./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/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 7fa4445f7f6df017b0199ffaf6559603c8ce76efb577222a761af46b10a934f5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:54,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:54,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:29:54,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:29:54,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:29:54,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:54,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:54,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:54,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:54,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:54,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:54,748 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:54,748 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:54,749 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:54,749 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:54,750 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:54,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:54,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:54,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:54,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:54,750 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:29:54,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:29:54,750 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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/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 -> 7fa4445f7f6df017b0199ffaf6559603c8ce76efb577222a761af46b10a934f5 [2024-11-13 21:29:55,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:55,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:55,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:55,043 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:55,044 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:55,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c Unable to find full path for "g++" [2024-11-13 21:29:57,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:57,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:57,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c [2024-11-13 21:29:57,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/data/bcd9d4f06/9954fddad11743059a837d4d89108112/FLAG54a1c4b7c [2024-11-13 21:29:57,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/data/bcd9d4f06/9954fddad11743059a837d4d89108112 [2024-11-13 21:29:57,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:57,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:57,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:57,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:57,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:57,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:57" (1/1) ... [2024-11-13 21:29:57,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672ed04a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:57, skipping insertion in model container [2024-11-13 21:29:57,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:57" (1/1) ... [2024-11-13 21:29:58,155 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:58,475 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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c[1251,1264] [2024-11-13 21:29:59,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:59,444 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:59,456 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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c[1251,1264] [2024-11-13 21:30:00,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:00,141 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:30:00,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00 WrapperNode [2024-11-13 21:30:00,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:00,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:00,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:30:00,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:30:00,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:00,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:01,151 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8741 [2024-11-13 21:30:01,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:01,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:30:01,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:30:01,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:30:01,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:01,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:01,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:01,338 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:01,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:01,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:01,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:01,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:02,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:30:02,037 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:30:02,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:30:02,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:30:02,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:02,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:02,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:30:02,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:30:02,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:30:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:30:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:30:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:30:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:30:03,508 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:30:03,510 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:30:11,356 INFO L? ?]: Removed 6091 outVars from TransFormulas that were not future-live. [2024-11-13 21:30:11,356 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:30:18,147 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:30:18,148 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:30:18,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:18 BoogieIcfgContainer [2024-11-13 21:30:18,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:30:18,149 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:30:18,149 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:30:18,159 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:30:18,160 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:18" (1/1) ... [2024-11-13 21:30:18,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:30:18,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:18,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:30:18,221 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:30:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:30:18,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:18,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:35,674 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:31:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:31:02,353 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 21:31:02,360 INFO L158 Benchmark]: Toolchain (without parser) took 64370.73ms. Allocated memory was 117.4MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 85.4MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 576.3MB. Max. memory is 16.1GB. [2024-11-13 21:31:02,360 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:02,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2152.20ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 85.0MB in the beginning and 140.7MB in the end (delta: -55.6MB). Peak memory consumption was 98.0MB. Max. memory is 16.1GB. [2024-11-13 21:31:02,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 1008.59ms. Allocated memory is still 234.9MB. Free memory was 140.7MB in the beginning and 69.6MB in the end (delta: 71.1MB). Peak memory consumption was 130.6MB. Max. memory is 16.1GB. [2024-11-13 21:31:02,362 INFO L158 Benchmark]: Boogie Preprocessor took 880.18ms. Allocated memory was 234.9MB in the beginning and 771.8MB in the end (delta: 536.9MB). Free memory was 69.6MB in the beginning and 586.7MB in the end (delta: -517.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2024-11-13 21:31:02,363 INFO L158 Benchmark]: RCFGBuilder took 16111.17ms. Allocated memory was 771.8MB in the beginning and 1.1GB in the end (delta: 327.2MB). Free memory was 586.7MB in the beginning and 448.8MB in the end (delta: 137.9MB). Peak memory consumption was 817.9MB. Max. memory is 16.1GB. [2024-11-13 21:31:02,363 INFO L158 Benchmark]: CodeCheck took 44208.50ms. Allocated memory was 1.1GB in the beginning and 2.2GB in the end (delta: 1.1GB). Free memory was 448.8MB in the beginning and 1.6GB in the end (delta: -1.1GB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:02,366 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 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2152.20ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 85.0MB in the beginning and 140.7MB in the end (delta: -55.6MB). Peak memory consumption was 98.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1008.59ms. Allocated memory is still 234.9MB. Free memory was 140.7MB in the beginning and 69.6MB in the end (delta: 71.1MB). Peak memory consumption was 130.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 880.18ms. Allocated memory was 234.9MB in the beginning and 771.8MB in the end (delta: 536.9MB). Free memory was 69.6MB in the beginning and 586.7MB in the end (delta: -517.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * RCFGBuilder took 16111.17ms. Allocated memory was 771.8MB in the beginning and 1.1GB in the end (delta: 327.2MB). Free memory was 586.7MB in the beginning and 448.8MB in the end (delta: 137.9MB). Peak memory consumption was 817.9MB. Max. memory is 16.1GB. * CodeCheck took 44208.50ms. Allocated memory was 1.1GB in the beginning and 2.2GB in the end (delta: 1.1GB). Free memory was 448.8MB in the beginning and 1.6GB in the end (delta: -1.1GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:31:02,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/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 7fa4445f7f6df017b0199ffaf6559603c8ce76efb577222a761af46b10a934f5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:31:05,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:31:05,749 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:31:05,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:31:05,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:31:05,786 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:31:05,787 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:31:05,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:31:05,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:31:05,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:31:05,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:31:05,791 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:31:05,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:31:05,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:31:05,791 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:31:05,791 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:31:05,791 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:31:05,792 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:31:05,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:31:05,792 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:31:05,792 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:31:05,792 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:31:05,792 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:31:05,792 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:05,793 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:31:05,793 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:31:05,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:05,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:31:05,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:31:05,796 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:31:05,796 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:31:05,796 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:05,796 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:31:05,796 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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/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 -> 7fa4445f7f6df017b0199ffaf6559603c8ce76efb577222a761af46b10a934f5 [2024-11-13 21:31:06,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:31:06,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:31:06,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:31:06,248 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:31:06,248 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:31:06,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c Unable to find full path for "g++" [2024-11-13 21:31:08,579 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:31:09,186 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:31:09,189 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c [2024-11-13 21:31:09,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/data/4e5f882e2/45e788699d86459fa165f4e60b62bc20/FLAG66c7b62e6 [2024-11-13 21:31:09,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/data/4e5f882e2/45e788699d86459fa165f4e60b62bc20 [2024-11-13 21:31:09,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:31:09,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:31:09,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:31:09,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:31:09,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:31:09,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:31:09" (1/1) ... [2024-11-13 21:31:09,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56b14e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:09, skipping insertion in model container [2024-11-13 21:31:09,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:31:09" (1/1) ... [2024-11-13 21:31:09,423 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:31:09,774 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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c[1251,1264] [2024-11-13 21:31:10,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:31:10,777 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:31:10,791 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_cf5a9c0d-99a8-4c39-93b6-5ee005193931/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_TicTacToe.c[1251,1264] [2024-11-13 21:31:11,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:31:11,250 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:31:11,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11 WrapperNode [2024-11-13 21:31:11,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:31:11,253 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:31:11,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:31:11,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:31:11,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:11,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:11,663 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6837 [2024-11-13 21:31:11,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:31:11,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:31:11,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:31:11,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:31:11,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:11,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:11,735 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:11,735 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:11,930 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:11,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:11,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:12,010 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:12,062 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:31:12,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:31:12,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:31:12,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:31:12,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:11" (1/1) ... [2024-11-13 21:31:12,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:12,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:31:12,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:31:12,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:31:12,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:31:12,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:31:12,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:31:12,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:31:13,584 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:31:13,587 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:31:28,151 INFO L? ?]: Removed 4255 outVars from TransFormulas that were not future-live. [2024-11-13 21:31:28,151 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:31:28,302 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:31:28,302 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:31:28,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:28 BoogieIcfgContainer [2024-11-13 21:31:28,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:31:28,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:31:28,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:31:28,316 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:31:28,316 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:28" (1/1) ... [2024-11-13 21:31:28,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:31:28,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:28,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:31:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:31:28,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:31:28,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:28,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:28,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:31:28,389 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:31:28,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:31:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:33,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:31:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:35,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 3812 conjuncts, 277 conjuncts are in the unsatisfiable core [2024-11-13 21:31:35,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:31:42,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:31:42,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:31:44,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:44,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:31:44,028 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:31:44,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:31:44,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:44,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:44,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:31:44,035 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:31:44,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf5a9c0d-99a8-4c39-93b6-5ee005193931/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:31:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:55,360 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:31:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:59,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 7598 conjuncts, 802 conjuncts are in the unsatisfiable core [2024-11-13 21:31:59,927 INFO L278 TraceCheckSpWp]: Computing forward predicates...