./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk --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 892a8506f942e825df8a32caf9cdaec45fd7cb5b4dbda5bc8acf67b64cc58b84 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:00:52,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:00:52,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 01:00:52,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:00:52,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:00:52,810 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:00:52,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:00:52,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:00:52,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:00:52,815 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:00:52,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:00:52,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:00:52,817 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:00:52,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:00:52,818 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:00:52,819 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:00:52,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:00:52,823 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:00:52,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:00:52,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:00:52,825 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:00:52,826 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:00:52,826 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:00:52,830 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:00:52,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:00:52,831 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:00:52,831 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:00:52,831 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:00:52,832 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:00:52,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:00:52,832 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 892a8506f942e825df8a32caf9cdaec45fd7cb5b4dbda5bc8acf67b64cc58b84 [2024-11-09 01:00:53,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:00:53,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:00:53,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:00:53,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:00:53,236 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:00:53,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c Unable to find full path for "g++" [2024-11-09 01:00:55,789 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:00:56,116 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:00:56,120 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c [2024-11-09 01:00:56,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/data/5d195dcf4/491cec20792e4e2dbd470437bc323f4d/FLAG2f91b916b [2024-11-09 01:00:56,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/data/5d195dcf4/491cec20792e4e2dbd470437bc323f4d [2024-11-09 01:00:56,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:00:56,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:00:56,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:00:56,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:00:56,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:00:56,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:00:56" (1/1) ... [2024-11-09 01:00:56,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44707f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:56, skipping insertion in model container [2024-11-09 01:00:56,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:00:56" (1/1) ... [2024-11-09 01:00:56,261 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:00:56,557 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_0a9244f9-6280-4561-bb93-fc9e5f578a46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c[1278,1291] [2024-11-09 01:00:56,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:00:56,890 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:00:56,911 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_0a9244f9-6280-4561-bb93-fc9e5f578a46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c[1278,1291] [2024-11-09 01:00:57,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:00:57,071 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:00:57,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57 WrapperNode [2024-11-09 01:00:57,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:00:57,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:00:57,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:00:57,074 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:00:57,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,130 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,447 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1384 [2024-11-09 01:00:57,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:00:57,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:00:57,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:00:57,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:00:57,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:00:57,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:00:57,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:00:57,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:00:57,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:57" (1/1) ... [2024-11-09 01:00:57,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:00:57,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:00:57,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:00:57,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:00:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:00:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:00:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:00:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:00:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:00:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:00:58,029 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:00:58,032 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:01:00,406 INFO L? ?]: Removed 754 outVars from TransFormulas that were not future-live. [2024-11-09 01:01:00,406 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:01:02,993 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:01:02,994 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:01:02,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:02 BoogieIcfgContainer [2024-11-09 01:01:02,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:01:02,996 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:01:02,996 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:01:03,010 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:01:03,011 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:02" (1/1) ... [2024-11-09 01:01:03,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:01:03,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:03,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 01:01:03,112 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 01:01:03,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 01:01:03,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:03,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:01:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:07,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:01:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-09 01:01:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-09 01:01:08,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:01:08,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:08,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:01:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:01:20,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:01:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:01:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:01:35,818 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) [2024-11-09 01:01:35,827 INFO L158 Benchmark]: Toolchain (without parser) took 39653.05ms. Allocated memory was 134.2MB in the beginning and 796.9MB in the end (delta: 662.7MB). Free memory was 98.5MB in the beginning and 331.1MB in the end (delta: -232.6MB). Peak memory consumption was 430.9MB. Max. memory is 16.1GB. [2024-11-09 01:01:35,827 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 134.2MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:01:35,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 897.48ms. Allocated memory is still 134.2MB. Free memory was 98.1MB in the beginning and 65.7MB in the end (delta: 32.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-09 01:01:35,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 374.26ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 65.7MB in the beginning and 125.4MB in the end (delta: -59.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-09 01:01:35,830 INFO L158 Benchmark]: Boogie Preprocessor took 212.70ms. Allocated memory is still 182.5MB. Free memory was 125.4MB in the beginning and 113.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 01:01:35,834 INFO L158 Benchmark]: RCFGBuilder took 5331.95ms. Allocated memory was 182.5MB in the beginning and 243.3MB in the end (delta: 60.8MB). Free memory was 113.8MB in the beginning and 96.6MB in the end (delta: 17.2MB). Peak memory consumption was 128.2MB. Max. memory is 16.1GB. [2024-11-09 01:01:35,836 INFO L158 Benchmark]: CodeCheck took 32829.38ms. Allocated memory was 243.3MB in the beginning and 796.9MB in the end (delta: 553.6MB). Free memory was 96.6MB in the beginning and 331.1MB in the end (delta: -234.5MB). Peak memory consumption was 318.1MB. Max. memory is 16.1GB. [2024-11-09 01:01:35,840 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 0.46ms. Allocated memory is still 134.2MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 897.48ms. Allocated memory is still 134.2MB. Free memory was 98.1MB in the beginning and 65.7MB in the end (delta: 32.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 374.26ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 65.7MB in the beginning and 125.4MB in the end (delta: -59.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 212.70ms. Allocated memory is still 182.5MB. Free memory was 125.4MB in the beginning and 113.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 5331.95ms. Allocated memory was 182.5MB in the beginning and 243.3MB in the end (delta: 60.8MB). Free memory was 113.8MB in the beginning and 96.6MB in the end (delta: 17.2MB). Peak memory consumption was 128.2MB. Max. memory is 16.1GB. * CodeCheck took 32829.38ms. Allocated memory was 243.3MB in the beginning and 796.9MB in the end (delta: 553.6MB). Free memory was 96.6MB in the beginning and 331.1MB in the end (delta: -234.5MB). Peak memory consumption was 318.