./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_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_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/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_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/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_7ebaedd2-2384-448a-b721-a3785052fe5f/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 fb8392d22eade0aa772f39d75e3d128ac4ff835963f7fd9a7beb55cc58dfee9e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:06:06,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:06:06,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:06:06,938 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:06:06,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:06:06,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:06:06,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:06:06,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:06:06,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:06:06,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:06:06,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:06:06,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:06:06,960 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:06:06,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:06:06,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:06:06,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:06:06,961 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:06:06,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:06:06,961 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:06:06,961 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:06:06,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:06:06,961 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:06:06,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:06:06,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:06:06,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:06:06,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:06:06,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:06:06,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:06:06,962 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:06:06,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:06:06,962 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_7ebaedd2-2384-448a-b721-a3785052fe5f/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 -> fb8392d22eade0aa772f39d75e3d128ac4ff835963f7fd9a7beb55cc58dfee9e [2024-12-06 00:06:07,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:06:07,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:06:07,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:06:07,183 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:06:07,183 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:06:07,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c [2024-12-06 00:06:09,784 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data/d2a2f0df3/23de62c383d146c4a0fee8d45302be17/FLAGc7e00d6af [2024-12-06 00:06:10,109 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:06:10,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c [2024-12-06 00:06:10,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data/d2a2f0df3/23de62c383d146c4a0fee8d45302be17/FLAGc7e00d6af [2024-12-06 00:06:10,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data/d2a2f0df3/23de62c383d146c4a0fee8d45302be17 [2024-12-06 00:06:10,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:06:10,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:06:10,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:06:10,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:06:10,146 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:06:10,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:10,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc2f930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10, skipping insertion in model container [2024-12-06 00:06:10,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:10,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:06:10,333 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_7ebaedd2-2384-448a-b721-a3785052fe5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c[1270,1283] [2024-12-06 00:06:10,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:06:10,692 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:06:10,725 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_7ebaedd2-2384-448a-b721-a3785052fe5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c[1270,1283] [2024-12-06 00:06:10,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:06:10,873 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:06:10,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10 WrapperNode [2024-12-06 00:06:10,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:06:10,875 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:06:10,875 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:06:10,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:06:10,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:10,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,470 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6755 [2024-12-06 00:06:11,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:06:11,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:06:11,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:06:11,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:06:11,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,747 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,845 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,861 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:06:11,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:06:11,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:06:11,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:06:11,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:10" (1/1) ... [2024-12-06 00:06:11,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:06:11,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:06:11,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:06:11,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:06:12,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:06:12,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:06:12,007 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:06:12,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:06:12,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:06:12,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:06:12,483 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:06:12,485 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:06:18,983 INFO L? ?]: Removed 3859 outVars from TransFormulas that were not future-live. [2024-12-06 00:06:18,983 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:06:25,420 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:06:25,420 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:06:25,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:06:25 BoogieIcfgContainer [2024-12-06 00:06:25,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:06:25,421 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:06:25,421 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:06:25,427 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:06:25,428 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:06:25" (1/1) ... [2024-12-06 00:06:25,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:06:25,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:25,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-12-06 00:06:25,474 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-12-06 00:06:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 00:06:25,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:25,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:34,841 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-12-06 00:06:44,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:06:52,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:07:02,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:07:12,165 WARN L539 Checker$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 00:07:14,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:07:23,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:07:33,389 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 00:07:33,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:33,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2024-12-06 00:07:33,420 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2024-12-06 