./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 522ba65b9c957289201e9fc11bb69319aa1931fa43d092b0ea0a1190bb4c4dcc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:17:11,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:17:11,532 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:17:11,536 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:17:11,536 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:17:11,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:17:11,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:17:11,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:17:11,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:17:11,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:17:11,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:17:11,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:17:11,556 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:17:11,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:17:11,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:17:11,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:17:11,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:17:11,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:17:11,557 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:17:11,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:17:11,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:17:11,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:17:11,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:17:11,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:17:11,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:17:11,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:17:11,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:17:11,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:17:11,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:17:11,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:17:11,558 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_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 522ba65b9c957289201e9fc11bb69319aa1931fa43d092b0ea0a1190bb4c4dcc [2024-12-06 05:17:11,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:17:11,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:17:11,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:17:11,795 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:17:11,796 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:17:11,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c [2024-12-06 05:17:14,392 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data/d696eb0cc/ed4639ade77748128745459a1cd9f94b/FLAGa994f55cc [2024-12-06 05:17:14,822 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:17:14,823 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c [2024-12-06 05:17:14,853 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data/d696eb0cc/ed4639ade77748128745459a1cd9f94b/FLAGa994f55cc [2024-12-06 05:17:14,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data/d696eb0cc/ed4639ade77748128745459a1cd9f94b [2024-12-06 05:17:14,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:17:14,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:17:14,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:17:14,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:17:14,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:17:14,975 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:17:14" (1/1) ... [2024-12-06 05:17:14,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de75c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:14, skipping insertion in model container [2024-12-06 05:17:14,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:17:14" (1/1) ... [2024-12-06 05:17:15,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:17:15,278 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_c39e1f5f-1976-4b52-99db-ca85e770da43/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c[1245,1258] [2024-12-06 05:17:16,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:17:16,167 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:17:16,175 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_c39e1f5f-1976-4b52-99db-ca85e770da43/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c[1245,1258] [2024-12-06 05:17:16,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:17:17,000 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:17:17,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17 WrapperNode [2024-12-06 05:17:17,001 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:17:17,002 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:17:17,002 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:17:17,002 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:17:17,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:17,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:19,155 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36484 [2024-12-06 05:17:19,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:17:19,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:17:19,156 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:17:19,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:17:19,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:19,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:19,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:19,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:20,444 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:20,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:20,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:20,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:20,814 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:21,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:17:21,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:17:21,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:17:21,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:17:21,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:17:17" (1/1) ... [2024-12-06 05:17:21,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:17:21,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:17:21,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:17:21,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:17:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:17:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:17:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:17:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:17:22,825 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:17:22,827 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:18:24,489 INFO L? ?]: Removed 20141 outVars from TransFormulas that were not future-live. [2024-12-06 05:18:24,489 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:20:02,840 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:20:02,841 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:20:02,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:20:02 BoogieIcfgContainer [2024-12-06 05:20:02,841 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:20:02,842 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:20:02,842 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:20:02,848 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:20:02,848 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:20:02" (1/1) ... [2024-12-06 05:20:02,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:20:02,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:20:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:20:02,901 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:20:02,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:20:02,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:20:02,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:20:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:20:08,225 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:20:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:20:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:20:23,122 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:20:23,126 INFO L158 Benchmark]: Toolchain (without parser) took 188156.45ms. Allocated memory was 142.6MB in the beginning and 8.5GB in the end (delta: 8.3GB). Free memory was 99.5MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 3.2GB. Max. memory is 16.1GB. [2024-12-06 05:20:23,127 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 83.7MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:20:23,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2030.91ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 99.3MB in the beginning and 1.0GB in the end (delta: -942.0MB). Peak memory consumption was 323.5MB. Max. memory is 16.1GB. [2024-12-06 05:20:23,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 2153.49ms. Allocated memory was 1.3GB in the beginning and 3.8GB in the end (delta: 2.5GB). Free memory was 1.0GB in the beginning and 3.0GB in the end (delta: -1.9GB). Peak memory consumption was 626.2MB. Max. memory is 16.1GB. [2024-12-06 05:20:23,128 INFO L158 Benchmark]: Boogie Preprocessor took 2004.52ms. Allocated memory is still 3.8GB. Free memory was 3.0GB in the beginning and 2.7GB in the end (delta: 221.3MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. [2024-12-06 05:20:23,128 INFO L158 Benchmark]: RCFGBuilder took 161680.47ms. Allocated memory was 3.8GB in the beginning and 12.0GB in the end (delta: 8.2GB). Free memory was 2.7GB in the beginning and 8.9GB in the end (delta: -6.1GB). Peak memory consumption was 7.0GB. Max. memory is 16.1GB. [2024-12-06 05:20:23,128 INFO L158 Benchmark]: CodeCheck took 20283.34ms. Allocated memory was 12.0GB in the beginning and 8.5GB in the end (delta: -3.5GB). Free memory was 8.9GB in the beginning and 5.5GB in the end (delta: 3.3GB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. [2024-12-06 05:20:23,130 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 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 83.7MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2030.91ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 99.3MB in the beginning and 1.0GB in the end (delta: -942.0MB). Peak memory consumption was 323.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2153.49ms. Allocated memory was 1.3GB in the beginning and 3.8GB in the end (delta: 2.5GB). Free memory was 1.0GB in the beginning and 3.0GB in the end (delta: -1.9GB). Peak memory consumption was 626.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2004.52ms. Allocated memory is still 3.8GB. Free memory was 3.0GB in the beginning and 2.7GB in the end (delta: 221.3MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. * RCFGBuilder took 161680.47ms. Allocated memory was 3.8GB in the beginning and 12.0GB in the end (delta: 8.2GB). Free memory was 2.7GB in the beginning and 8.9GB in the end (delta: -6.1GB). Peak memory consumption was 7.0GB. Max. memory is 16.1GB. * CodeCheck took 20283.34ms. Allocated memory was 12.0GB in the beginning and 8.5GB in the end (delta: -3.5GB). Free memory was 8.9GB in the beginning and 5.5GB in the end (delta: 3.3GB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:20:23,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 522ba65b9c957289201e9fc11bb69319aa1931fa43d092b0ea0a1190bb4c4dcc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:20:25,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:20:25,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:20:25,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:20:25,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:20:25,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:20:25,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:20:25,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:20:25,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:20:25,553 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:20:25,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:20:25,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:20:25,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:20:25,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:20:25,554 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:20:25,554 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:20:25,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:20:25,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:20:25,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:20:25,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:20:25,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:20:25,555 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:20:25,555 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:20:25,555 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:20:25,555 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_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 522ba65b9c957289201e9fc11bb69319aa1931fa43d092b0ea0a1190bb4c4dcc [2024-12-06 05:20:25,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:20:25,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:20:25,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:20:25,807 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:20:25,807 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:20:25,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c [2024-12-06 05:20:28,472 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data/978020bc9/414345f890f642f292fe65a9de6563b4/FLAG67dbc136e [2024-12-06 05:20:28,915 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:20:28,916 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c [2024-12-06 05:20:28,952 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data/978020bc9/414345f890f642f292fe65a9de6563b4/FLAG67dbc136e [2024-12-06 05:20:29,019 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/data/978020bc9/414345f890f642f292fe65a9de6563b4 [2024-12-06 05:20:29,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:20:29,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:20:29,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:20:29,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:20:29,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:20:29,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:20:29" (1/1) ... [2024-12-06 05:20:29,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd670e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:29, skipping insertion in model container [2024-12-06 05:20:29,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:20:29" (1/1) ... [2024-12-06 05:20:29,124 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:20:29,345 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_c39e1f5f-1976-4b52-99db-ca85e770da43/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c[1245,1258] [2024-12-06 05:20:30,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:20:30,029 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:20:30,038 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_c39e1f5f-1976-4b52-99db-ca85e770da43/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal34.c[1245,1258] [2024-12-06 05:20:30,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:20:30,630 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:20:30,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30 WrapperNode [2024-12-06 05:20:30,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:20:30,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:20:30,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:20:30,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:20:30,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:30,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:30,943 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11390 [2024-12-06 05:20:30,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:20:30,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:20:30,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:20:30,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:20:30,949 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:30,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:30,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:30,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:31,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:31,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:31,207 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:31,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:31,257 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:31,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:20:31,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:20:31,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:20:31,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:20:31,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:20:30" (1/1) ... [2024-12-06 05:20:31,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:20:31,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:20:31,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:20:31,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:20:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:20:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:20:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:20:31,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:20:32,764 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:20:32,766 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:21:40,098 INFO L? ?]: Removed 515 outVars from TransFormulas that were not future-live. [2024-12-06 05:21:40,099 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:21:40,316 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:21:40,316 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:21:40,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:21:40 BoogieIcfgContainer [2024-12-06 05:21:40,317 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:21:40,318 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:21:40,318 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:21:40,327 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:21:40,327 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:21:40" (1/1) ... [2024-12-06 05:21:40,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:21:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:40,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:21:40,380 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:21:40,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:21:40,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:40,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:21:40,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:21:40,385 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:21:40,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:21:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:42,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:21:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:43,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:21:43,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:21:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:21:43,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:21:45,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:21:45,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:21:45,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:21:45,611 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:21:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:21:45,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:21:45,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:21:45,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:21:45,614 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:21:45,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:21:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:58,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:22:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:00,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 346 conjuncts are in the unsatisfiable core [2024-12-06 05:22:00,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:22:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:22:05,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:22:11,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:22:14,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:22:16,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:22:17,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:17,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 05:22:17,156 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 05:22:17,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:22:17,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:17,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:22:17,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:22:17,158 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:22:17,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39e1f5f-1976-4b52-99db-ca85e770da43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:22:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:49,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:22:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:52,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 1402 conjuncts, 314 conjuncts are in the unsatisfiable core [2024-12-06 05:22:53,054 INFO L279 TraceCheckSpWp]: Computing forward predicates...