./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/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_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/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 64bit --witnessprinter.graph.data.programhash b58c5e80ee969397030b74a8310e40cf5de69934e0fdffd3481e8555498390ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:39:39,242 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:39:39,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:39:39,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:39:39,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:39:39,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:39:39,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:39:39,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:39:39,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:39:39,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:39:39,325 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:39:39,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:39:39,326 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:39:39,326 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:39:39,326 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:39:39,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:39:39,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:39:39,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:39:39,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:39:39,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:39:39,326 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:39:39,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:39:39,327 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_b4209b34-6749-4fcf-9d10-443e4304c00f/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58c5e80ee969397030b74a8310e40cf5de69934e0fdffd3481e8555498390ac [2024-12-06 00:39:39,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:39:39,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:39:39,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:39:39,560 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:39:39,561 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:39:39,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c [2024-12-06 00:39:42,202 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data/7aa30a1cc/fc6f224a298341a1b97f139d3b580520/FLAGf938e12ac [2024-12-06 00:39:42,495 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:39:42,495 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c [2024-12-06 00:39:42,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data/7aa30a1cc/fc6f224a298341a1b97f139d3b580520/FLAGf938e12ac [2024-12-06 00:39:42,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data/7aa30a1cc/fc6f224a298341a1b97f139d3b580520 [2024-12-06 00:39:42,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:39:42,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:39:42,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:39:42,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:39:42,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:39:42,808 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:39:42" (1/1) ... [2024-12-06 00:39:42,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352ad2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:42, skipping insertion in model container [2024-12-06 00:39:42,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:39:42" (1/1) ... [2024-12-06 00:39:42,848 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:39:42,992 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_b4209b34-6749-4fcf-9d10-443e4304c00f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c[1271,1284] [2024-12-06 00:39:43,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:39:43,232 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:39:43,239 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_b4209b34-6749-4fcf-9d10-443e4304c00f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c[1271,1284] [2024-12-06 00:39:43,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:39:43,397 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:39:43,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43 WrapperNode [2024-12-06 00:39:43,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:39:43,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:39:43,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:39:43,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:39:43,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:43,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:43,760 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3958 [2024-12-06 00:39:43,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:39:43,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:39:43,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:39:43,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:39:43,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:43,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:43,822 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:43,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:43,933 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:43,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:43,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:44,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:44,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:44,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:39:44,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:39:44,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:39:44,072 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:39:44,073 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:39:43" (1/1) ... [2024-12-06 00:39:44,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:39:44,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:39:44,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:39:44,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:39:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:39:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:39:44,129 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:39:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:39:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:39:44,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:39:44,429 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:39:44,431 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:39:48,302 INFO L? ?]: Removed 2212 outVars from TransFormulas that were not future-live. [2024-12-06 00:39:48,303 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:39:51,911 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:39:51,911 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:39:51,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:39:51 BoogieIcfgContainer [2024-12-06 00:39:51,911 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:39:51,912 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:39:51,912 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:39:51,919 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:39:51,919 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:39:51" (1/1) ... [2024-12-06 00:39:51,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:39:51,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-12-06 00:39:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-12-06 00:39:51,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 00:39:51,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:51,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 00:40:06,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:40:17,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:40:27,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:40:37,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:40:39,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:40:49,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:40:59,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:40:59,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:59,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-12-06 00:40:59,249 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-12-06 