./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_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_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/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_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/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_7f7dd122-981b-4b4d-8d13-769e32a3c182/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 5bfb987fcec0e4e87ab47a565086b76b03edc9a60525cd8ee77a0c461c0fdaaa --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:08:49,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:08:49,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:08:49,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:08:49,558 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:08:49,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:08:49,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:08:49,612 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:08:49,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:08:49,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:08:49,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:08:49,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:08:49,617 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:08:49,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:08:49,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:08:49,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:08:49,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:08:49,621 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:08:49,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:08:49,622 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:08:49,622 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:08:49,624 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:08:49,625 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:08:49,625 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:08:49,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:08:49,626 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:08:49,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:08:49,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:08:49,627 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:08:49,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:08:49,628 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_7f7dd122-981b-4b4d-8d13-769e32a3c182/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bfb987fcec0e4e87ab47a565086b76b03edc9a60525cd8ee77a0c461c0fdaaa [2024-11-08 23:08:49,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:08:49,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:08:49,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:08:49,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:08:49,998 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:08:49,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c Unable to find full path for "g++" [2024-11-08 23:08:51,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:08:52,276 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:08:52,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c [2024-11-08 23:08:52,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/data/afbac9c20/a17c86eda60a40928ef8d171f0f29a99/FLAGc7009ce54 [2024-11-08 23:08:52,305 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/data/afbac9c20/a17c86eda60a40928ef8d171f0f29a99 [2024-11-08 23:08:52,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:08:52,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:08:52,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:08:52,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:08:52,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:08:52,325 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:08:52" (1/1) ... [2024-11-08 23:08:52,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f6fbf07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:52, skipping insertion in model container [2024-11-08 23:08:52,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:08:52" (1/1) ... [2024-11-08 23:08:52,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:08:52,575 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_7f7dd122-981b-4b4d-8d13-769e32a3c182/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c[1279,1292] [2024-11-08 23:08:52,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:08:52,853 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:08:52,867 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_7f7dd122-981b-4b4d-8d13-769e32a3c182/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c[1279,1292] [2024-11-08 23:08:53,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:08:53,033 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:08:53,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53 WrapperNode [2024-11-08 23:08:53,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:08:53,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:08:53,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:08:53,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:08:53,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,293 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1384 [2024-11-08 23:08:53,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:08:53,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:08:53,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:08:53,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:08:53,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:08:53,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:08:53,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:08:53,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:08:53,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:53" (1/1) ... [2024-11-08 23:08:53,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:08:53,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:08:53,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:08:53,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:08:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:08:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:08:53,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:08:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:08:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:08:53,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:08:53,921 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:08:53,924 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:08:56,008 INFO L? ?]: Removed 754 outVars from TransFormulas that were not future-live. [2024-11-08 23:08:56,008 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:08:58,195 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:08:58,196 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:08:58,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:58 BoogieIcfgContainer [2024-11-08 23:08:58,197 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:08:58,198 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:08:58,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:08:58,211 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:08:58,211 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:58" (1/1) ... [2024-11-08 23:08:58,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:08:58,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:58,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 23:08:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 23:08:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:08:58,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:58,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:02,155 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:09:04,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-08 23:09:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 23:09:04,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:09:04,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:04,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:09:08,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:09:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:09:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:09:22,939 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) [2024-11-08 23:09:22,948 INFO L158 Benchmark]: Toolchain (without parser) took 30638.01ms. Allocated memory was 165.7MB in the beginning and 803.2MB in the end (delta: 637.5MB). Free memory was 135.3MB in the beginning and 393.3MB in the end (delta: -258.0MB). Peak memory consumption was 381.3MB. Max. memory is 16.1GB. [2024-11-08 23:09:22,949 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:09:22,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.87ms. Allocated memory is still 165.7MB. Free memory was 135.1MB in the beginning and 105.1MB in the end (delta: 30.