./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2 --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 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:09,770 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:09,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:33:09,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:09,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:09,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:09,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:09,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:09,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:09,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:09,891 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:09,892 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:09,893 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:09,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:09,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:09,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:09,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:09,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:09,896 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:09,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:09,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:09,903 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:09,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:09,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:09,904 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:09,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:09,905 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:09,905 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:09,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:09,906 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:09,906 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 [2023-11-21 18:33:10,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:10,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:10,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:10,223 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:10,223 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:10,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2023-11-21 18:33:13,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:13,918 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:13,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2023-11-21 18:33:13,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/data/6c4675df5/a8fc944836fa4e5aa00eb20a2850240a/FLAG90455da71 [2023-11-21 18:33:13,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/data/6c4675df5/a8fc944836fa4e5aa00eb20a2850240a [2023-11-21 18:33:13,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:13,976 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:13,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:13,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:13,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:13,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:13" (1/1) ... [2023-11-21 18:33:13,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7ca0a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:13, skipping insertion in model container [2023-11-21 18:33:13,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:13" (1/1) ... [2023-11-21 18:33:14,049 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:14,280 WARN L240 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_731ab5d1-9aa6-4598-a866-c56870534779/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2023-11-21 18:33:14,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:14,736 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:14,752 WARN L240 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_731ab5d1-9aa6-4598-a866-c56870534779/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2023-11-21 18:33:15,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:15,108 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:15,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15 WrapperNode [2023-11-21 18:33:15,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:15,113 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:15,113 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:15,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:15,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,630 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3112 [2023-11-21 18:33:15,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:15,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:15,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:15,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:15,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,756 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:15,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:16,003 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:16,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:16,083 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:16,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:16,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:16,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:16,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:16,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:15" (1/1) ... [2023-11-21 18:33:16,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:16,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:16,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:16,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:16,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:16,684 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:16,686 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:19,734 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:26,505 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:26,505 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:33:26,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:26 BoogieIcfgContainer [2023-11-21 18:33:26,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:26,508 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:26,508 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:26,519 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:26,519 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:26" (1/1) ... [2023-11-21 18:33:26,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:26,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-21 18:33:26,597 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-21 18:33:26,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:33:26,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:32,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:33:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-21 18:33:46,073 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:488) 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) [2023-11-21 18:33:46,077 INFO L158 Benchmark]: Toolchain (without parser) took 32100.34ms. Allocated memory was 136.3MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 102.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 153.6MB. Max. memory is 16.1GB. [2023-11-21 18:33:46,078 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 136.3MB. Free memory was 83.0MB in the beginning and 82.8MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:46,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1131.91ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 102.4MB in the beginning and 127.7MB in the end (delta: -25.3MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2023-11-21 18:33:46,080 INFO L158 Benchmark]: Boogie Procedure Inliner took 518.39ms. Allocated memory is still 172.0MB. Free memory was 127.7MB in the beginning and 95.0MB in the end (delta: 32.7MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2023-11-21 18:33:46,081 INFO L158 Benchmark]: Boogie Preprocessor took 541.98ms. Allocated memory is still 172.0MB. Free memory was 95.0MB in the beginning and 79.0MB in the end (delta: 16.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-21 18:33:46,082 INFO L158 Benchmark]: RCFGBuilder took 10332.17ms. Allocated memory was 172.0MB in the beginning and 654.3MB in the end (delta: 482.3MB). Free memory was 79.0MB in the beginning and 275.2MB in the end (delta: -196.2MB). Peak memory consumption was 420.3MB. Max. memory is 16.1GB. [2023-11-21 18:33:46,083 INFO L158 Benchmark]: CodeCheck took 19567.95ms. Allocated memory was 654.3MB in the beginning and 1.3GB in the end (delta: 687.9MB). Free memory was 275.2MB in the beginning and 1.2GB in the end (delta: -881.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:46,087 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:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 136.3MB. Free memory was 83.0MB in the beginning and 82.8MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1131.91ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 102.4MB in the beginning and 127.7MB in the end (delta: -25.3MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 518.39ms. Allocated memory is still 172.0MB. Free memory was 127.7MB in the beginning and 95.0MB in the end (delta: 32.7MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 541.98ms. Allocated memory is still 172.0MB. Free memory was 95.0MB in the beginning and 79.0MB in the end (delta: 16.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10332.17ms. Allocated memory was 172.0MB in the beginning and 654.3MB in the end (delta: 482.3MB). Free memory was 79.0MB in the beginning and 275.2MB in the end (delta: -196.2MB). Peak memory consumption was 420.3MB. Max. memory is 16.1GB. * CodeCheck took 19567.95ms. Allocated memory was 654.3MB in the beginning and 1.3GB in the end (delta: 687.9MB). Free memory was 275.2MB in the beginning and 1.2GB in the end (delta: -881.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:33:46,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2 --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 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:48,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:49,002 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-21 18:33:49,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:49,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:49,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:49,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:49,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:49,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:49,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:49,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:49,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:49,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:49,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:49,072 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:33:49,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:33:49,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:33:49,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:49,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:49,075 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:49,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:49,076 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:49,077 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:49,077 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:49,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:49,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:49,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:49,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:49,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:49,080 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:33:49,081 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:49,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:49,082 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:33:49,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:49,083 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 [2023-11-21 18:33:49,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:49,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:49,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:49,537 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:49,538 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:49,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2023-11-21 18:33:52,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:53,096 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:53,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2023-11-21 18:33:53,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/data/bc80fc63a/132f7ddac1e04fa7864ee34ca6c64e11/FLAG208677c44 [2023-11-21 18:33:53,154 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/data/bc80fc63a/132f7ddac1e04fa7864ee34ca6c64e11 [2023-11-21 18:33:53,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:53,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:53,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:53,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:53,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:53,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:53" (1/1) ... [2023-11-21 18:33:53,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e8df5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:53, skipping insertion in model container [2023-11-21 18:33:53,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:53" (1/1) ... [2023-11-21 18:33:53,237 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:53,462 WARN L240 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_731ab5d1-9aa6-4598-a866-c56870534779/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2023-11-21 18:33:53,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:53,836 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:53,849 WARN L240 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_731ab5d1-9aa6-4598-a866-c56870534779/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2023-11-21 18:33:54,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:54,022 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:54,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54 WrapperNode [2023-11-21 18:33:54,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:54,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:54,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:54,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:54,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,221 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1328 [2023-11-21 18:33:54,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:54,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:54,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:54,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:54,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:54,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:54,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:54,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:54,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:54" (1/1) ... [2023-11-21 18:33:54,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:54,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:54,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:54,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:33:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:54,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:54,812 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:54,815 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:56,670 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:56,794 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:56,794 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:33:56,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:56 BoogieIcfgContainer [2023-11-21 18:33:56,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:56,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:56,798 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:56,808 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:56,809 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:56" (1/1) ... [2023-11-21 18:33:56,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:56,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-21 18:33:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-21 18:33:56,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:33:56,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:56,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:56,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:33:56,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:33:56,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:33:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:57,649 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:33:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:57,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-21 18:33:57,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:58,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:58,548 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:33:58,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731ab5d1-9aa6-4598-a866-c56870534779/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0