./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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 9be9d1012889168cba5d083919dc9122ea972900b2157ef287ce4983c89c600b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:29:41,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:29:41,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:29:41,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:29:41,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:29:41,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:29:41,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:29:41,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:29:41,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:29:41,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:29:41,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:29:41,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:29:41,536 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:29:41,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:29:41,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:29:41,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:29:41,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:29:41,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:29:41,537 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:29:41,537 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:29:41,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:29:41,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:29:41,537 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:29:41,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:29:41,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:29:41,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:29:41,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:29:41,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:29:41,538 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:29:41,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:29:41,538 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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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 -> 9be9d1012889168cba5d083919dc9122ea972900b2157ef287ce4983c89c600b [2024-12-06 02:29:41,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:29:41,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:29:41,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:29:41,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:29:41,751 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:29:41,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c [2024-12-06 02:29:44,328 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data/116ef9ef2/1883c84b425b4a5faf78ec912bd14c5a/FLAG795f789a8 [2024-12-06 02:29:44,696 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:29:44,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c [2024-12-06 02:29:44,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data/116ef9ef2/1883c84b425b4a5faf78ec912bd14c5a/FLAG795f789a8 [2024-12-06 02:29:44,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data/116ef9ef2/1883c84b425b4a5faf78ec912bd14c5a [2024-12-06 02:29:44,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:29:44,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:29:44,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:29:44,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:29:44,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:29:44,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:29:44" (1/1) ... [2024-12-06 02:29:44,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df1ea73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:44, skipping insertion in model container [2024-12-06 02:29:44,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:29:44" (1/1) ... [2024-12-06 02:29:44,795 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:29:44,955 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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c[1245,1258] [2024-12-06 02:29:45,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:29:45,447 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:29:45,457 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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c[1245,1258] [2024-12-06 02:29:45,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:29:45,811 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:29:45,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45 WrapperNode [2024-12-06 02:29:45,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:29:45,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:29:45,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:29:45,813 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:29:45,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:45,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:46,737 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13112 [2024-12-06 02:29:46,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:29:46,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:29:46,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:29:46,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:29:46,746 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:46,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,459 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,507 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:29:47,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:29:47,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:29:47,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:29:47,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:45" (1/1) ... [2024-12-06 02:29:47,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:29:47,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:29:47,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:29:47,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:29:47,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:29:47,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:29:47,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:29:47,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:29:48,611 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:29:48,612 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:30:05,522 INFO L? ?]: Removed 7110 outVars from TransFormulas that were not future-live. [2024-12-06 02:30:05,522 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:30:24,848 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:30:24,849 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:30:24,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:30:24 BoogieIcfgContainer [2024-12-06 02:30:24,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:30:24,850 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:30:24,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:30:24,859 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:30:24,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:30:24" (1/1) ... [2024-12-06 02:30:24,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:30:24,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:24,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:30:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:30:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:30:24,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:24,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:37:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:37:12,870 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:43:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:43:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:43:23,053 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 02:43:23,057 INFO L158 Benchmark]: Toolchain (without parser) took 818325.91ms. Allocated memory was 142.6MB in the beginning and 4.9GB in the end (delta: 4.8GB). Free memory was 109.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2024-12-06 02:43:23,058 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:43:23,058 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1079.53ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 109.4MB in the beginning and 239.7MB in the end (delta: -130.2MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. [2024-12-06 02:43:23,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 925.44ms. Allocated memory was 343.9MB in the beginning and 1.0GB in the end (delta: 687.9MB). Free memory was 239.7MB in the beginning and 730.8MB in the end (delta: -491.2MB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. [2024-12-06 02:43:23,059 INFO L158 Benchmark]: Boogie Preprocessor took 1126.16ms. Allocated memory was 1.0GB in the beginning and 788.5MB in the end (delta: -243.3MB). Free memory was 730.8MB in the beginning and 395.0MB in the end (delta: 335.8MB). Peak memory consumption was 106.9MB. Max. memory is 16.1GB. [2024-12-06 02:43:23,059 INFO L158 Benchmark]: RCFGBuilder took 36983.91ms. Allocated memory was 788.5MB in the beginning and 1.7GB in the end (delta: 889.2MB). Free memory was 395.0MB in the beginning and 965.8MB in the end (delta: -570.8MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 02:43:23,060 INFO L158 Benchmark]: CodeCheck took 778206.46ms. Allocated memory was 1.7GB in the beginning and 4.9GB in the end (delta: 3.2GB). Free memory was 965.8MB in the beginning and 1.2GB in the end (delta: -266.6MB). Peak memory consumption was 3.0GB. Max. memory is 16.1GB. [2024-12-06 02:43:23,063 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1079.53ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 109.4MB in the beginning and 239.7MB in the end (delta: -130.2MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 925.44ms. Allocated memory was 343.9MB in the beginning and 1.0GB in the end (delta: 687.9MB). Free memory was 239.7MB in the beginning and 730.8MB in the end (delta: -491.2MB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1126.16ms. Allocated memory was 1.0GB in the beginning and 788.5MB in the end (delta: -243.3MB). Free memory was 730.8MB in the beginning and 395.0MB in the end (delta: 335.8MB). Peak memory consumption was 106.9MB. Max. memory is 16.1GB. * RCFGBuilder took 36983.91ms. Allocated memory was 788.5MB in the beginning and 1.7GB in the end (delta: 889.2MB). Free memory was 395.0MB in the beginning and 965.8MB in the end (delta: -570.8MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 778206.46ms. Allocated memory was 1.7GB in the beginning and 4.9GB in the end (delta: 3.2GB). Free memory was 965.8MB in the beginning and 1.2GB in the end (delta: -266.6MB). Peak memory consumption was 3.