./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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 b4be848523d614f5ede3df5115793c0d62f59e53ad11eb6f8fd2ffeb78966ca5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:47:16,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:47:16,391 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:47:16,395 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:47:16,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:47:16,414 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:47:16,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:47:16,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:47:16,415 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:47:16,415 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:47:16,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:47:16,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:47:16,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:47:16,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:47:16,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:47:16,416 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:47:16,416 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:47:16,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:47:16,416 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:47:16,416 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:47:16,417 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:47:16,417 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:47:16,417 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:47:16,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:47:16,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:47:16,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:47:16,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:47:16,417 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:47:16,417 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:47:16,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:47:16,418 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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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 -> b4be848523d614f5ede3df5115793c0d62f59e53ad11eb6f8fd2ffeb78966ca5 [2024-12-06 00:47:16,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:47:16,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:47:16,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:47:16,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:47:16,628 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:47:16,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c [2024-12-06 00:47:19,259 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data/ddeeeb756/ee4ab0313b4b4696bc094803c4e46e86/FLAG79372de11 [2024-12-06 00:47:19,795 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:47:19,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c [2024-12-06 00:47:19,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data/ddeeeb756/ee4ab0313b4b4696bc094803c4e46e86/FLAG79372de11 [2024-12-06 00:47:19,853 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data/ddeeeb756/ee4ab0313b4b4696bc094803c4e46e86 [2024-12-06 00:47:19,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:47:19,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:47:19,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:47:19,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:47:19,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:47:19,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:47:19" (1/1) ... [2024-12-06 00:47:19,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb36810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:19, skipping insertion in model container [2024-12-06 00:47:19,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:47:19" (1/1) ... [2024-12-06 00:47:19,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:47:20,188 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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c[1246,1259] [2024-12-06 00:47:21,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:47:21,159 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:47:21,167 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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c[1246,1259] [2024-12-06 00:47:21,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:47:21,894 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:47:21,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21 WrapperNode [2024-12-06 00:47:21,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:47:21,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:47:21,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:47:21,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:47:21,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:22,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:24,417 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39738 [2024-12-06 00:47:24,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:47:24,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:47:24,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:47:24,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:47:24,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:24,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:25,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:25,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:25,683 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:25,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:25,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:25,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:26,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:26,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:47:26,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:47:26,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:47:26,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:47:26,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:47:21" (1/1) ... [2024-12-06 00:47:26,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:47:26,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:47:26,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:47:26,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:47:26,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:47:26,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:47:26,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:47:26,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:47:28,197 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:47:28,198 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:48:54,729 INFO L? ?]: Removed 22077 outVars from TransFormulas that were not future-live. [2024-12-06 00:48:54,729 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:50:33,499 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:50:33,499 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:50:33,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:50:33 BoogieIcfgContainer [2024-12-06 00:50:33,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:50:33,500 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:50:33,500 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:50:33,509 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:50:33,509 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:50:33" (1/1) ... [2024-12-06 00:50:33,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:50:33,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:50:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:50:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:50:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:50:33,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:50:33,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:50:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:50:52,506 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:51:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:51:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:51:19,908 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:51:19,912 INFO L158 Benchmark]: Toolchain (without parser) took 240054.74ms. Allocated memory was 142.6MB in the beginning and 9.4GB in the end (delta: 9.3GB). Free memory was 96.1MB in the beginning and 4.2GB in the end (delta: -4.1GB). Peak memory consumption was 5.2GB. Max. memory is 16.1GB. [2024-12-06 00:51:19,912 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:51:19,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2038.49ms. Allocated memory was 142.6MB in the beginning and 746.6MB in the end (delta: 604.0MB). Free memory was 95.8MB in the beginning and 501.3MB in the end (delta: -405.5MB). Peak memory consumption was 263.3MB. Max. memory is 16.1GB. [2024-12-06 00:51:19,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 2521.52ms. Allocated memory was 746.6MB in the beginning and 2.1GB in the end (delta: 1.4GB). Free memory was 501.3MB in the beginning and 1.3GB in the end (delta: -828.9MB). Peak memory consumption was 712.7MB. Max. memory is 16.1GB. [2024-12-06 00:51:19,915 INFO L158 Benchmark]: Boogie Preprocessor took 2169.49ms. Allocated memory was 2.1GB in the beginning and 6.1GB in the end (delta: 4.0GB). Free memory was 1.3GB in the beginning and 5.1GB in the end (delta: -3.7GB). Peak memory consumption was 330.9MB. Max. memory is 16.1GB. [2024-12-06 00:51:19,916 INFO L158 Benchmark]: RCFGBuilder took 186909.97ms. Allocated memory was 6.1GB in the beginning and 9.4GB in the end (delta: 3.3GB). Free memory was 5.1GB in the beginning and 6.2GB in the end (delta: -1.2GB). Peak memory consumption was 5.4GB. Max. memory is 16.1GB. [2024-12-06 00:51:19,917 INFO L158 Benchmark]: CodeCheck took 46410.31ms. Allocated memory is still 9.4GB. Free memory was 6.2GB in the beginning and 4.2GB in the end (delta: 2.1GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-12-06 00:51:19,920 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 0.25ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2038.49ms. Allocated memory was 142.6MB in the beginning and 746.6MB in the end (delta: 604.0MB). Free memory was 95.8MB in the beginning and 501.3MB in the end (delta: -405.5MB). Peak memory consumption was 263.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2521.52ms. Allocated memory was 746.6MB in the beginning and 2.1GB in the end (delta: 1.4GB). Free memory was 501.3MB in the beginning and 1.3GB in the end (delta: -828.9MB). Peak memory consumption was 712.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2169.49ms. Allocated memory was 2.1GB in the beginning and 6.1GB in the end (delta: 4.0GB). Free memory was 1.3GB in the beginning and 5.1GB in the end (delta: -3.7GB). Peak memory consumption was 330.9MB. Max. memory is 16.1GB. * RCFGBuilder took 186909.97ms. Allocated memory was 6.1GB in the beginning and 9.4GB in the end (delta: 3.3GB). Free memory was 5.1GB in the beginning and 6.2GB in the end (delta: -1.2GB). Peak memory consumption was 5.4GB. Max. memory is 16.1GB. * CodeCheck took 46410.31ms. Allocated memory is still 9.4GB. Free memory was 6.2GB in the beginning and 4.2GB in the end (delta: 2.1GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:51:19,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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 b4be848523d614f5ede3df5115793c0d62f59e53ad11eb6f8fd2ffeb78966ca5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:51:22,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:51:22,866 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:51:22,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:51:22,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:51:22,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:51:22,896 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:51:22,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:51:22,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:51:22,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:51:22,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:51:22,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:51:22,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:51:22,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:51:22,897 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:51:22,897 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:51:22,897 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:51:22,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:51:22,897 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:51:22,897 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:51:22,897 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:51:22,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:51:22,898 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:51:22,898 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:51:22,898 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:51:22,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:51:22,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:51:22,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:51:22,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:51:22,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:51:22,898 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:51:22,899 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:51:22,899 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:51:22,899 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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/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 -> b4be848523d614f5ede3df5115793c0d62f59e53ad11eb6f8fd2ffeb78966ca5 [2024-12-06 00:51:23,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:51:23,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:51:23,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:51:23,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:51:23,187 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:51:23,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c [2024-12-06 00:51:25,991 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data/fb8563e78/0d022e1453164b38b8f66f2f1a3209c7/FLAG610c73775 [2024-12-06 00:51:26,513 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:51:26,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c [2024-12-06 00:51:26,578 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data/fb8563e78/0d022e1453164b38b8f66f2f1a3209c7/FLAG610c73775 [2024-12-06 00:51:26,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/data/fb8563e78/0d022e1453164b38b8f66f2f1a3209c7 [2024-12-06 00:51:26,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:51:26,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:51:26,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:51:26,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:51:26,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:51:26,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:51:26" (1/1) ... [2024-12-06 00:51:26,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ba8f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:26, skipping insertion in model container [2024-12-06 00:51:26,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:51:26" (1/1) ... [2024-12-06 00:51:26,777 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:51:27,063 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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c[1246,1259] [2024-12-06 00:51:28,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:51:28,091 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:51:28,103 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_fa67bbfc-e2b0-494b-b511-af2d094b98eb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal173.c[1246,1259] [2024-12-06 00:51:28,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:51:28,858 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:51:28,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28 WrapperNode [2024-12-06 00:51:28,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:51:28,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:51:28,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:51:28,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:51:28,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:28,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,299 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12762 [2024-12-06 00:51:29,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:51:29,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:51:29,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:51:29,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:51:29,307 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,853 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:51:29,854 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:51:29,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:51:29,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:51:29,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:28" (1/1) ... [2024-12-06 00:51:29,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:51:29,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:51:29,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:51:29,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:51:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:51:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:51:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:51:29,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:51:31,459 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:51:31,461 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:52:57,890 INFO L? ?]: Removed 1360 outVars from TransFormulas that were not future-live. [2024-12-06 00:52:57,891 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:52:58,176 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:52:58,176 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:52:58,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:52:58 BoogieIcfgContainer [2024-12-06 00:52:58,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:52:58,178 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:52:58,178 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:52:58,188 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:52:58,188 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:52:58" (1/1) ... [2024-12-06 00:52:58,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:52:58,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:52:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:52:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:52:58,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:58,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:58,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:58,250 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:58,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:53:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:02,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:03,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 1426 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 00:53:03,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:03,177 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 00:53:03,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:53:08,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.40s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:53:09,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:53:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:11,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 00:53:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 00:53:11,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:53:11,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:11,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:11,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:11,037 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:11,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:53:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:21,249 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:24,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 2667 conjuncts, 412 conjuncts are in the unsatisfiable core [2024-12-06 00:53:24,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:17,500 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 00:54:17,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:54:20,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:54:22,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:54:28,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:54:32,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:54:35,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:54:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 00:54:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 00:54:36,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:54:36,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:36,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:36,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:36,739 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:36,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa67bbfc-e2b0-494b-b511-af2d094b98eb/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:55:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:14,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:19,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 3908 conjuncts, 370 conjuncts are in the unsatisfiable core [2024-12-06 00:55:19,348 INFO L279 TraceCheckSpWp]: Computing forward predicates...