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 01:01:35,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk --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 892a8506f942e825df8a32caf9cdaec45fd7cb5b4dbda5bc8acf67b64cc58b84 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:01:38,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:01:38,864 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 01:01:38,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:01:38,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:01:38,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:01:38,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:01:38,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:01:38,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:01:38,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:01:38,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:01:38,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:01:38,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:01:38,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:01:38,930 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:01:38,931 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:01:38,931 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:01:38,932 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:01:38,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:01:38,932 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:01:38,933 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:01:38,934 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:01:38,934 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:01:38,935 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:38,935 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:01:38,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:01:38,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:01:38,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:01:38,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:01:38,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:01:38,938 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:01:38,938 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:38,938 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:01:38,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 892a8506f942e825df8a32caf9cdaec45fd7cb5b4dbda5bc8acf67b64cc58b84 [2024-11-09 01:01:39,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:01:39,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:01:39,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:01:39,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:01:39,505 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:01:39,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c Unable to find full path for "g++" [2024-11-09 01:01:42,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:01:42,473 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:01:42,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c [2024-11-09 01:01:42,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/data/e16edbe90/f6fb27b2859842a697512eca19530123/FLAG5d62904b1 [2024-11-09 01:01:42,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/data/e16edbe90/f6fb27b2859842a697512eca19530123 [2024-11-09 01:01:42,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:01:42,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:01:42,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:01:42,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:01:42,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:01:42,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:01:42" (1/1) ... [2024-11-09 01:01:42,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc86f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:42, skipping insertion in model container [2024-11-09 01:01:42,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:01:42" (1/1) ... [2024-11-09 01:01:42,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:01:43,093 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_0a9244f9-6280-4561-bb93-fc9e5f578a46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c[1278,1291] [2024-11-09 01:01:43,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:01:43,348 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:01:43,363 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_0a9244f9-6280-4561-bb93-fc9e5f578a46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d8_e0.c[1278,1291] [2024-11-09 01:01:43,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:01:43,568 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:01:43,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43 WrapperNode [2024-11-09 01:01:43,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:01:43,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:01:43,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:01:43,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:01:43,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,670 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 640 [2024-11-09 01:01:43,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:01:43,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:01:43,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:01:43,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:01:43,684 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:01:43,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:01:43,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:01:43,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:01:43,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:43" (1/1) ... [2024-11-09 01:01:43,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:01:43,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:01:43,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:01:43,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:01:43,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:01:43,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:01:43,863 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:01:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:01:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:01:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:01:44,131 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:01:44,134 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:01:44,949 INFO L? ?]: Removed 198 outVars from TransFormulas that were not future-live. [2024-11-09 01:01:44,949 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:01:45,043 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:01:45,044 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:01:45,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:45 BoogieIcfgContainer [2024-11-09 01:01:45,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:01:45,046 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:01:45,047 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:01:45,059 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:01:45,059 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:45" (1/1) ... [2024-11-09 01:01:45,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:01:45,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:45,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 01:01:45,141 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 01:01:45,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 01:01:45,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:45,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:45,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:45,149 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:45,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 01:01:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:45,720 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:46,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 01:01:46,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 01:01:46,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 01:01:46,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:46,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-09 01:01:46,911 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-09 01:01:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:01:46,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:46,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:46,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:46,916 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:46,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 01:01:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:47,776 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:48,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-09 01:01:48,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:49,236 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 01:01:49,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 01:01:51,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-09 01:01:51,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-09 01:01:51,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 01:01:51,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:51,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:51,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:51,544 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:51,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 01:01:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:52,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:53,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 121 conjuncts are in the unsatisfiable core [2024-11-09 01:01:53,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:02,105 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 8 proven. 35 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-09 01:02:02,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 01:02:13,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:13,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 100 transitions. [2024-11-09 01:02:13,874 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 100 transitions. [2024-11-09 01:02:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-09 01:02:13,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:13,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:13,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:13,879 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:13,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 01:02:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:16,036 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:16,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 223 conjuncts are in the unsatisfiable core [2024-11-09 01:02:16,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:05:14,035 WARN L286 SmtUtils]: Spent 2.38m on a formula simplification. DAG size of input: 346 DAG size of output: 288 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:05:42,384 WARN L286 SmtUtils]: Spent 25.83s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:06:22,005 WARN L286 SmtUtils]: Spent 37.21s on a formula simplification that was a NOOP. DAG size: 291 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:06:26,991 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 15 proven. 71 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-09 01:06:27,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 01:07:09,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.70s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:08:13,996 WARN L286 SmtUtils]: Spent 1.06m on a formula simplification. DAG size of input: 360 DAG size of output: 296 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:09:16,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:10:31,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:11:30,156 WARN L286 SmtUtils]: Spent 36.97s on a formula simplification. DAG size of input: 363 DAG size of output: 299 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:11:45,716 WARN L286 SmtUtils]: Spent 12.81s on a formula simplification that was a NOOP. DAG size: 292 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:12:28,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:12:39,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:12:49,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:12:59,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:13:10,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:13:16,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.19s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:13:26,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:13:36,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:13:36,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:13:37,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 91 states and 181 transitions. [2024-11-09 01:13:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2024-11-09 01:13:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-09 01:13:37,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:13:37,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:13:37,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:13:37,011 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:13:37,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9244f9-6280-4561-bb93-fc9e5f578a46/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 01:13:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:13:39,276 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:13:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:13:39,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 210 conjuncts are in the unsatisfiable core [2024-11-09 01:13:39,959 INFO L278 TraceCheckSpWp]: Computing forward predicates...