00:07:33,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 00:07:33,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:07:33,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:11:24,906 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:15:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:15:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:15:19,584 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 00:15:19,590 INFO L158 Benchmark]: Toolchain (without parser) took 549447.03ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 112.9MB in the beginning and 1.1GB in the end (delta: -959.3MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-12-06 00:15:19,590 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:19,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 731.26ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 57.1MB in the end (delta: 55.9MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. [2024-12-06 00:15:19,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 595.60ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 57.1MB in the beginning and 195.5MB in the end (delta: -138.4MB). Peak memory consumption was 131.8MB. Max. memory is 16.1GB. [2024-12-06 00:15:19,592 INFO L158 Benchmark]: Boogie Preprocessor took 480.45ms. Allocated memory was 335.5MB in the beginning and 1.0GB in the end (delta: 671.1MB). Free memory was 195.5MB in the beginning and 828.8MB in the end (delta: -633.4MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-12-06 00:15:19,593 INFO L158 Benchmark]: RCFGBuilder took 13468.82ms. Allocated memory was 1.0GB in the beginning and 2.0GB in the end (delta: 1.0GB). Free memory was 828.8MB in the beginning and 793.5MB in the end (delta: 35.4MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-12-06 00:15:19,593 INFO L158 Benchmark]: CodeCheck took 534167.20ms. Allocated memory was 2.0GB in the beginning and 2.5GB in the end (delta: 503.3MB). Free memory was 793.5MB in the beginning and 1.1GB in the end (delta: -278.7MB). Peak memory consumption was 232.9MB. Max. memory is 16.1GB. [2024-12-06 00:15:19,597 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 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 731.26ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 57.1MB in the end (delta: 55.9MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 595.60ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 57.1MB in the beginning and 195.5MB in the end (delta: -138.4MB). Peak memory consumption was 131.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 480.45ms. Allocated memory was 335.5MB in the beginning and 1.0GB in the end (delta: 671.1MB). Free memory was 195.5MB in the beginning and 828.8MB in the end (delta: -633.4MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * RCFGBuilder took 13468.82ms. Allocated memory was 1.0GB in the beginning and 2.0GB in the end (delta: 1.0GB). Free memory was 828.8MB in the beginning and 793.5MB in the end (delta: 35.4MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 534167.20ms. Allocated memory was 2.0GB in the beginning and 2.5GB in the end (delta: 503.3MB). Free memory was 793.5MB in the beginning and 1.1GB in the end (delta: -278.7MB). Peak memory consumption was 232.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:15:19,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/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_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/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_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/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_7ebaedd2-2384-448a-b721-a3785052fe5f/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 fb8392d22eade0aa772f39d75e3d128ac4ff835963f7fd9a7beb55cc58dfee9e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:15:21,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:15:21,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:15:21,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:15:21,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:15:21,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:15:21,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:15:21,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:15:21,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:15:21,777 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:15:21,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:15:21,778 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:15:21,779 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:15:21,779 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:15:21,779 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:15:21,779 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:15:21,779 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:15:21,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:15:21,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:21,779 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:15:21,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:15:21,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:15:21,780 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:15:21,780 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:15:21,780 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:15:21,780 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_7ebaedd2-2384-448a-b721-a3785052fe5f/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 -> fb8392d22eade0aa772f39d75e3d128ac4ff835963f7fd9a7beb55cc58dfee9e [2024-12-06 00:15:22,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:15:22,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:15:22,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:15:22,035 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:15:22,035 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:15:22,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c [2024-12-06 00:15:24,663 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data/0d6765c24/0d2b72c072b04708b81fac8baf176a50/FLAGc4879cb88 [2024-12-06 00:15:24,982 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:15:24,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c [2024-12-06 00:15:25,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data/0d6765c24/0d2b72c072b04708b81fac8baf176a50/FLAGc4879cb88 [2024-12-06 00:15:25,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/data/0d6765c24/0d2b72c072b04708b81fac8baf176a50 [2024-12-06 00:15:25,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:15:25,023 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:15:25,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:25,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:15:25,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:15:25,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@340ef0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25, skipping insertion in model container [2024-12-06 00:15:25,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:15:25,262 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_7ebaedd2-2384-448a-b721-a3785052fe5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c[1270,1283] [2024-12-06 00:15:25,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:25,558 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:15:25,565 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_7ebaedd2-2384-448a-b721-a3785052fe5f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d16_e0.c[1270,1283] [2024-12-06 00:15:25,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:25,724 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:15:25,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25 WrapperNode [2024-12-06 00:15:25,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:25,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:25,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:15:25,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:15:25,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,876 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2987 [2024-12-06 00:15:25,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:25,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:15:25,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:15:25,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:15:25,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,951 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,981 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:25,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:15:25,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:15:25,998 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:15:25,998 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:15:25,999 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:25" (1/1) ... [2024-12-06 00:15:26,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:26,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:15:26,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:15:26,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:15:26,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:15:26,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:15:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:15:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:15:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:15:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:15:26,534 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:15:26,536 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:15:28,568 INFO L? ?]: Removed 922 outVars from TransFormulas that were not future-live. [2024-12-06 00:15:28,568 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:15:28,694 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:15:28,695 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:15:28,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:28 BoogieIcfgContainer [2024-12-06 00:15:28,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:15:28,696 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:15:28,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:15:28,705 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:15:28,705 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:28" (1/1) ... [2024-12-06 00:15:28,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:15:28,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-12-06 00:15:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-12-06 00:15:28,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 00:15:28,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:28,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:15:28,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:15:28,768 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:15:28,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:15:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:30,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:15:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:30,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 1108 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 00:15:30,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:15:31,340 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-06 00:15:31,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:15:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 00:15:32,068 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 00:15:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 00:15:32,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:32,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:15:32,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:15:32,082 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:15:32,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:15:34,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:34,133 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:15:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:34,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 2174 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 00:15:34,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:15:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 8 proven. 45 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2024-12-06 00:15:35,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:15:38,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:38,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 116 states and 175 transitions. [2024-12-06 00:15:38,555 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 175 transitions. [2024-12-06 00:15:38,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-06 00:15:38,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:38,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:15:38,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:15:38,560 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:15:38,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:15:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:41,872 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:15:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:43,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 3240 conjuncts, 139 conjuncts are in the unsatisfiable core [2024-12-06 00:15:43,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:15:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 88 proven. 137 refuted. 0 times theorem prover too weak. 1342 trivial. 0 not checked. [2024-12-06 00:15:51,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:16:09,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 00:16:09,220 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/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 00:16:09,221 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkValidity(IncrementalHoareTripleChecker.java:680) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.checkInternal(ChainingHoareTripleChecker.java:460) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.checkInternal(ChainingHoareTripleChecker.java:104) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.isSatEdge(UltimateChecker.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.connectOutgoingIfSat(UltimateChecker.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:469) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 28 more [2024-12-06 00:16:09,225 INFO L158 Benchmark]: Toolchain (without parser) took 44201.06ms. Allocated memory was 92.3MB in the beginning and 578.8MB in the end (delta: 486.5MB). Free memory was 65.7MB in the beginning and 249.1MB in the end (delta: -183.4MB). Peak memory consumption was 308.5MB. Max. memory is 16.1GB. [2024-12-06 00:16:09,225 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:16:09,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.82ms. Allocated memory is still 92.3MB. Free memory was 65.5MB in the beginning and 35.9MB in the end (delta: 29.5MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-12-06 00:16:09,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 151.46ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 35.9MB in the beginning and 83.0MB in the end (delta: -47.0MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-12-06 00:16:09,227 INFO L158 Benchmark]: Boogie Preprocessor took 119.96ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 69.8MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:16:09,227 INFO L158 Benchmark]: RCFGBuilder took 2697.26ms. Allocated memory was 142.6MB in the beginning and 209.7MB in the end (delta: 67.1MB). Free memory was 69.8MB in the beginning and 36.9MB in the end (delta: 32.9MB). Peak memory consumption was 115.0MB. Max. memory is 16.1GB. [2024-12-06 00:16:09,228 INFO L158 Benchmark]: CodeCheck took 40528.08ms. Allocated memory was 209.7MB in the beginning and 578.8MB in the end (delta: 369.1MB). Free memory was 36.9MB in the beginning and 249.1MB in the end (delta: -212.2MB). Peak memory consumption was 157.5MB. Max. memory is 16.1GB. [2024-12-06 00:16:09,230 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.82ms. Allocated memory is still 92.3MB. Free memory was 65.5MB in the beginning and 35.9MB in the end (delta: 29.5MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 151.46ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 35.9MB in the beginning and 83.0MB in the end (delta: -47.0MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.96ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 69.8MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2697.26ms. Allocated memory was 142.6MB in the beginning and 209.7MB in the end (delta: 67.1MB). Free memory was 69.8MB in the beginning and 36.9MB in the end (delta: 32.9MB). Peak memory consumption was 115.0MB. Max. memory is 16.1GB. * CodeCheck took 40528.08ms. Allocated memory was 209.7MB in the beginning and 578.8MB in the end (delta: 369.1MB). Free memory was 36.9MB in the beginning and 249.1MB in the end (delta: -212.2MB). Peak memory consumption was 157.5MB. 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: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ebaedd2-2384-448a-b721-a3785052fe5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")