00:40:59,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 00:40:59,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:59,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:41:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:36,480 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:42:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:42:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:42:37,062 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) 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 00:42:37,066 INFO L158 Benchmark]: Toolchain (without parser) took 174266.75ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 922.7MB). Free memory was 116.7MB in the beginning and 624.2MB in the end (delta: -507.4MB). Peak memory consumption was 419.8MB. Max. memory is 16.1GB. [2024-12-06 00:42:37,067 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:42:37,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.45ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 92.8MB in the end (delta: 23.7MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2024-12-06 00:42:37,067 INFO L158 Benchmark]: Boogie Procedure Inliner took 362.85ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 92.8MB in the beginning and 326.3MB in the end (delta: -233.5MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2024-12-06 00:42:37,068 INFO L158 Benchmark]: Boogie Preprocessor took 310.43ms. Allocated memory is still 427.8MB. Free memory was 326.3MB in the beginning and 305.2MB in the end (delta: 21.1MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2024-12-06 00:42:37,068 INFO L158 Benchmark]: RCFGBuilder took 7839.03ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 889.2MB). Free memory was 305.2MB in the beginning and 844.0MB in the end (delta: -538.8MB). Peak memory consumption was 587.5MB. Max. memory is 16.1GB. [2024-12-06 00:42:37,069 INFO L158 Benchmark]: CodeCheck took 165153.54ms. Allocated memory was 1.3GB in the beginning and 1.1GB in the end (delta: -251.7MB). Free memory was 844.0MB in the beginning and 624.2MB in the end (delta: 219.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:42:37,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 596.45ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 92.8MB in the end (delta: 23.7MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 362.85ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 92.8MB in the beginning and 326.3MB in the end (delta: -233.5MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 310.43ms. Allocated memory is still 427.8MB. Free memory was 326.3MB in the beginning and 305.2MB in the end (delta: 21.1MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * RCFGBuilder took 7839.03ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 889.2MB). Free memory was 305.2MB in the beginning and 844.0MB in the end (delta: -538.8MB). Peak memory consumption was 587.5MB. Max. memory is 16.1GB. * CodeCheck took 165153.54ms. Allocated memory was 1.3GB in the beginning and 1.1GB in the end (delta: -251.7MB). Free memory was 844.0MB in the beginning and 624.2MB in the end (delta: 219.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:42:37,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/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_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/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 64bit --witnessprinter.graph.data.programhash b58c5e80ee969397030b74a8310e40cf5de69934e0fdffd3481e8555498390ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:42:39,204 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:42:39,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:42:39,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:42:39,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:42:39,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:42:39,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:42:39,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:42:39,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:42:39,323 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:42:39,324 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:42:39,324 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:42:39,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:42:39,324 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:39,324 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:42:39,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:42:39,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:42:39,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:42:39,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:42:39,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:42:39,325 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:42:39,325 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:39,325 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:42:39,325 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_b4209b34-6749-4fcf-9d10-443e4304c00f/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58c5e80ee969397030b74a8310e40cf5de69934e0fdffd3481e8555498390ac [2024-12-06 00:42:39,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:42:39,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:42:39,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:42:39,599 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:42:39,599 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:42:39,601 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c [2024-12-06 00:42:42,479 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data/f79e90133/454dfe1dae8a441db707240c035f5e02/FLAG02bb3a755 [2024-12-06 00:42:42,766 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:42:42,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c [2024-12-06 00:42:42,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data/f79e90133/454dfe1dae8a441db707240c035f5e02/FLAG02bb3a755 [2024-12-06 00:42:43,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/data/f79e90133/454dfe1dae8a441db707240c035f5e02 [2024-12-06 00:42:43,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:42:43,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:42:43,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:42:43,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:42:43,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:42:43,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6371b902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43, skipping insertion in model container [2024-12-06 00:42:43,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,088 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:42:43,242 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_b4209b34-6749-4fcf-9d10-443e4304c00f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c[1271,1284] [2024-12-06 00:42:43,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:42:43,485 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:42:43,494 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_b4209b34-6749-4fcf-9d10-443e4304c00f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c[1271,1284] [2024-12-06 00:42:43,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:42:43,624 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:42:43,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43 WrapperNode [2024-12-06 00:42:43,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:42:43,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:42:43,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:42:43,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:42:43,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,732 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1694 [2024-12-06 00:42:43,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:42:43,733 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:42:43,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:42:43,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:42:43,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,783 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,813 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:42:43,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:42:43,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:42:43,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:42:43,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:43" (1/1) ... [2024-12-06 00:42:43,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:42:43,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:42:43,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:42:43,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:42:43,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:42:43,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:42:43,878 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:42:43,878 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:42:43,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:42:43,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:42:44,184 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:42:44,185 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:42:45,374 INFO L? ?]: Removed 553 outVars from TransFormulas that were not future-live. [2024-12-06 00:42:45,374 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:42:45,459 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:42:45,459 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:42:45,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:42:45 BoogieIcfgContainer [2024-12-06 00:42:45,460 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:42:45,461 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:42:45,461 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:42:45,470 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:42:45,471 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:42:45" (1/1) ... [2024-12-06 00:42:45,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:42:45,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-12-06 00:42:45,526 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-12-06 00:42:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 00:42:45,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:45,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:45,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:45,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:45,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:42:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:46,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:46,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 00:42:46,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:47,290 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-06 00:42:47,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:42:47,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-12-06 00:42:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-12-06 00:42:47,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 00:42:47,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:47,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:47,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:47,890 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:47,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:42:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:49,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:49,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 00:42:49,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:50,723 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-06 00:42:50,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:42:52,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:52,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 103 transitions. [2024-12-06 00:42:52,675 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-12-06 00:42:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 00:42:52,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:52,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:52,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:52,679 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:52,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:42:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:54,687 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:55,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 1892 conjuncts, 122 conjuncts are in the unsatisfiable core [2024-12-06 00:42:55,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 44 proven. 73 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-12-06 00:43:01,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:43:17,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 115 states and 190 transitions. [2024-12-06 00:43:17,690 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2024-12-06 00:43:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-12-06 00:43:17,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:17,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:17,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:17,694 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:17,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 00:43:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:20,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:21,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 338 conjuncts are in the unsatisfiable core [2024-12-06 00:43:21,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:45,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 00:43:45,144 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/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 00:43:45,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4209b34-6749-4fcf-9d10-443e4304c00f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 00:43:45,174 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 00:43:45,179 INFO L158 Benchmark]: Toolchain (without parser) took 62143.83ms. Allocated memory was 92.3MB in the beginning and 956.3MB in the end (delta: 864.0MB). Free memory was 67.1MB in the beginning and 801.6MB in the end (delta: -734.5MB). Peak memory consumption was 636.8MB. Max. memory is 16.1GB. [2024-12-06 00:43:45,179 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:43:45,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.57ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 41.8MB in the end (delta: 25.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-12-06 00:43:45,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.70ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 58.5MB in the end (delta: -16.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-12-06 00:43:45,181 INFO L158 Benchmark]: Boogie Preprocessor took 80.15ms. Allocated memory is still 92.3MB. Free memory was 58.5MB in the beginning and 50.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:43:45,181 INFO L158 Benchmark]: RCFGBuilder took 1645.40ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 50.4MB in the beginning and 46.1MB in the end (delta: 4.3MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2024-12-06 00:43:45,182 INFO L158 Benchmark]: CodeCheck took 59717.02ms. Allocated memory was 142.6MB in the beginning and 956.3MB in the end (delta: 813.7MB). Free memory was 46.1MB in the beginning and 801.6MB in the end (delta: -755.5MB). Peak memory consumption was 567.1MB. Max. memory is 16.1GB. [2024-12-06 00:43:45,185 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 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.57ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 41.8MB in the end (delta: 25.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.70ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 58.5MB in the end (delta: -16.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.15ms. Allocated memory is still 92.3MB. Free memory was 58.5MB in the beginning and 50.8MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1645.40ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 50.4MB in the beginning and 46.1MB in the end (delta: 4.3MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. * CodeCheck took 59717.02ms. Allocated memory was 142.6MB in the beginning and 956.3MB in the end (delta: 813.7MB). Free memory was 46.1MB in the beginning and 801.6MB in the end (delta: -755.5MB). Peak memory consumption was 567.1MB. 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