./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm --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 70b2d9af04af270da2e1fd1a59b80de51b2bc8d4f10af5f490c2bc81214e1fd3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:13:47,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:13:47,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:13:47,707 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:13:47,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:13:47,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:13:47,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:13:47,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:13:47,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:13:47,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:13:47,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:13:47,734 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:13:47,735 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:13:47,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:13:47,735 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:13:47,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:13:47,735 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:13:47,736 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:13:47,736 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:13:47,736 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:13:47,736 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:13:47,736 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:13:47,736 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:13:47,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:13:47,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:47,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:13:47,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:13:47,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:13:47,737 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:13:47,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:13:47,738 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_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm 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 -> 70b2d9af04af270da2e1fd1a59b80de51b2bc8d4f10af5f490c2bc81214e1fd3 [2024-11-13 23:13:48,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:13:48,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:13:48,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:13:48,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:13:48,082 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:13:48,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c Unable to find full path for "g++" [2024-11-13 23:13:50,151 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:13:50,652 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:13:50,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c [2024-11-13 23:13:50,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/data/387a464c1/6767a570c1fe4c7297e8cb8d0c42cf87/FLAG9b02befc1 [2024-11-13 23:13:50,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/data/387a464c1/6767a570c1fe4c7297e8cb8d0c42cf87 [2024-11-13 23:13:50,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:13:50,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:13:50,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:50,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:13:50,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:13:50,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4d8d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:50, skipping insertion in model container [2024-11-13 23:13:50,729 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:50" (1/1) ... [2024-11-13 23:13:50,799 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:13:51,060 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_e9064038-8747-45e9-b90f-46ddcab1aece/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c[1271,1284] [2024-11-13 23:13:51,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:51,668 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:13:51,677 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_e9064038-8747-45e9-b90f-46ddcab1aece/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c[1271,1284] [2024-11-13 23:13:51,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:51,974 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:13:51,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51 WrapperNode [2024-11-13 23:13:51,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:51,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:51,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:13:51,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:13:51,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:52,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:52,848 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5697 [2024-11-13 23:13:52,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:52,853 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:13:52,853 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:13:52,853 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:13:52,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:52,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:53,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:53,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:53,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:53,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:53,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:53,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:53,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:13:53,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:13:53,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:13:53,769 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:13:53,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:51" (1/1) ... [2024-11-13 23:13:53,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:53,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:13:53,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:13:53,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:13:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:13:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:13:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:13:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:13:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:13:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:13:54,497 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:13:54,499 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:14:03,146 INFO L? ?]: Removed 3206 outVars from TransFormulas that were not future-live. [2024-11-13 23:14:03,147 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:14:12,934 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:14:12,934 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:14:12,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:14:12 BoogieIcfgContainer [2024-11-13 23:14:12,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:14:12,936 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:14:12,936 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:14:12,947 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:14:12,948 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:14:12" (1/1) ... [2024-11-13 23:14:12,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:14:13,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-13 23:14:13,043 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-13 23:14:13,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 23:14:13,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:13,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:25,655 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-13 23:14:35,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:46,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:56,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:15:06,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:15:12,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.32s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:15:22,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:15:32,963 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 [] [2024-11-13 23:15:33,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 50 states and 69 transitions. [2024-11-13 23:15:33,002 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2024-11-13 23:15:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 23:15:33,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:33,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:56,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:29,056 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) [2024-11-13 23:23:29,063 INFO L158 Benchmark]: Toolchain (without parser) took 578343.93ms. Allocated memory was 142.6MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 115.7MB in the beginning and 774.6MB in the end (delta: -659.0MB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-11-13 23:23:29,063 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:29,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1255.74ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 77.5MB in the end (delta: 37.9MB). Peak memory consumption was 98.5MB. Max. memory is 16.1GB. [2024-11-13 23:23:29,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 875.53ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 77.5MB in the beginning and 217.7MB in the end (delta: -140.1MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2024-11-13 23:23:29,065 INFO L158 Benchmark]: Boogie Preprocessor took 912.89ms. Allocated memory is still 369.1MB. Free memory was 217.7MB in the beginning and 196.0MB in the end (delta: 21.7MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2024-11-13 23:23:29,065 INFO L158 Benchmark]: RCFGBuilder took 19168.01ms. Allocated memory was 369.1MB in the beginning and 838.9MB in the end (delta: 469.8MB). Free memory was 195.8MB in the beginning and 204.2MB in the end (delta: -8.4MB). Peak memory consumption was 476.0MB. Max. memory is 16.1GB. [2024-11-13 23:23:29,066 INFO L158 Benchmark]: CodeCheck took 556125.99ms. Allocated memory was 838.9MB in the beginning and 2.8GB in the end (delta: 1.9GB). Free memory was 204.2MB in the beginning and 774.6MB in the end (delta: -570.4MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-13 23:23:29,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1255.74ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 77.5MB in the end (delta: 37.9MB). Peak memory consumption was 98.