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-11-08 23:09:22,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 261.88ms. Allocated memory is still 165.7MB. Free memory was 105.1MB in the beginning and 117.5MB in the end (delta: -12.4MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2024-11-08 23:09:22,952 INFO L158 Benchmark]: Boogie Preprocessor took 288.33ms. Allocated memory is still 165.7MB. Free memory was 117.5MB in the beginning and 113.0MB in the end (delta: 4.5MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-08 23:09:22,954 INFO L158 Benchmark]: RCFGBuilder took 4611.25ms. Allocated memory was 165.7MB in the beginning and 289.4MB in the end (delta: 123.7MB). Free memory was 113.0MB in the beginning and 107.2MB in the end (delta: 5.8MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. [2024-11-08 23:09:22,956 INFO L158 Benchmark]: CodeCheck took 24748.50ms. Allocated memory was 289.4MB in the beginning and 803.2MB in the end (delta: 513.8MB). Free memory was 107.2MB in the beginning and 393.3MB in the end (delta: -286.1MB). Peak memory consumption was 228.7MB. Max. memory is 16.1GB. [2024-11-08 23:09:22,961 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 0.34ms. Allocated memory is still 127.9MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.87ms. Allocated memory is still 165.7MB. Free memory was 135.1MB in the beginning and 105.1MB in the end (delta: 30.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 261.88ms. Allocated memory is still 165.7MB. Free memory was 105.1MB in the beginning and 117.5MB in the end (delta: -12.4MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 288.33ms. Allocated memory is still 165.7MB. Free memory was 117.5MB in the beginning and 113.0MB in the end (delta: 4.5MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4611.25ms. Allocated memory was 165.7MB in the beginning and 289.4MB in the end (delta: 123.7MB). Free memory was 113.0MB in the beginning and 107.2MB in the end (delta: 5.8MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. * CodeCheck took 24748.50ms. Allocated memory was 289.4MB in the beginning and 803.2MB in the end (delta: 513.8MB). Free memory was 107.2MB in the beginning and 393.3MB in the end (delta: -286.1MB). Peak memory consumption was 228.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:09:23,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/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_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/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_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/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_7f7dd122-981b-4b4d-8d13-769e32a3c182/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 5bfb987fcec0e4e87ab47a565086b76b03edc9a60525cd8ee77a0c461c0fdaaa --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:09:25,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:09:25,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:09:25,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:09:25,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:09:25,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:09:25,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:09:25,682 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:09:25,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:09:25,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:09:25,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:09:25,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:09:25,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:09:25,687 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:09:25,687 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:09:25,690 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:09:25,690 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:09:25,690 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:09:25,690 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:09:25,691 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:09:25,691 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:09:25,695 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:09:25,696 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:09:25,696 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:09:25,696 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:09:25,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:09:25,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:09:25,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:09:25,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:09:25,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:09:25,697 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:09:25,698 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:09:25,698 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:09:25,698 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_7f7dd122-981b-4b4d-8d13-769e32a3c182/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bfb987fcec0e4e87ab47a565086b76b03edc9a60525cd8ee77a0c461c0fdaaa [2024-11-08 23:09:26,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:09:26,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:09:26,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:09:26,132 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:09:26,133 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:09:26,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c Unable to find full path for "g++" [2024-11-08 23:09:28,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:09:28,747 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:09:28,747 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c [2024-11-08 23:09:28,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/data/64e64b3c7/37a29a3886714c7ead58dace9ce017b7/FLAG69a7f86b1 [2024-11-08 23:09:28,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/data/64e64b3c7/37a29a3886714c7ead58dace9ce017b7 [2024-11-08 23:09:28,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:09:28,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:09:28,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:09:28,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:09:28,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:09:28,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:09:28" (1/1) ... [2024-11-08 23:09:28,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41071fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:28, skipping insertion in model container [2024-11-08 23:09:28,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:09:28" (1/1) ... [2024-11-08 23:09:28,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:09:29,040 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_7f7dd122-981b-4b4d-8d13-769e32a3c182/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c[1279,1292] [2024-11-08 23:09:29,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:09:29,287 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:09:29,307 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_7f7dd122-981b-4b4d-8d13-769e32a3c182/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d8_e0.c[1279,1292] [2024-11-08 23:09:29,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:09:29,531 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:09:29,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29 WrapperNode [2024-11-08 23:09:29,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:09:29,533 