./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_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_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3 --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 bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:00:07,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:00:07,787 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 05:00:07,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:00:07,793 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:00:07,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:00:07,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:00:07,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:00:07,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:00:07,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:00:07,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:00:07,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:00:07,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:00:07,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:00:07,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:00:07,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:00:07,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:00:07,835 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:00:07,835 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:00:07,835 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:00:07,835 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:00:07,835 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:00:07,836 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:00:07,836 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:00:07,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:00:07,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:00:07,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:00:07,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:00:07,836 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:00:07,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:00:07,837 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_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3 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 -> bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 [2024-11-25 05:00:08,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:00:08,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:00:08,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:00:08,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:00:08,153 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:00:08,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2024-11-25 05:00:11,089 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data/b9fe3c9b1/8092cc608f5e4b64a8f87091dcf2a318/FLAG3588346b1 [2024-11-25 05:00:11,570 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:00:11,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2024-11-25 05:00:11,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data/b9fe3c9b1/8092cc608f5e4b64a8f87091dcf2a318/FLAG3588346b1 [2024-11-25 05:00:11,620 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data/b9fe3c9b1/8092cc608f5e4b64a8f87091dcf2a318 [2024-11-25 05:00:11,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:00:11,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:00:11,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:00:11,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:00:11,633 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:00:11,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:00:11" (1/1) ... [2024-11-25 05:00:11,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27fde38b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:11, skipping insertion in model container [2024-11-25 05:00:11,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:00:11" (1/1) ... [2024-11-25 05:00:11,711 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:00:11,938 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_adb52478-16f5-45be-9599-27c65cd3d5ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-25 05:00:12,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:00:12,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:00:12,325 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_adb52478-16f5-45be-9599-27c65cd3d5ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-25 05:00:12,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:00:12,513 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:00:12,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12 WrapperNode [2024-11-25 05:00:12,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:00:12,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:00:12,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:00:12,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:00:12,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:12,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:12,911 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2622 [2024-11-25 05:00:12,912 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:00:12,913 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:00:12,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:00:12,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:00:12,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:12,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:12,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:12,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:13,093 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:13,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:13,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:13,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:13,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:13,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:00:13,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:00:13,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:00:13,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:00:13,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12" (1/1) ... [2024-11-25 05:00:13,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:00:13,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:00:13,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:00:13,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:00:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:00:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:00:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:00:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:00:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:00:13,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:00:13,881 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:00:13,883 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:00:17,524 INFO L? ?]: Removed 1452 outVars from TransFormulas that were not future-live. [2024-11-25 05:00:17,524 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:00:21,090 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:00:21,091 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:00:21,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:00:21 BoogieIcfgContainer [2024-11-25 05:00:21,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:00:21,092 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:00:21,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:00:21,101 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:00:21,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:00:21" (1/1) ... [2024-11-25 05:00:21,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:00:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:21,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-25 05:00:21,167 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-25 05:00:21,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 05:00:21,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:21,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:00:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-25 05:00:30,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.80s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 05:00:33,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 05:00:40,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 05:00:43,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 05:00:48,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.27s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 05:00:48,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:48,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-25 05:00:48,363 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-25 05:00:48,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 05:00:48,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:48,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:01:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:01:04,456 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:01:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:01:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:01:27,089 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) [2024-11-25 05:01:27,096 INFO L158 Benchmark]: Toolchain (without parser) took 75471.61ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 105.0MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-25 05:01:27,096 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:01:27,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.22ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 57.9MB in the end (delta: 46.