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 875.53ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 77.5MB in the beginning and 217.7MB in the end (delta: -140.1MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 912.89ms. Allocated memory is still 369.1MB. Free memory was 217.7MB in the beginning and 196.0MB in the end (delta: 21.7MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * RCFGBuilder took 19168.01ms. Allocated memory was 369.1MB in the beginning and 838.9MB in the end (delta: 469.8MB). Free memory was 195.8MB in the beginning and 204.2MB in the end (delta: -8.4MB). Peak memory consumption was 476.0MB. Max. memory is 16.1GB. * CodeCheck took 556125.99ms. Allocated memory was 838.9MB in the beginning and 2.8GB in the end (delta: 1.9GB). Free memory was 204.2MB in the beginning and 774.6MB in the end (delta: -570.4MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:23:29,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/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_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm --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 70b2d9af04af270da2e1fd1a59b80de51b2bc8d4f10af5f490c2bc81214e1fd3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:32,312 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:32,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:23:32,488 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:32,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:23:32,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:23:32,489 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:32,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:32,490 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:32,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:23:32,490 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:32,490 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:23:32,490 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:32,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:23:32,490 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:23:32,491 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:23:32,491 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:32,491 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:23:32,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:23:32,491 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:32,491 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:32,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:32,492 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:32,492 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:32,492 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:23:32,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:32,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:32,493 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:32,493 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:32,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:23:32,494 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:23:32,494 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:32,494 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:23:32,494 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_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm 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 -> 70b2d9af04af270da2e1fd1a59b80de51b2bc8d4f10af5f490c2bc81214e1fd3 [2024-11-13 23:23:32,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:32,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:32,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:32,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:32,867 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:32,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c Unable to find full path for "g++" [2024-11-13 23:23:34,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:35,524 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:35,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c [2024-11-13 23:23:35,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/data/3cb5addd7/ceefd38d05164eeaa9c38063fd022146/FLAG1e232301b [2024-11-13 23:23:35,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/data/3cb5addd7/ceefd38d05164eeaa9c38063fd022146 [2024-11-13 23:23:35,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:35,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:35,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:35,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:35,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:35,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:35" (1/1) ... [2024-11-13 23:23:35,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@327c66ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:35, skipping insertion in model container [2024-11-13 23:23:35,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:35" (1/1) ... [2024-11-13 23:23:35,703 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:35,951 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_e9064038-8747-45e9-b90f-46ddcab1aece/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c[1271,1284] [2024-11-13 23:23:36,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:36,642 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:36,654 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_e9064038-8747-45e9-b90f-46ddcab1aece/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d16_e0.c[1271,1284] [2024-11-13 23:23:36,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:36,966 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:36,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36 WrapperNode [2024-11-13 23:23:36,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:36,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:36,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:36,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:36,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,190 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2417 [2024-11-13 23:23:37,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:37,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:37,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:37,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:37,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,226 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,322 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,330 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:37,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:37,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:37,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:37,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:36" (1/1) ... [2024-11-13 23:23:37,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:37,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:37,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:37,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:23:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:23:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:23:37,455 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:23:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:37,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:38,214 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:38,222 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:41,136 INFO L? ?]: Removed 793 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:41,136 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:41,288 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:41,288 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:23:41,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:41 BoogieIcfgContainer [2024-11-13 23:23:41,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:41,290 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:41,290 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:41,305 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:41,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:41" (1/1) ... [2024-11-13 23:23:41,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:41,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:41,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-13 23:23:41,382 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-13 23:23:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 23:23:41,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:41,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:41,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:41,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:41,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:23:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:43,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:44,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:23:44,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-13 23:23:44,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:23:45,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:45,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2024-11-13 23:23:45,954 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-11-13 23:23:45,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 23:23:45,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:45,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:45,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:45,960 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:45,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:23:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:49,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 1834 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 23:23:50,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 6 proven. 35 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2024-11-13 23:23:51,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:23:55,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 139 transitions. [2024-11-13 23:23:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 139 transitions. [2024-11-13 23:23:55,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-13 23:23:55,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:55,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:55,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:55,918 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:55,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:23:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:59,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:01,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 2726 conjuncts, 139 conjuncts are in the unsatisfiable core [2024-11-13 23:24:01,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 66 proven. 105 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2024-11-13 23:24:11,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:24:35,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-13 23:24:35,882 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 23:24:35,883 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_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/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 [2024-11-13 23:24:35,889 INFO L158 Benchmark]: Toolchain (without parser) took 60293.00ms. Allocated memory was 83.9MB in the beginning and 503.3MB in the end (delta: 419.4MB). Free memory was 57.5MB in the beginning and 364.5MB in the end (delta: -306.9MB). Peak memory consumption was 372.9MB. Max. memory is 16.1GB. [2024-11-13 23:24:35,889 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:24:35,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1366.80ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 45.6MB in the end (delta: 12.0MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2024-11-13 23:24:35,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 222.29ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 28.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:24:35,891 INFO L158 Benchmark]: Boogie Preprocessor took 159.22ms. Allocated memory is still 83.9MB. Free memory was 28.4MB in the beginning and 34.5MB in the end (delta: -6.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2024-11-13 23:24:35,891 INFO L158 Benchmark]: RCFGBuilder took 3937.86ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 34.5MB in the beginning and 72.9MB in the end (delta: -38.4MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2024-11-13 23:24:35,892 INFO L158 Benchmark]: CodeCheck took 54597.27ms. Allocated memory was 167.8MB in the beginning and 503.3MB in the end (delta: 335.5MB). Free memory was 72.9MB in the beginning and 364.5MB in the end (delta: -291.6MB). Peak memory consumption was 299.0MB. Max. memory is 16.1GB. [2024-11-13 23:24:35,894 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_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/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_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/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 0.47ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1366.80ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 45.6MB in the end (delta: 12.0MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 222.29ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 28.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.22ms. Allocated memory is still 83.9MB. Free memory was 28.4MB in the beginning and 34.5MB in the end (delta: -6.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3937.86ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 34.5MB in the beginning and 72.9MB in the end (delta: -38.4MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. * CodeCheck took 54597.27ms. Allocated memory was 167.8MB in the beginning and 503.3MB in the end (delta: 335.5MB). Free memory was 72.9MB in the beginning and 364.5MB in the end (delta: -291.6MB). Peak memory consumption was 299.0MB. 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_e9064038-8747-45e9-b90f-46ddcab1aece/bin/ukojak-verify-EEHR8qb7sm/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")