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:09:29,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:09:29,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:09:29,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,637 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 640 [2024-11-08 23:09:29,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:09:29,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:09:29,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:09:29,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:09:29,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,711 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,729 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:09:29,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:09:29,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:09:29,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:09:29,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:09:29" (1/1) ... [2024-11-08 23:09:29,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:09:29,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:09:29,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:09:29,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:09:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:09:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:09:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:09:29,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:09:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:09:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:09:30,049 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:09:30,052 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:09:30,790 INFO L? ?]: Removed 198 outVars from TransFormulas that were not future-live. [2024-11-08 23:09:30,791 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:09:30,866 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:09:30,866 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:09:30,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:09:30 BoogieIcfgContainer [2024-11-08 23:09:30,867 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:09:30,867 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:09:30,867 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:09:30,878 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:09:30,878 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:09:30" (1/1) ... [2024-11-08 23:09:30,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:09:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:30,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 23:09:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 23:09:30,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:09:30,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:30,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:09:30,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:09:30,979 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:09:30,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:09:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:31,491 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:09:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:31,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:09:31,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:09:32,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:09:32,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:09:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:32,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-08 23:09:32,511 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-08 23:09:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:09:32,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:32,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:09:32,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:09:32,517 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:09:32,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:09:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:33,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:09:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:33,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 23:09:33,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:09:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 23:09:34,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:09:36,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:36,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-08 23:09:36,254 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-08 23:09:36,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 23:09:36,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:36,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:09:36,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:09:36,259 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:09:36,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:09:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:37,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:09:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:37,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-11-08 23:09:37,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:09:42,316 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 23:09:42,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:09:50,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:50,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 102 transitions. [2024-11-08 23:09:50,485 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2024-11-08 23:09:50,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 23:09:50,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:50,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:09:50,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:09:50,491 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:09:50,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:09:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:52,231 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:09:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:52,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 206 conjuncts are in the unsatisfiable core [2024-11-08 23:09:52,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:13:28,613 WARN L286 SmtUtils]: Spent 3.21m on a formula simplification. DAG size of input: 304 DAG size of output: 283 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:14:21,551 WARN L286 SmtUtils]: Spent 50.89s on a formula simplification that was a NOOP. DAG size: 293 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:15:18,912 WARN L286 SmtUtils]: Spent 55.01s on a formula simplification that was a NOOP. DAG size: 286 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:15:24,593 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 15 proven. 71 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-08 23:15:24,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f7dd122-981b-4b4d-8d13-769e32a3c182/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:09,529 WARN L286 SmtUtils]: Spent 41.80s on a formula simplification. DAG size of input: 349 DAG size of output: 277 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:17:55,285 WARN L286 SmtUtils]: Spent 43.81s on a formula simplification that was a NOOP. DAG size: 284 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:18:38,461 WARN L286 SmtUtils]: Spent 42.61s on a formula simplification. DAG size of input: 351 DAG size of output: 286 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:19:32,180 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] [2024-11-08 23:20:56,302 WARN L286 SmtUtils]: Spent 42.64s on a formula simplification. DAG size of input: 370 DAG size of output: 287 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:21:48,840 WARN L286 SmtUtils]: Spent 50.46s on a formula simplification that was a NOOP. DAG size: 294 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:22:31,646 WARN L286 SmtUtils]: Spent 32.08s on a formula simplification. DAG size of input: 372 DAG size of output: 307 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:23:26,242 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]