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:43:23,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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 9be9d1012889168cba5d083919dc9122ea972900b2157ef287ce4983c89c600b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:43:25,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:43:25,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:43:25,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:43:25,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:43:25,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:43:25,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:43:25,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:43:25,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:43:25,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:43:25,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:43:25,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:43:25,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:43:25,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:43:25,285 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:43:25,286 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:43:25,286 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:43:25,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:43:25,286 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:43:25,286 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:43:25,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:43:25,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:43:25,286 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:43:25,286 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:25,287 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:43:25,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:43:25,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:43:25,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:43:25,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:43:25,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:43:25,287 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:43:25,287 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:25,287 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:43:25,287 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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/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 -> 9be9d1012889168cba5d083919dc9122ea972900b2157ef287ce4983c89c600b [2024-12-06 02:43:25,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:43:25,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:43:25,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:43:25,542 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:43:25,543 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:43:25,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c [2024-12-06 02:43:28,280 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data/5aad366fd/b501b3af9d3b498ba2504c593c909f85/FLAGe64bd7fa6 [2024-12-06 02:43:28,618 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:43:28,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c [2024-12-06 02:43:28,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data/5aad366fd/b501b3af9d3b498ba2504c593c909f85/FLAGe64bd7fa6 [2024-12-06 02:43:28,825 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/data/5aad366fd/b501b3af9d3b498ba2504c593c909f85 [2024-12-06 02:43:28,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:43:28,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:43:28,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:43:28,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:43:28,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:43:28,832 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:43:28" (1/1) ... [2024-12-06 02:43:28,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60348b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:28, skipping insertion in model container [2024-12-06 02:43:28,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:43:28" (1/1) ... [2024-12-06 02:43:28,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:43:29,097 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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c[1245,1258] [2024-12-06 02:43:29,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:43:29,528 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:43:29,539 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_ee6bdff0-992a-4921-b2ba-30ba99e4680d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal39.c[1245,1258] [2024-12-06 02:43:29,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:43:29,845 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:43:29,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29 WrapperNode [2024-12-06 02:43:29,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:43:29,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:43:29,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:43:29,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:43:29,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:29,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,055 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4532 [2024-12-06 02:43:30,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:43:30,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:43:30,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:43:30,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:43:30,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,090 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,147 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:43:30,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:43:30,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:43:30,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:43:30,232 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:43:29" (1/1) ... [2024-12-06 02:43:30,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:43:30,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:43:30,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:43:30,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:43:30,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:43:30,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:43:30,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:43:30,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:43:30,902 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:43:30,903 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:43:41,863 INFO L? ?]: Removed 2834 outVars from TransFormulas that were not future-live. [2024-12-06 02:43:41,864 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:43:41,979 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:43:41,979 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:43:41,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:43:41 BoogieIcfgContainer [2024-12-06 02:43:41,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:43:41,981 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:43:41,981 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:43:41,989 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:43:41,989 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:43:41" (1/1) ... [2024-12-06 02:43:41,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:43:42,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:42,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:43:42,040 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:43:42,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:43:42,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:42,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:42,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:42,044 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:42,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6bdff0-992a-4921-b2ba-30ba99e4680d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:43:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:44,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported