./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/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 1597dab7a3f891489561a5e704037d2844b1c9b08eb8a21a60004abd861810a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:22:42,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:22:42,577 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:22:42,596 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:22:42,597 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:22:42,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:22:42,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:22:42,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:22:42,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:22:42,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:22:42,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:22:42,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:22:42,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:22:42,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:22:42,645 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:22:42,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:22:42,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:22:42,648 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:22:42,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:22:42,649 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:22:42,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:22:42,649 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:22:42,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:22:42,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:22:42,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:22:42,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:22:42,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:22:42,651 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:22:42,651 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:22:42,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:22:42,652 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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1597dab7a3f891489561a5e704037d2844b1c9b08eb8a21a60004abd861810a3 [2024-11-08 22:22:42,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:22:43,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:22:43,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:22:43,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:22:43,037 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:22:43,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c Unable to find full path for "g++" [2024-11-08 22:22:44,995 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:22:45,443 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:22:45,443 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c [2024-11-08 22:22:45,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/data/9fde2b81f/f6a7cfd37c67448d84cebc2d2c321488/FLAGeea00b653 [2024-11-08 22:22:45,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/data/9fde2b81f/f6a7cfd37c67448d84cebc2d2c321488 [2024-11-08 22:22:45,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:22:45,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:22:45,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:22:45,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:22:45,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:22:45,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:22:45" (1/1) ... [2024-11-08 22:22:45,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@686ba0d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:45, skipping insertion in model container [2024-11-08 22:22:45,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:22:45" (1/1) ... [2024-11-08 22:22:45,691 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:22:45,969 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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c[1171,1184] [2024-11-08 22:22:46,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:22:46,678 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:22:46,688 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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c[1171,1184] [2024-11-08 22:22:46,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:22:46,999 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:22:46,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46 WrapperNode [2024-11-08 22:22:47,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:22:47,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:22:47,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:22:47,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:22:47,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:47,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:48,387 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9301 [2024-11-08 22:22:48,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:22:48,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:22:48,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:22:48,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:22:48,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:48,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:48,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:48,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:49,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:49,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:49,531 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:49,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:49,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:22:49,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:22:49,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:22:49,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:22:49,729 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:46" (1/1) ... [2024-11-08 22:22:49,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:22:49,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:22:49,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:22:49,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:22:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:22:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:22:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:22:49,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:22:50,433 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:22:50,435 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:23:04,401 INFO L? ?]: Removed 5123 outVars from TransFormulas that were not future-live. [2024-11-08 22:23:04,401 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:23:23,940 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:23:23,941 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:23:23,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:23 BoogieIcfgContainer [2024-11-08 22:23:23,942 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:23:23,943 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:23:23,943 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:23:23,953 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:23:23,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:23" (1/1) ... [2024-11-08 22:23:23,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:23:24,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:23:24,022 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:23:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:23:24,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:24,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:28,851 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 22:23:39,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:23:49,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:23:49,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 22:23:49,961 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 22:23:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:23:49,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:49,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:26:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:26:21,856 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 22:26:21,863 INFO L158 Benchmark]: Toolchain (without parser) took 216277.80ms. Allocated memory was 155.2MB in the beginning and 8.3GB in the end (delta: 8.1GB). Free memory was 122.2MB in the beginning and 6.3GB in the end (delta: -6.2GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-11-08 22:26:21,863 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:26:21,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1416.38ms. Allocated memory is still 155.2MB. Free memory was 122.2MB in the beginning and 82.7MB in the end (delta: 39.6MB). Peak memory consumption was 88.7MB. Max. memory is 16.1GB. [2024-11-08 22:26:21,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 1387.45ms. Allocated memory was 155.2MB in the beginning and 503.3MB in the end (delta: 348.1MB). Free memory was 82.7MB in the beginning and 314.9MB in the end (delta: -232.2MB). Peak memory consumption was 147.1MB. Max. memory is 16.1GB. [2024-11-08 22:26:21,867 INFO L158 Benchmark]: Boogie Preprocessor took 1337.23ms. Allocated memory is still 503.3MB. Free memory was 314.9MB in the beginning and 257.2MB in the end (delta: 57.7MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2024-11-08 22:26:21,868 INFO L158 Benchmark]: RCFGBuilder took 34214.16ms. Allocated memory was 503.3MB in the beginning and 6.3GB in the end (delta: 5.8GB). Free memory was 257.2MB in the beginning and 5.5GB in the end (delta: -5.2GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-08 22:26:21,870 INFO L158 Benchmark]: CodeCheck took 177916.77ms. Allocated memory was 6.3GB in the beginning and 8.3GB in the end (delta: 2.0GB). Free memory was 5.5GB in the beginning and 6.3GB in the end (delta: -843.6MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-08 22:26:21,875 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 119.5MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1416.38ms. Allocated memory is still 155.2MB. Free memory was 122.2MB in the beginning and 82.7MB in the end (delta: 39.6MB). Peak memory consumption was 88.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1387.45ms. Allocated memory was 155.2MB in the beginning and 503.3MB in the end (delta: 348.1MB). Free memory was 82.7MB in the beginning and 314.9MB in the end (delta: -232.2MB). Peak memory consumption was 147.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1337.23ms. Allocated memory is still 503.3MB. Free memory was 314.9MB in the beginning and 257.2MB in the end (delta: 57.7MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * RCFGBuilder took 34214.16ms. Allocated memory was 503.3MB in the beginning and 6.3GB in the end (delta: 5.8GB). Free memory was 257.2MB in the beginning and 5.5GB in the end (delta: -5.2GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 177916.77ms. Allocated memory was 6.3GB in the beginning and 8.3GB in the end (delta: 2.0GB). Free memory was 5.5GB in the beginning and 6.3GB in the end (delta: -843.6MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:26:22,097 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 22:26:22,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/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 1597dab7a3f891489561a5e704037d2844b1c9b08eb8a21a60004abd861810a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:26:24,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:26:24,878 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:26:24,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:26:24,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:26:24,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:26:24,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:26:24,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:26:24,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:26:24,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:26:24,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:26:24,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:26:24,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:26:24,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:26:24,935 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:26:24,935 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:26:24,936 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:26:24,936 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:26:24,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:26:24,937 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:26:24,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:26:24,938 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:26:24,938 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:26:24,938 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:24,939 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:26:24,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:26:24,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:26:24,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:26:24,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:26:24,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:26:24,941 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:26:24,943 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:24,943 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:26:24,944 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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1597dab7a3f891489561a5e704037d2844b1c9b08eb8a21a60004abd861810a3 [2024-11-08 22:26:25,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:26:25,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:26:25,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:26:25,415 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:26:25,416 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:26:25,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c Unable to find full path for "g++" [2024-11-08 22:26:27,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:26:28,183 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:26:28,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c [2024-11-08 22:26:28,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/data/9307652cb/848b1004b9e74ed0958e3d8dcb3bd59a/FLAG09ff64dc1 [2024-11-08 22:26:28,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/data/9307652cb/848b1004b9e74ed0958e3d8dcb3bd59a [2024-11-08 22:26:28,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:26:28,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:26:28,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:26:28,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:26:28,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:26:28,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:26:28" (1/1) ... [2024-11-08 22:26:28,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32d73513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:28, skipping insertion in model container [2024-11-08 22:26:28,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:26:28" (1/1) ... [2024-11-08 22:26:28,468 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:26:28,770 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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c[1171,1184] [2024-11-08 22:26:29,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:26:29,397 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:26:29,411 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_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop3-func-interl.c[1171,1184] [2024-11-08 22:26:29,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:26:29,631 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:26:29,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29 WrapperNode [2024-11-08 22:26:29,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:26:29,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:26:29,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:26:29,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:26:29,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:29,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:29,880 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2661 [2024-11-08 22:26:29,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:26:29,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:26:29,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:26:29,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:26:29,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:29,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:29,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:29,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:29,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:30,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:30,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:30,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:30,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:26:30,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:26:30,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:26:30,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:26:30,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:29" (1/1) ... [2024-11-08 22:26:30,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:26:30,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:26:30,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:26:30,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:26:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:26:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:26:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:26:30,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:26:30,792 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:26:30,795 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:26:34,703 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2024-11-08 22:26:34,703 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:26:34,880 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:26:34,881 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:26:34,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:34 BoogieIcfgContainer [2024-11-08 22:26:34,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:26:34,882 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:26:34,883 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:26:34,895 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:26:34,896 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:34" (1/1) ... [2024-11-08 22:26:34,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:26:34,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:34,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:26:34,977 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:26:34,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:26:34,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:34,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:34,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:34,985 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:34,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:26:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:35,953 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:36,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:26:36,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:26:36,372 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 22:26:36,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:26:37,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:37,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 22:26:37,084 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 22:26:37,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:26:37,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:37,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:37,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:37,089 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:37,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7472df-acbc-4276-b127-7c8b9bbfbbd9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:26:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:38,588 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:39,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 22:26:39,126 INFO L278 TraceCheckSpWp]: Computing forward predicates...