./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/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_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/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_5cd1ea81-a3de-4736-9552-58bd9042bea3/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 af054c56b53dbaf47c2e77c7a9f5399ddfc0be2b5a01fef7ec50c2cea18d4aa8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:58:50,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:58:50,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:58:50,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:58:50,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:58:50,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:58:50,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:58:50,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:58:50,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:58:50,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:58:50,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:58:50,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:58:50,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:58:50,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:58:50,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:58:50,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:58:50,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:58:50,507 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:58:50,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:58:50,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:58:50,508 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:58:50,512 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:58:50,512 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:58:50,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:58:50,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:58:50,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:58:50,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:58:50,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:58:50,528 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:58:50,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:58:50,529 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_5cd1ea81-a3de-4736-9552-58bd9042bea3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af054c56b53dbaf47c2e77c7a9f5399ddfc0be2b5a01fef7ec50c2cea18d4aa8 [2024-11-08 23:58:50,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:58:50,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:58:50,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:58:50,826 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:58:50,827 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:58:50,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 23:58:53,019 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:58:53,374 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:58:53,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c [2024-11-08 23:58:53,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/data/6dd660b70/42caa11062274976b2740dff46bff217/FLAGdc229cd0f [2024-11-08 23:58:53,419 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/data/6dd660b70/42caa11062274976b2740dff46bff217 [2024-11-08 23:58:53,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:58:53,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:58:53,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:58:53,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:58:53,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:58:53,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:58:53" (1/1) ... [2024-11-08 23:58:53,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac5a929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:53, skipping insertion in model container [2024-11-08 23:58:53,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:58:53" (1/1) ... [2024-11-08 23:58:53,511 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:58:53,759 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_5cd1ea81-a3de-4736-9552-58bd9042bea3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c[1173,1186] [2024-11-08 23:58:54,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:58:54,366 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:58:54,409 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_5cd1ea81-a3de-4736-9552-58bd9042bea3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c[1173,1186] [2024-11-08 23:58:54,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:58:54,663 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:58:54,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54 WrapperNode [2024-11-08 23:58:54,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:58:54,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:58:54,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:58:54,666 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:58:54,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:54,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:55,756 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5802 [2024-11-08 23:58:55,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:58:55,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:58:55,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:58:55,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:58:55,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:55,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:55,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:55,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:56,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:56,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:56,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:56,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:56,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:58:56,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:58:56,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:58:56,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:58:56,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:54" (1/1) ... [2024-11-08 23:58:56,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:58:56,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:58:56,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:58:56,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:58:56,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:58:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:58:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:58:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:58:57,407 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:58:57,409 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:59:04,233 INFO L? ?]: Removed 3416 outVars from TransFormulas that were not future-live. [2024-11-08 23:59:04,233 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:59:14,378 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:59:14,381 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:59:14,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:59:14 BoogieIcfgContainer [2024-11-08 23:59:14,382 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:59:14,384 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:59:14,384 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:59:14,395 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:59:14,395 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:59:14" (1/1) ... [2024-11-08 23:59:14,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:59:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:59:14,475 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:59:14,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:59:14,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:14,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:16,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:59:26,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:59:36,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:59:36,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:36,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 23:59:36,693 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 23:59:36,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:59:36,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:36,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:37,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:01:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:01:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:01:38,158 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 00:01:38,166 INFO L158 Benchmark]: Toolchain (without parser) took 164742.33ms. Allocated memory was 144.7MB in the beginning and 5.0GB in the end (delta: 4.9GB). Free memory was 102.5MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-11-09 00:01:38,167 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 144.7MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:01:38,168 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1237.85ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 102.1MB in the beginning and 112.8MB in the end (delta: -10.8MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2024-11-09 00:01:38,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 1091.55ms. Allocated memory was 190.8MB in the beginning and 318.8MB in the end (delta: 127.9MB). Free memory was 112.8MB in the beginning and 174.4MB in the end (delta: -61.6MB). Peak memory consumption was 139.7MB. Max. memory is 16.1GB. [2024-11-09 00:01:38,169 INFO L158 Benchmark]: Boogie Preprocessor took 977.85ms. Allocated memory is still 318.8MB. Free memory was 174.4MB in the beginning and 142.2MB in the end (delta: 32.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-11-09 00:01:38,170 INFO L158 Benchmark]: RCFGBuilder took 17645.98ms. Allocated memory was 318.8MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 142.0MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 812.6MB. Max. memory is 16.1GB. [2024-11-09 00:01:38,171 INFO L158 Benchmark]: CodeCheck took 143781.80ms. Allocated memory was 2.5GB in the beginning and 5.0GB in the end (delta: 2.5GB). Free memory was 2.0GB in the beginning and 3.2GB in the end (delta: -1.3GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-09 00:01:38,175 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 144.7MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1237.85ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 102.1MB in the beginning and 112.8MB in the end (delta: -10.8MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1091.55ms. Allocated memory was 190.8MB in the beginning and 318.8MB in the end (delta: 127.9MB). Free memory was 112.8MB in the beginning and 174.4MB in the end (delta: -61.6MB). Peak memory consumption was 139.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 977.85ms. Allocated memory is still 318.8MB. Free memory was 174.4MB in the beginning and 142.2MB in the end (delta: 32.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * RCFGBuilder took 17645.98ms. Allocated memory was 318.8MB in the beginning and 2.5GB in the end (delta: 2.2GB). Free memory was 142.0MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 812.6MB. Max. memory is 16.1GB. * CodeCheck took 143781.80ms. Allocated memory was 2.5GB in the beginning and 5.0GB in the end (delta: 2.5GB). Free memory was 2.0GB in the beginning and 3.2GB in the end (delta: -1.3GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:01:38,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/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_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/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_5cd1ea81-a3de-4736-9552-58bd9042bea3/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 af054c56b53dbaf47c2e77c7a9f5399ddfc0be2b5a01fef7ec50c2cea18d4aa8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:01:40,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:01:41,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:01:41,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:01:41,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:01:41,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:01:41,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:01:41,072 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:01:41,072 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:01:41,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:01:41,075 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:01:41,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:01:41,076 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:01:41,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:01:41,077 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:01:41,080 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:01:41,081 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:01:41,081 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:01:41,081 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:01:41,082 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:01:41,082 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:01:41,083 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:01:41,083 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:01:41,083 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:41,084 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:01:41,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:01:41,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:41,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:01:41,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:01:41,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:01:41,085 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:01:41,086 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:41,086 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:01:41,088 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_5cd1ea81-a3de-4736-9552-58bd9042bea3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af054c56b53dbaf47c2e77c7a9f5399ddfc0be2b5a01fef7ec50c2cea18d4aa8 [2024-11-09 00:01:41,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:01:41,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:01:41,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:01:41,540 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:01:41,541 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:01:41,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:01:43,824 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:01:44,271 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:01:44,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c [2024-11-09 00:01:44,304 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/data/d4b63451b/ba8db23aedc440abbcb539a7db17d236/FLAG639ffccb2 [2024-11-09 00:01:44,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/data/d4b63451b/ba8db23aedc440abbcb539a7db17d236 [2024-11-09 00:01:44,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:01:44,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:01:44,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:44,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:01:44,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:01:44,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:44" (1/1) ... [2024-11-09 00:01:44,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f7fee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:44, skipping insertion in model container [2024-11-09 00:01:44,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:44" (1/1) ... [2024-11-09 00:01:44,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:01:44,751 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_5cd1ea81-a3de-4736-9552-58bd9042bea3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c[1173,1186] [2024-11-09 00:01:45,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:45,269 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:01:45,283 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_5cd1ea81-a3de-4736-9552-58bd9042bea3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c[1173,1186] [2024-11-09 00:01:45,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:45,516 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:01:45,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45 WrapperNode [2024-11-09 00:01:45,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:45,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:45,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:01:45,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:01:45,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,688 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2034 [2024-11-09 00:01:45,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:45,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:01:45,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:01:45,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:01:45,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:01:45,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:01:45,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:01:45,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:01:45,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:45" (1/1) ... [2024-11-09 00:01:45,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:45,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:01:45,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:01:45,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:01:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:01:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:01:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:01:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:01:46,450 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:01:46,453 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:01:48,440 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2024-11-09 00:01:48,440 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:01:48,554 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:01:48,554 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:01:48,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:48 BoogieIcfgContainer [2024-11-09 00:01:48,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:01:48,556 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:01:48,556 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:01:48,566 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:01:48,566 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:48" (1/1) ... [2024-11-09 00:01:48,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:01:48,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:48,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:01:48,635 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:01:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:01:48,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:48,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:48,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:48,642 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:48,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:01:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:49,474 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:49,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:01:49,689 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:01:49,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:49,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:01:49,999 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:01:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:01:50,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:50,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:50,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:50,005 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:50,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cd1ea81-a3de-4736-9552-58bd9042bea3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:01:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:51,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:51,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:01:51,684 INFO L278 TraceCheckSpWp]: Computing forward predicates...