./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8aa6a9aa6dfba877cab97f7f5e3f09149a29eb6c4ba080dbc95dc818a8fc4443 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:02:39,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:02:39,721 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 06:02:39,726 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:02:39,726 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:02:39,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:02:39,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:02:39,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:02:39,747 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:02:39,747 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:02:39,747 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:02:39,747 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:02:39,747 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:02:39,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:02:39,748 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:02:39,748 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:02:39,748 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:02:39,748 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:02:39,748 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:02:39,748 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:02:39,748 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:02:39,748 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:02:39,748 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:02:39,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:02:39,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:02:39,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:02:39,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:02:39,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:02:39,750 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:02:39,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:02:39,750 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_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8aa6a9aa6dfba877cab97f7f5e3f09149a29eb6c4ba080dbc95dc818a8fc4443 [2024-12-06 06:02:39,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:02:39,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:02:39,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:02:39,999 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:02:39,999 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:02:40,000 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c [2024-12-06 06:02:42,634 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data/1140a8c3b/6d30433eb07b4c48a8fa6cf6f4fffcc3/FLAGe3355818a [2024-12-06 06:02:43,063 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:02:43,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c [2024-12-06 06:02:43,094 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data/1140a8c3b/6d30433eb07b4c48a8fa6cf6f4fffcc3/FLAGe3355818a [2024-12-06 06:02:43,107 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data/1140a8c3b/6d30433eb07b4c48a8fa6cf6f4fffcc3 [2024-12-06 06:02:43,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:02:43,111 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:02:43,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:02:43,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:02:43,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:02:43,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:02:43" (1/1) ... [2024-12-06 06:02:43,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e1515f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:43, skipping insertion in model container [2024-12-06 06:02:43,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:02:43" (1/1) ... [2024-12-06 06:02:43,232 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:02:43,442 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_13654bba-8e61-49e8-ac34-146a56c684fe/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c[1246,1259] [2024-12-06 06:02:44,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:02:44,580 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:02:44,589 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_13654bba-8e61-49e8-ac34-146a56c684fe/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c[1246,1259] [2024-12-06 06:02:45,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:02:45,287 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:02:45,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45 WrapperNode [2024-12-06 06:02:45,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:02:45,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:02:45,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:02:45,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:02:45,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:45,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:47,687 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39174 [2024-12-06 06:02:47,687 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:02:47,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:02:47,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:02:47,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:02:47,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:47,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:48,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:48,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:49,178 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:49,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:49,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:49,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:49,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:50,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:02:50,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:02:50,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:02:50,129 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:02:50,130 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:02:45" (1/1) ... [2024-12-06 06:02:50,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:02:50,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:02:50,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:02:50,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:02:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:02:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:02:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:02:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:02:51,698 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:02:51,699 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:04:11,782 INFO L? ?]: Removed 21789 outVars from TransFormulas that were not future-live. [2024-12-06 06:04:11,783 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:05:54,227 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:05:54,227 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:05:54,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:05:54 BoogieIcfgContainer [2024-12-06 06:05:54,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:05:54,229 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:05:54,229 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:05:54,236 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:05:54,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:05:54" (1/1) ... [2024-12-06 06:05:54,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:05:54,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:05:54,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:05:54,283 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:05:54,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:05:54,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:05:54,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:06:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:06:11,504 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:06:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:06:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:06:39,548 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 06:06:39,552 INFO L158 Benchmark]: Toolchain (without parser) took 236441.11ms. Allocated memory was 142.6MB in the beginning and 10.6GB in the end (delta: 10.5GB). Free memory was 95.7MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 5.5GB. Max. memory is 16.1GB. [2024-12-06 06:06:39,552 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:06:39,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2175.89ms. Allocated memory was 142.6MB in the beginning and 889.2MB in the end (delta: 746.6MB). Free memory was 95.7MB in the beginning and 627.7MB in the end (delta: -532.0MB). Peak memory consumption was 252.2MB. Max. memory is 16.1GB. [2024-12-06 06:06:39,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 2398.95ms. Allocated memory was 889.2MB in the beginning and 2.3GB in the end (delta: 1.5GB). Free memory was 627.7MB in the beginning and 1.5GB in the end (delta: -864.7MB). Peak memory consumption was 643.0MB. Max. memory is 16.1GB. [2024-12-06 06:06:39,553 INFO L158 Benchmark]: Boogie Preprocessor took 2440.40ms. Allocated memory was 2.3GB in the beginning and 7.0GB in the end (delta: 4.7GB). Free memory was 1.5GB in the beginning and 6.0GB in the end (delta: -4.5GB). Peak memory consumption was 310.7MB. Max. memory is 16.1GB. [2024-12-06 06:06:39,554 INFO L158 Benchmark]: RCFGBuilder took 184098.98ms. Allocated memory was 7.0GB in the beginning and 10.6GB in the end (delta: 3.6GB). Free memory was 6.0GB in the beginning and 7.5GB in the end (delta: -1.5GB). Peak memory consumption was 5.7GB. Max. memory is 16.1GB. [2024-12-06 06:06:39,554 INFO L158 Benchmark]: CodeCheck took 45322.45ms. Allocated memory is still 10.6GB. Free memory was 7.5GB in the beginning and 5.1GB in the end (delta: 2.4GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2024-12-06 06:06:39,556 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 0.33ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2175.89ms. Allocated memory was 142.6MB in the beginning and 889.2MB in the end (delta: 746.6MB). Free memory was 95.7MB in the beginning and 627.7MB in the end (delta: -532.0MB). Peak memory consumption was 252.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2398.95ms. Allocated memory was 889.2MB in the beginning and 2.3GB in the end (delta: 1.5GB). Free memory was 627.7MB in the beginning and 1.5GB in the end (delta: -864.7MB). Peak memory consumption was 643.