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure bAnd [2024-12-06 03:08:01,895 INFO L138 BoogieDeclarations]: Found implementation of procedure bAnd [2024-12-06 03:08:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:08:01,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:08:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:08:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 03:08:01,970 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:08:01,971 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:08:02,158 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-06 03:08:02,158 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:08:02,205 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:08:02,206 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 03:08:02,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:08:02 BoogieIcfgContainer [2024-12-06 03:08:02,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:08:02,207 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:08:02,207 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:08:02,218 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:08:02,218 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:08:02" (1/1) ... [2024-12-06 03:08:02,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:08:02,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:02,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-12-06 03:08:02,290 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-06 03:08:02,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:08:02,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:02,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:02,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:08:02,298 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:08:02,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:08:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:02,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:08:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:02,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:08:02,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:08:02,563 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 03:08:02,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-06 03:08:02,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-12-06 03:08:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-12-06 03:08:02,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:08:02,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:02,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:02,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:08:02,650 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:08:02,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:08:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:02,756 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:08:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:02,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:08:02,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:08:02,859 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:08:02,861 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-12-06 03:08:02,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:08:02,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 31 transitions. [2024-12-06 03:08:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-06 03:08:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:08:03,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:03,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:03,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:08:03,003 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:08:03,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:08:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:03,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:08:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:03,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:08:03,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:08:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:08:03,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 03:08:03,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:03,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 33 transitions. [2024-12-06 03:08:03,328 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-12-06 03:08:03,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:08:03,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:03,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:03,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:08:03,332 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:08:03,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 03:08:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:03,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:08:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:03,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:08:03,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:08:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 03:08:03,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 03:08:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:03,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-12-06 03:08:03,631 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-12-06 03:08:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:08:03,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:03,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:03,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:08:03,634 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:08:03,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 03:08:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:03,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:08:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:03,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 03:08:03,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:08:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 03:08:03,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 03:08:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:03,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 03:08:03,982 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 03:08:03,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:08:03,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:03,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:03,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:08:03,986 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:08:03,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 03:08:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:04,137 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:08:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:04,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:08:04,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:08:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:08:04,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-06 03:08:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-06 03:08:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-06 03:08:04,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:08:04,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:04,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:04,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:08:04,856 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:08:04,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 03:08:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:05,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:08:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:05,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-06 03:08:05,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:08:05,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-06 03:08:06,081 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:08:06,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 23 [2024-12-06 03:08:06,791 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:08:06,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 34 [2024-12-06 03:08:06,971 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:08:06,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:08:06,979 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:08:06,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 58 [2024-12-06 03:08:07,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:08:07,496 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:08:07,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 28 [2024-12-06 03:08:16,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 03:08:16,344 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-06 03:08:16,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7425f1ad-4571-44bc-ab97-f2c5958ded19/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 03:08:16,348 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:08:16,353 INFO L158 Benchmark]: Toolchain (without parser) took 14850.11ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 47.0MB in the end (delta: 22.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-12-06 03:08:16,353 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:08:16,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.85ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 57.6MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:08:16,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.30ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 56.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:08:16,354 INFO L158 Benchmark]: Boogie Preprocessor took 23.00ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 55.1MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:08:16,355 INFO L158 Benchmark]: RCFGBuilder took 377.57ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 39.9MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:08:16,355 INFO L158 Benchmark]: CodeCheck took 14145.11ms. Allocated memory is still 92.3MB. Free memory was 39.9MB in the beginning and 47.0MB in the end (delta: -7.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:08:16,357 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.85ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 57.6MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.30ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 56.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.00ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 55.1MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 377.57ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 39.9MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 14145.11ms. Allocated memory is still 92.3MB. Free memory was 39.9MB in the beginning and 47.0MB in the end (delta: -7.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants