./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.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_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/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_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/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_15c20a03-0427-49b8-bc52-57f5a0c4428b/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 4d887e46d9e1781030c0b6aae8069b6bddec306ee6a48cba2aa303ff66f408ca --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:06:04,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:06:04,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:06:04,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:06:04,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:06:04,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:06:04,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:06:04,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:06:04,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:06:04,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:06:04,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:06:04,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:06:04,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:06:04,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:06:04,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:06:04,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:06:04,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:06:04,890 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:06:04,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:06:04,891 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:06:04,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:06:04,891 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:06:04,891 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:06:04,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:06:04,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:04,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:06:04,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:06:04,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:06:04,893 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:06:04,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:06:04,893 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_15c20a03-0427-49b8-bc52-57f5a0c4428b/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 -> 4d887e46d9e1781030c0b6aae8069b6bddec306ee6a48cba2aa303ff66f408ca [2024-11-13 21:06:05,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:06:05,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:06:05,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:06:05,293 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:06:05,294 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:06:05,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c Unable to find full path for "g++" [2024-11-13 21:06:07,666 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:06:08,184 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:06:08,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c [2024-11-13 21:06:08,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/data/0084866ee/906ce288e9a6484caa9e933ceb4bde31/FLAG053035386 [2024-11-13 21:06:08,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/data/0084866ee/906ce288e9a6484caa9e933ceb4bde31 [2024-11-13 21:06:08,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:06:08,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:06:08,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:08,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:06:08,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:06:08,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:08" (1/1) ... [2024-11-13 21:06:08,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b68aae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:08, skipping insertion in model container [2024-11-13 21:06:08,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:08" (1/1) ... [2024-11-13 21:06:08,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:06:08,552 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_15c20a03-0427-49b8-bc52-57f5a0c4428b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c[1279,1292] [2024-11-13 21:06:08,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:08,934 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:06:08,953 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_15c20a03-0427-49b8-bc52-57f5a0c4428b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c[1279,1292] [2024-11-13 21:06:09,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:09,141 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:06:09,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09 WrapperNode [2024-11-13 21:06:09,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:09,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:09,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:06:09,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:06:09,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,429 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1382 [2024-11-13 21:06:09,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:09,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:06:09,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:06:09,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:06:09,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:06:09,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:06:09,744 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:06:09,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:06:09,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:09" (1/1) ... [2024-11-13 21:06:09,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:09,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:06:09,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:06:09,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:06:09,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:06:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:06:09,840 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:06:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:06:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:06:09,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:06:10,224 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:06:10,227 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:06:13,116 INFO L? ?]: Removed 754 outVars from TransFormulas that were not future-live. [2024-11-13 21:06:13,116 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:06:15,189 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:06:15,190 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:06:15,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:15 BoogieIcfgContainer [2024-11-13 21:06:15,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:06:15,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:06:15,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:06:15,201 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:06:15,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:15" (1/1) ... [2024-11-13 21:06:15,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:06:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 21:06:15,261 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 21:06:15,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:06:15,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:15,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:18,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:06:19,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-13 21:06:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 21:06:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:06:19,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:19,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:06:24,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:06:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:06:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:06:38,254 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 21:06:38,265 INFO L158 Benchmark]: Toolchain (without parser) took 30041.82ms. Allocated memory was 142.6MB in the beginning and 771.8MB in the end (delta: 629.1MB). Free memory was 98.9MB in the beginning and 299.6MB in the end (delta: -200.7MB). Peak memory consumption was 428.1MB. Max. memory is 16.1GB. [2024-11-13 21:06:38,265 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 167.8MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:06:38,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 918.23ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 69.5MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:06:38,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 285.73ms. Allocated memory is still 142.6MB. Free memory was 69.1MB in the beginning and 37.3MB in the end (delta: 31.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:06:38,273 INFO L158 Benchmark]: Boogie Preprocessor took 312.34ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 37.3MB in the beginning and 86.6MB in the end (delta: -49.3MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2024-11-13 21:06:38,273 INFO L158 Benchmark]: RCFGBuilder took 5447.01ms. Allocated memory was 151.0MB in the beginning and 377.5MB in the end (delta: 226.5MB). Free memory was 86.6MB in the beginning and 217.8MB in the end (delta: -131.3MB). Peak memory consumption was 238.7MB. Max. memory is 16.1GB. [2024-11-13 21:06:38,281 INFO L158 Benchmark]: CodeCheck took 23072.62ms. Allocated memory was 377.5MB in the beginning and 771.8MB in the end (delta: 394.3MB). Free memory was 217.8MB in the beginning and 299.6MB in the end (delta: -81.8MB). Peak memory consumption was 315.1MB. Max. memory is 16.1GB. [2024-11-13 21:06:38,283 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 0.59ms. Allocated memory is still 167.8MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 918.23ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 69.5MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 285.73ms. Allocated memory is still 142.6MB. Free memory was 69.1MB in the beginning and 37.3MB in the end (delta: 31.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 312.34ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 37.3MB in the beginning and 86.6MB in the end (delta: -49.3MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. * RCFGBuilder took 5447.01ms. Allocated memory was 151.0MB in the beginning and 377.5MB in the end (delta: 226.5MB). Free memory was 86.6MB in the beginning and 217.8MB in the end (delta: -131.3MB). Peak memory consumption was 238.7MB. Max. memory is 16.1GB. * CodeCheck took 23072.62ms. Allocated memory was 377.5MB in the beginning and 771.8MB in the end (delta: 394.3MB). Free memory was 217.8MB in the beginning and 299.6MB in the end (delta: -81.8MB). Peak memory consumption was 315.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:06:38,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/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_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/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_15c20a03-0427-49b8-bc52-57f5a0c4428b/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 4d887e46d9e1781030c0b6aae8069b6bddec306ee6a48cba2aa303ff66f408ca --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:06:40,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:06:41,086 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:06:41,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:06:41,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:06:41,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:06:41,132 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:06:41,132 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:06:41,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:06:41,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:06:41,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:06:41,135 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:06:41,135 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:06:41,136 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:06:41,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:06:41,136 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:41,136 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:06:41,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:06:41,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:41,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:06:41,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:06:41,136 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:06:41,136 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:06:41,137 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:41,137 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:06:41,137 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_15c20a03-0427-49b8-bc52-57f5a0c4428b/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 -> 4d887e46d9e1781030c0b6aae8069b6bddec306ee6a48cba2aa303ff66f408ca [2024-11-13 21:06:41,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:06:41,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:06:41,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:06:41,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:06:41,501 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:06:41,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c Unable to find full path for "g++" [2024-11-13 21:06:43,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:06:44,030 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:06:44,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c [2024-11-13 21:06:44,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/data/731989f63/0703fac4722a4e878c642abfe4025e8b/FLAGea623e0fd [2024-11-13 21:06:44,061 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/data/731989f63/0703fac4722a4e878c642abfe4025e8b [2024-11-13 21:06:44,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:06:44,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:06:44,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:44,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:06:44,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:06:44,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28bed83f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44, skipping insertion in model container [2024-11-13 21:06:44,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:06:44,319 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_15c20a03-0427-49b8-bc52-57f5a0c4428b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c[1279,1292] [2024-11-13 21:06:44,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:44,604 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:06:44,625 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_15c20a03-0427-49b8-bc52-57f5a0c4428b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d8_e0.c[1279,1292] [2024-11-13 21:06:44,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:44,777 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:06:44,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44 WrapperNode [2024-11-13 21:06:44,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:44,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:44,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:06:44,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:06:44,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,866 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 638 [2024-11-13 21:06:44,867 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:44,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:06:44,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:06:44,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:06:44,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,913 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,917 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:06:44,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:06:44,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:06:44,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:06:44,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:44" (1/1) ... [2024-11-13 21:06:44,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:44,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:06:44,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:06:44,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:06:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:06:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:06:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:06:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:06:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:06:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:06:45,270 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:06:45,273 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:06:46,026 INFO L? ?]: Removed 198 outVars from TransFormulas that were not future-live. [2024-11-13 21:06:46,027 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:06:46,084 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:06:46,084 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:06:46,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:46 BoogieIcfgContainer [2024-11-13 21:06:46,085 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:06:46,085 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:06:46,085 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:06:46,099 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:06:46,099 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:46" (1/1) ... [2024-11-13 21:06:46,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:06:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:46,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 21:06:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 21:06:46,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:06:46,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:46,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:46,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:46,181 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:46,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:06:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:46,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:46,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:06:46,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:06:47,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:06:47,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 21:06:47,680 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 21:06:47,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:06:47,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:47,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:47,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:47,683 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:47,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:06:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:48,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:48,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 21:06:48,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 21:06:49,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:06:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-13 21:06:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-13 21:06:52,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:06:52,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:52,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:52,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:52,051 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:52,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:06:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:53,336 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:53,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 121 conjuncts are in the unsatisfiable core [2024-11-13 21:06:53,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:02,445 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 8 proven. 35 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-13 21:07:02,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:07:15,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:15,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 100 transitions. [2024-11-13 21:07:15,084 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 100 transitions. [2024-11-13 21:07:15,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 21:07:15,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:15,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:15,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:15,089 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:15,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:07:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:16,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:17,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 190 conjuncts are in the unsatisfiable core [2024-11-13 21:07:17,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:48,673 WARN L286 SmtUtils]: Spent 56.79s on a formula simplification. DAG size of input: 365 DAG size of output: 305 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:09:28,399 WARN L286 SmtUtils]: Spent 36.82s on a formula simplification that was a NOOP. DAG size: 315 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:10:08,578 WARN L286 SmtUtils]: Spent 37.32s on a formula simplification that was a NOOP. DAG size: 308 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:10:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 11 proven. 72 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-13 21:10:14,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:11:51,825 WARN L286 SmtUtils]: Spent 28.92s on a formula simplification. DAG size of input: 399 DAG size of output: 377 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:12:35,787 WARN L286 SmtUtils]: Spent 31.14s on a formula simplification that was a NOOP. DAG size: 306 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:12:51,422 WARN L286 SmtUtils]: Spent 14.79s on a formula simplification. DAG size of input: 401 DAG size of output: 397 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:13:51,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:14:26,890 WARN L286 SmtUtils]: Spent 10.75s on a formula simplification. DAG size of input: 420 DAG size of output: 387 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:14:52,123 WARN L286 SmtUtils]: Spent 19.24s on a formula simplification. DAG size of input: 422 DAG size of output: 418 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:15:17,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:16:21,493 WARN L286 SmtUtils]: Spent 42.54s on a formula simplification that was a NOOP. DAG size: 419 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:16:31,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:17:15,344 WARN L286 SmtUtils]: Spent 10.78s on a formula simplification. DAG size of input: 402 DAG size of output: 380 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:17:26,779 WARN L286 SmtUtils]: Spent 7.60s on a formula simplification that was a NOOP. DAG size: 309 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:17:46,774 WARN L286 SmtUtils]: Spent 18.93s on a formula simplification. DAG size of input: 404 DAG size of output: 400 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:18:36,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:18:46,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:18:58,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:19:08,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:19:18,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:19:28,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:19:30,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:19:40,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:19:50,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:20:00,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:20:10,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:20:22,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:20:32,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:20:32,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 91 states and 180 transitions. [2024-11-13 21:20:32,062 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 180 transitions. [2024-11-13 21:20:32,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 21:20:32,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:32,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:32,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:32,069 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:32,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15c20a03-0427-49b8-bc52-57f5a0c4428b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:20:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:33,942 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:34,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 208 conjuncts are in the unsatisfiable core [2024-11-13 21:20:34,439 INFO L278 TraceCheckSpWp]: Computing forward predicates...