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2440.40ms. Allocated memory was 2.3GB in the beginning and 7.0GB in the end (delta: 4.7GB). Free memory was 1.5GB in the beginning and 6.0GB in the end (delta: -4.5GB). Peak memory consumption was 310.7MB. Max. memory is 16.1GB. * RCFGBuilder took 184098.98ms. Allocated memory was 7.0GB in the beginning and 10.6GB in the end (delta: 3.6GB). Free memory was 6.0GB in the beginning and 7.5GB in the end (delta: -1.5GB). Peak memory consumption was 5.7GB. Max. memory is 16.1GB. * CodeCheck took 45322.45ms. Allocated memory is still 10.6GB. Free memory was 7.5GB in the beginning and 5.1GB in the end (delta: 2.4GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:06:39,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8aa6a9aa6dfba877cab97f7f5e3f09149a29eb6c4ba080dbc95dc818a8fc4443 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:06:41,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:06:42,074 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 06:06:42,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:06:42,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:06:42,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:06:42,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:06:42,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:06:42,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:06:42,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:06:42,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:06:42,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:06:42,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:06:42,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:06:42,101 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:06:42,101 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:06:42,101 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:06:42,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:06:42,101 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:06:42,101 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:06:42,101 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:06:42,101 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:06:42,102 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:06:42,102 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:06:42,102 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:06:42,102 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:06:42,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:06:42,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:06:42,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:06:42,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:06:42,103 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:06:42,103 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:06:42,103 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:06:42,103 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_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8aa6a9aa6dfba877cab97f7f5e3f09149a29eb6c4ba080dbc95dc818a8fc4443 [2024-12-06 06:06:42,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:06:42,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:06:42,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:06:42,334 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:06:42,334 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:06:42,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c [2024-12-06 06:06:44,985 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data/06efe1251/c21afa0990414751ad26dc28f7b853a3/FLAG03ec06471 [2024-12-06 06:06:45,402 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:06:45,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c [2024-12-06 06:06:45,443 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data/06efe1251/c21afa0990414751ad26dc28f7b853a3/FLAG03ec06471 [2024-12-06 06:06:45,455 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/data/06efe1251/c21afa0990414751ad26dc28f7b853a3 [2024-12-06 06:06:45,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:06:45,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:06:45,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:06:45,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:06:45,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:06:45,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:06:45" (1/1) ... [2024-12-06 06:06:45,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f6a089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:45, skipping insertion in model container [2024-12-06 06:06:45,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:06:45" (1/1) ... [2024-12-06 06:06:45,571 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:06:45,770 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_13654bba-8e61-49e8-ac34-146a56c684fe/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c[1246,1259] [2024-12-06 06:06:46,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:06:46,596 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:06:46,605 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_13654bba-8e61-49e8-ac34-146a56c684fe/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal155.c[1246,1259] [2024-12-06 06:06:47,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:06:47,310 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:06:47,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47 WrapperNode [2024-12-06 06:06:47,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:06:47,311 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:06:47,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:06:47,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:06:47,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:47,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:47,787 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12622 [2024-12-06 06:06:47,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:06:47,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:06:47,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:06:47,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:06:47,795 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:47,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:47,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:47,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:48,143 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:48,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:48,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:48,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:48,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:48,427 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:06:48,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:06:48,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:06:48,429 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:06:48,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:47" (1/1) ... [2024-12-06 06:06:48,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:06:48,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:06:48,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:06:48,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:06:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:06:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:06:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:06:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:06:50,313 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:06:50,316 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:08:03,879 INFO L? ?]: Removed 1241 outVars from TransFormulas that were not future-live. [2024-12-06 06:08:03,879 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:08:04,059 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:08:04,060 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:08:04,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:08:04 BoogieIcfgContainer [2024-12-06 06:08:04,060 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:08:04,061 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:08:04,061 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:08:04,068 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:08:04,068 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:08:04" (1/1) ... [2024-12-06 06:08:04,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:08:04,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:08:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:08:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:08:04,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:08:04,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:08:04,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:08:04,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:08:04,114 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:08:04,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:08:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:08:07,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:08:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:08:07,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 1303 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:08:07,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:08:07,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:08:08,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:08:10,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:08:11,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:08:11,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 06:08:11,622 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 06:08:11,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:08:11,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:08:11,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:08:11,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:08:11,624 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:08:11,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:08:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:08:26,237 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:08:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:08:28,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 2423 conjuncts, 512 conjuncts are in the unsatisfiable core [2024-12-06 06:08:28,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:08:44,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:08:44,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 06:08:47,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:08:50,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:08:56,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:09:00,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:09:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:09:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 06:09:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 06:09:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:09:03,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:09:03,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:09:03,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:09:03,011 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:09:03,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13654bba-8e61-49e8-ac34-146a56c684fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 06:10:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:06,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:11,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 3543 conjuncts, 575 conjuncts are in the unsatisfiable core [2024-12-06 06:10:11,418 INFO L279 TraceCheckSpWp]: Computing forward predicates...