./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c20fa7ee2748ddf62745476f72e25b73ff264efe3fce94893af23edefc785d10 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:37,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:37,314 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:20:37,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:20:37,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:20:37,365 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:37,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:37,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:37,368 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:37,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:37,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:37,369 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:37,369 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:20:37,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:37,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:37,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:37,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:37,370 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:37,370 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:37,370 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:37,370 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:37,370 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:37,370 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:37,371 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:37,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:37,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:37,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:37,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:37,371 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:20:37,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:20:37,372 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_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c20fa7ee2748ddf62745476f72e25b73ff264efe3fce94893af23edefc785d10 [2024-11-13 23:20:37,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:37,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:37,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:37,718 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:37,718 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:37,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 23:20:39,597 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:40,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:40,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c [2024-11-13 23:20:40,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/data/730708acd/456436aadb5e488a879ecacc2c4d1ce1/FLAG101495cec [2024-11-13 23:20:40,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/data/730708acd/456436aadb5e488a879ecacc2c4d1ce1 [2024-11-13 23:20:40,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:40,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:40,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:40,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:40,183 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:40,184 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37af8f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40, skipping insertion in model container [2024-11-13 23:20:40,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:40,535 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_6349fd92-f9bc-4870-a4ee-adc1e65538e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c[1176,1189] [2024-11-13 23:20:41,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:41,235 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:41,248 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_6349fd92-f9bc-4870-a4ee-adc1e65538e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c[1176,1189] [2024-11-13 23:20:41,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:41,638 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:41,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41 WrapperNode [2024-11-13 23:20:41,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:41,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:41,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:41,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:41,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:41,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:42,838 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9722 [2024-11-13 23:20:42,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:42,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:42,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:42,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:42,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:42,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:43,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:43,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:43,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:43,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:43,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:43,977 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:44,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:44,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:44,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:44,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:44,427 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:41" (1/1) ... [2024-11-13 23:20:44,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:44,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:44,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:44,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:44,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:44,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:20:44,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:44,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:45,316 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:45,318 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:21:00,869 INFO L? ?]: Removed 5379 outVars from TransFormulas that were not future-live. [2024-11-13 23:21:00,869 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:21:17,750 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:21:17,750 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:21:17,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:17 BoogieIcfgContainer [2024-11-13 23:21:17,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:21:17,752 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:21:17,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:21:17,762 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:21:17,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:17" (1/1) ... [2024-11-13 23:21:17,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:21:17,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:17,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:21:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:21:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:21:17,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:17,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:20,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:30,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:21:40,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:21:41,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:41,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 23:21:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 23:21:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:21:41,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:41,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:53,596 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:24:53,612 INFO L158 Benchmark]: Toolchain (without parser) took 253430.49ms. Allocated memory was 142.6MB in the beginning and 4.8GB in the end (delta: 4.7GB). Free memory was 114.9MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2024-11-13 23:24:53,613 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:24:53,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1462.81ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 63.5MB in the end (delta: 51.1MB). Peak memory consumption was 120.0MB. Max. memory is 16.1GB. [2024-11-13 23:24:53,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 1197.78ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 63.5MB in the beginning and 111.8MB in the end (delta: -48.4MB). Peak memory consumption was 189.3MB. Max. memory is 16.1GB. [2024-11-13 23:24:53,619 INFO L158 Benchmark]: Boogie Preprocessor took 1580.52ms. Allocated memory was 302.0MB in the beginning and 1.1GB in the end (delta: 830.5MB). Free memory was 111.8MB in the beginning and 890.3MB in the end (delta: -778.5MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. [2024-11-13 23:24:53,620 INFO L158 Benchmark]: RCFGBuilder took 33329.98ms. Allocated memory was 1.1GB in the beginning and 4.2GB in the end (delta: 3.1GB). Free memory was 890.3MB in the beginning and 3.4GB in the end (delta: -2.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-13 23:24:53,621 INFO L158 Benchmark]: CodeCheck took 215853.60ms. Allocated memory was 4.2GB in the beginning and 4.8GB in the end (delta: 645.9MB). Free memory was 3.4GB in the beginning and 2.3GB in the end (delta: 1.1GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-11-13 23:24:53,630 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 0.31ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1462.81ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 63.5MB in the end (delta: 51.1MB). Peak memory consumption was 120.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1197.78ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 63.5MB in the beginning and 111.8MB in the end (delta: -48.4MB). Peak memory consumption was 189.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1580.52ms. Allocated memory was 302.0MB in the beginning and 1.1GB in the end (delta: 830.5MB). Free memory was 111.8MB in the beginning and 890.3MB in the end (delta: -778.5MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. * RCFGBuilder took 33329.98ms. Allocated memory was 1.1GB in the beginning and 4.2GB in the end (delta: 3.1GB). Free memory was 890.3MB in the beginning and 3.4GB in the end (delta: -2.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 215853.60ms. Allocated memory was 4.2GB in the beginning and 4.8GB in the end (delta: 645.9MB). Free memory was 3.4GB in the beginning and 2.3GB in the end (delta: 1.1GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:24:53,868 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 23:24:53,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c20fa7ee2748ddf62745476f72e25b73ff264efe3fce94893af23edefc785d10 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:24:57,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:24:57,516 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:24:57,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:24:57,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:24:57,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:24:57,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:24:57,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:24:57,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:24:57,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:24:57,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:24:57,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:24:57,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:24:57,570 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:24:57,570 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:57,571 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:24:57,571 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:24:57,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:24:57,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:24:57,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:24:57,571 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:24:57,571 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:24:57,571 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:57,571 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:24:57,573 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_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c20fa7ee2748ddf62745476f72e25b73ff264efe3fce94893af23edefc785d10 [2024-11-13 23:24:57,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:24:57,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:24:57,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:24:57,990 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:24:57,991 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:24:57,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 23:25:00,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:00,699 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:00,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c [2024-11-13 23:25:00,732 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/data/cd2d6574b/d2e319311b294afc8d0063f7f9df8453/FLAGa1c546537 [2024-11-13 23:25:00,749 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/data/cd2d6574b/d2e319311b294afc8d0063f7f9df8453 [2024-11-13 23:25:00,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:00,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:00,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:00,754 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:00,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:00,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:00" (1/1) ... [2024-11-13 23:25:00,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ae6705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:00, skipping insertion in model container [2024-11-13 23:25:00,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:00" (1/1) ... [2024-11-13 23:25:00,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:01,089 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_6349fd92-f9bc-4870-a4ee-adc1e65538e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c[1176,1189] [2024-11-13 23:25:01,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:01,634 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:25:01,643 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_6349fd92-f9bc-4870-a4ee-adc1e65538e5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.5.prop1-func-interl.c[1176,1189] [2024-11-13 23:25:01,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:01,881 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:25:01,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01 WrapperNode [2024-11-13 23:25:01,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:01,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:01,884 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:25:01,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:25:01,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:01,964 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,098 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2990 [2024-11-13 23:25:02,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:02,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:25:02,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:25:02,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:25:02,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,222 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,261 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:25:02,262 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:25:02,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:25:02,266 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:25:02,267 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:01" (1/1) ... [2024-11-13 23:25:02,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:02,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:25:02,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:25:02,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:25:02,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:25:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:25:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:25:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:25:03,170 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:25:03,172 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:25:09,523 INFO L? ?]: Removed 105 outVars from TransFormulas that were not future-live. [2024-11-13 23:25:09,523 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:25:09,679 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:25:09,680 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:25:09,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:09 BoogieIcfgContainer [2024-11-13 23:25:09,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:25:09,682 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:25:09,682 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:25:09,695 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:25:09,696 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:09" (1/1) ... [2024-11-13 23:25:09,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:25:09,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:09,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:25:09,774 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:25:09,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:25:09,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:09,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:09,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:09,781 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:09,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:25:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:11,026 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:11,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:25:11,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:11,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:11,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:15,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:25:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:15,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:25:15,750 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:25:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:25:15,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:15,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:15,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:15,755 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:15,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6349fd92-f9bc-4870-a4ee-adc1e65538e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:25:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:18,531 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:19,342 INFO L255 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 23:25:19,379 INFO L278 TraceCheckSpWp]: Computing forward predicates...