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 05:01:27,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 396.79ms. Allocated memory is still 142.6MB. Free memory was 57.9MB in the beginning and 52.7MB in the end (delta: 5.2MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2024-11-25 05:01:27,099 INFO L158 Benchmark]: Boogie Preprocessor took 436.88ms. Allocated memory was 142.6MB in the beginning and 453.0MB in the end (delta: 310.4MB). Free memory was 52.7MB in the beginning and 372.3MB in the end (delta: -319.6MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2024-11-25 05:01:27,099 INFO L158 Benchmark]: RCFGBuilder took 7740.41ms. Allocated memory was 453.0MB in the beginning and 872.4MB in the end (delta: 419.4MB). Free memory was 372.3MB in the beginning and 469.2MB in the end (delta: -96.9MB). Peak memory consumption was 535.9MB. Max. memory is 16.1GB. [2024-11-25 05:01:27,100 INFO L158 Benchmark]: CodeCheck took 66003.29ms. Allocated memory was 872.4MB in the beginning and 1.9GB in the end (delta: 1.0GB). Free memory was 469.2MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 852.1MB. Max. memory is 16.1GB. [2024-11-25 05:01:27,106 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 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.22ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 57.9MB in the end (delta: 46.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 396.79ms. Allocated memory is still 142.6MB. Free memory was 57.9MB in the beginning and 52.7MB in the end (delta: 5.2MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 436.88ms. Allocated memory was 142.6MB in the beginning and 453.0MB in the end (delta: 310.4MB). Free memory was 52.7MB in the beginning and 372.3MB in the end (delta: -319.6MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7740.41ms. Allocated memory was 453.0MB in the beginning and 872.4MB in the end (delta: 419.4MB). Free memory was 372.3MB in the beginning and 469.2MB in the end (delta: -96.9MB). Peak memory consumption was 535.9MB. Max. memory is 16.1GB. * CodeCheck took 66003.29ms. Allocated memory was 872.4MB in the beginning and 1.9GB in the end (delta: 1.0GB). Free memory was 469.2MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 852.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:01:27,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/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_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3 --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 bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:01:29,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:01:29,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 05:01:29,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:01:29,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:01:29,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:01:29,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:01:29,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:01:29,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:01:29,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:01:29,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:01:29,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:01:29,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:01:29,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:01:29,896 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:01:29,897 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:01:29,897 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:01:29,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:01:29,897 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:01:29,897 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:01:29,897 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:01:29,898 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:01:29,898 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:01:29,898 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:29,898 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:01:29,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:01:29,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:01:29,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:01:29,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:01:29,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:01:29,899 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:01:29,900 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:29,900 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:01:29,900 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_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3 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 -> bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 [2024-11-25 05:01:30,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:01:30,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:01:30,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:01:30,247 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:01:30,250 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:01:30,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2024-11-25 05:01:33,284 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data/7e9cf8fc2/5c2e458bd6de46739964cdd26f2bffcc/FLAG24e29e861 [2024-11-25 05:01:33,652 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:01:33,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2024-11-25 05:01:33,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data/7e9cf8fc2/5c2e458bd6de46739964cdd26f2bffcc/FLAG24e29e861 [2024-11-25 05:01:33,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/data/7e9cf8fc2/5c2e458bd6de46739964cdd26f2bffcc [2024-11-25 05:01:33,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:01:33,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:01:33,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:01:33,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:01:33,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:01:33,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:01:33" (1/1) ... [2024-11-25 05:01:33,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42326408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:33, skipping insertion in model container [2024-11-25 05:01:33,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:01:33" (1/1) ... [2024-11-25 05:01:33,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:01:33,974 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_adb52478-16f5-45be-9599-27c65cd3d5ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-25 05:01:34,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:01:34,355 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:01:34,365 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_adb52478-16f5-45be-9599-27c65cd3d5ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-25 05:01:34,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:01:34,583 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:01:34,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34 WrapperNode [2024-11-25 05:01:34,584 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:01:34,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:01:34,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:01:34,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:01:34,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,693 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1126 [2024-11-25 05:01:34,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:01:34,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:01:34,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:01:34,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:01:34,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,749 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:01:34,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:01:34,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:01:34,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:01:34,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:34" (1/1) ... [2024-11-25 05:01:34,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:01:34,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:01:34,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:01:34,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:01:34,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:01:34,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:01:34,877 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:01:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:01:34,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:01:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:01:35,234 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:01:35,236 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:01:36,536 INFO L? ?]: Removed 369 outVars from TransFormulas that were not future-live. [2024-11-25 05:01:36,536 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:01:36,616 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:01:36,616 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:01:36,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:01:36 BoogieIcfgContainer [2024-11-25 05:01:36,617 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:01:36,618 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:01:36,618 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:01:36,628 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:01:36,629 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:01:36" (1/1) ... [2024-11-25 05:01:36,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:01:36,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:01:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-25 05:01:36,697 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-25 05:01:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 05:01:36,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:01:36,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:36,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:01:36,706 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:01:36,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:01:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:37,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:01:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:37,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 05:01:37,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:01:38,298 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-25 05:01:38,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:01:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:01:38,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-11-25 05:01:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-11-25 05:01:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 05:01:38,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:01:38,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:38,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:01:38,983 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:01:38,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:01:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:40,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:01:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:40,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-25 05:01:40,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:01:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-25 05:01:41,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 05:01:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:01:44,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 103 transitions. [2024-11-25 05:01:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-11-25 05:01:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-25 05:01:44,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:01:44,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:44,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:01:44,091 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:01:44,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 05:01:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:45,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:01:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:46,376 INFO L256 TraceCheckSpWp]: Trace formula consists of 1300 conjuncts, 123 conjuncts are in the unsatisfiable core [2024-11-25 05:01:46,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:01:53,240 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 44 proven. 73 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-11-25 05:01:53,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 05:02:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:10,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 115 states and 190 transitions. [2024-11-25 05:02:10,858 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2024-11-25 05:02:10,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-25 05:02:10,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:10,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:02:10,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:02:10,867 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:02:10,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 05:02:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:13,047 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:02:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:13,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 1722 conjuncts, 267 conjuncts are in the unsatisfiable core [2024-11-25 05:02:13,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:02:31,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-25 05:02:31,977 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-25 05:02:31,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb52478-16f5-45be-9599-27c65cd3d5ff/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 05:02:31,998 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) [2024-11-25 05:02:32,003 INFO L158 Benchmark]: Toolchain (without parser) took 58293.73ms. Allocated memory was 83.9MB in the beginning and 947.9MB in the end (delta: 864.0MB). Free memory was 58.7MB in the beginning and 643.3MB in the end (delta: -584.6MB). Peak memory consumption was 278.7MB. Max. memory is 16.1GB. [2024-11-25 05:02:32,003 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:02:32,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 873.73ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 54.7MB in the end (delta: 4.0MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2024-11-25 05:02:32,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.98ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 46.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:02:32,004 INFO L158 Benchmark]: Boogie Preprocessor took 101.41ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 41.0MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:02:32,005 INFO L158 Benchmark]: RCFGBuilder took 1821.50ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 41.0MB in the beginning and 35.0MB in the end (delta: 6.0MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-25 05:02:32,005 INFO L158 Benchmark]: CodeCheck took 55383.48ms. Allocated memory was 100.7MB in the beginning and 947.9MB in the end (delta: 847.2MB). Free memory was 35.0MB in the beginning and 643.3MB in the end (delta: -608.3MB). Peak memory consumption was 239.5MB. Max. memory is 16.1GB. [2024-11-25 05:02:32,007 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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 873.73ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 54.7MB in the end (delta: 4.0MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.98ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 46.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.41ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 41.0MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1821.50ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 41.0MB in the beginning and 35.0MB in the end (delta: 6.0MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * CodeCheck took 55383.48ms. Allocated memory was 100.7MB in the beginning and 947.9MB in the end (delta: 847.2MB). Free memory was 35.0MB in the beginning and 643.3MB in the end (delta: -608.3MB). Peak memory consumption was 239.5MB. 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