./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.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_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/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_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/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_db9e39bd-9f5c-4d83-9db0-207aec38a797/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 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:15:40,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:15:40,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:15:40,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:15:40,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:15:40,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:15:40,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:15:40,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:15:40,899 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:15:40,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:15:40,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:15:40,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:15:40,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:15:40,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:15:40,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:15:40,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:15:40,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:15:40,906 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:15:40,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:15:40,906 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:15:40,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:15:40,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:15:40,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:15:40,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:15:40,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:15:40,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:15:40,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:15:40,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:15:40,913 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:15:40,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:15:40,914 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_db9e39bd-9f5c-4d83-9db0-207aec38a797/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 [2024-11-09 00:15:41,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:15:41,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:15:41,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:15:41,238 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:15:41,239 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:15:41,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:15:43,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:15:43,707 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:15:43,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2024-11-09 00:15:43,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/data/fdf3c7522/51095f33f4614c7ab8600bea2b4456b3/FLAGc50ca7c1f [2024-11-09 00:15:43,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/data/fdf3c7522/51095f33f4614c7ab8600bea2b4456b3 [2024-11-09 00:15:43,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:15:43,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:15:43,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:15:43,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:15:43,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:15:43,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:15:43" (1/1) ... [2024-11-09 00:15:43,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e3d7d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:43, skipping insertion in model container [2024-11-09 00:15:43,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:15:43" (1/1) ... [2024-11-09 00:15:43,844 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:15:44,099 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_db9e39bd-9f5c-4d83-9db0-207aec38a797/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-11-09 00:15:44,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:15:44,761 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:15:44,772 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_db9e39bd-9f5c-4d83-9db0-207aec38a797/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-11-09 00:15:45,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:15:45,021 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:15:45,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45 WrapperNode [2024-11-09 00:15:45,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:15:45,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:15:45,024 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:15:45,024 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:15:45,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:45,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:46,143 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6446 [2024-11-09 00:15:46,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:15:46,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:15:46,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:15:46,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:15:46,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:46,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:46,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:46,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:46,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:46,827 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:46,934 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:46,962 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:47,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:15:47,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:15:47,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:15:47,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:15:47,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:15:45" (1/1) ... [2024-11-09 00:15:47,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:15:47,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:15:47,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:15:47,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:15:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:15:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:15:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:15:47,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:15:47,989 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:15:47,992 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:15:57,303 INFO L? ?]: Removed 3767 outVars from TransFormulas that were not future-live. [2024-11-09 00:15:57,304 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:16:10,632 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:16:10,632 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:16:10,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:16:10 BoogieIcfgContainer [2024-11-09 00:16:10,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:16:10,633 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:16:10,634 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:16:10,642 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:16:10,643 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:16:10" (1/1) ... [2024-11-09 00:16:10,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:16:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:16:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:16:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:16:10,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:10,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:14,017 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 00:16:24,292 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 [] [2024-11-09 00:16:34,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:16:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:16:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:16:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:16:34,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:34,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:45,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:18:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:18:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:18:49,383 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 00:18:49,387 INFO L158 Benchmark]: Toolchain (without parser) took 185632.59ms. Allocated memory was 142.6MB in the beginning and 8.9GB in the end (delta: 8.8GB). Free memory was 103.0MB in the beginning and 7.8GB in the end (delta: -7.7GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-09 00:18:49,388 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:18:49,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1266.26ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 103.0MB in the beginning and 115.6MB in the end (delta: -12.6MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2024-11-09 00:18:49,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 1121.64ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 115.6MB in the beginning and 256.2MB in the end (delta: -140.6MB). Peak memory consumption was 138.1MB. Max. memory is 16.1GB. [2024-11-09 00:18:49,392 INFO L158 Benchmark]: Boogie Preprocessor took 1124.10ms. Allocated memory is still 406.8MB. Free memory was 256.2MB in the beginning and 212.4MB in the end (delta: 43.8MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-11-09 00:18:49,393 INFO L158 Benchmark]: RCFGBuilder took 23362.42ms. Allocated memory was 406.8MB in the beginning and 7.1GB in the end (delta: 6.7GB). Free memory was 212.4MB in the beginning and 6.5GB in the end (delta: -6.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-09 00:18:49,395 INFO L158 Benchmark]: CodeCheck took 158752.91ms. Allocated memory was 7.1GB in the beginning and 8.9GB in the end (delta: 1.8GB). Free memory was 6.5GB in the beginning and 7.8GB in the end (delta: -1.4GB). Peak memory consumption was 417.8MB. Max. memory is 16.1GB. [2024-11-09 00:18:49,401 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 0.38ms. Allocated memory is still 142.6MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1266.26ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 103.0MB in the beginning and 115.6MB in the end (delta: -12.6MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1121.64ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 115.6MB in the beginning and 256.2MB in the end (delta: -140.6MB). Peak memory consumption was 138.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1124.10ms. Allocated memory is still 406.8MB. Free memory was 256.2MB in the beginning and 212.4MB in the end (delta: 43.8MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * RCFGBuilder took 23362.42ms. Allocated memory was 406.8MB in the beginning and 7.1GB in the end (delta: 6.7GB). Free memory was 212.4MB in the beginning and 6.5GB in the end (delta: -6.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 158752.91ms. Allocated memory was 7.1GB in the beginning and 8.9GB in the end (delta: 1.8GB). Free memory was 6.5GB in the beginning and 7.8GB in the end (delta: -1.4GB). Peak memory consumption was 417.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:18:49,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/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_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/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_db9e39bd-9f5c-4d83-9db0-207aec38a797/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 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:18:51,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:18:52,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:18:52,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:18:52,101 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:18:52,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:18:52,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:18:52,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:18:52,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:18:52,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:18:52,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:18:52,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:18:52,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:18:52,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:18:52,105 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:18:52,106 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:18:52,106 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:18:52,106 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:18:52,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:18:52,107 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:18:52,107 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:18:52,108 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:18:52,108 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:18:52,109 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:52,109 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:18:52,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:18:52,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:52,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:18:52,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:18:52,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:18:52,111 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:18:52,111 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:52,112 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:18:52,112 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_db9e39bd-9f5c-4d83-9db0-207aec38a797/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 [2024-11-09 00:18:52,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:18:52,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:18:52,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:18:52,535 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:18:52,536 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:18:52,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:18:54,557 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:18:54,982 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:18:54,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2024-11-09 00:18:55,011 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/data/c4b2626e3/203b678328c8475dbac30af02e2738d6/FLAGee8a97a6a [2024-11-09 00:18:55,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/data/c4b2626e3/203b678328c8475dbac30af02e2738d6 [2024-11-09 00:18:55,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:18:55,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:18:55,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:18:55,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:18:55,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:18:55,051 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:18:55" (1/1) ... [2024-11-09 00:18:55,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c34e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:55, skipping insertion in model container [2024-11-09 00:18:55,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:18:55" (1/1) ... [2024-11-09 00:18:55,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:18:55,423 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_db9e39bd-9f5c-4d83-9db0-207aec38a797/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-11-09 00:18:55,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:18:55,895 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:18:55,905 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_db9e39bd-9f5c-4d83-9db0-207aec38a797/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-11-09 00:18:56,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:18:56,167 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:18:56,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56 WrapperNode [2024-11-09 00:18:56,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:18:56,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:56,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:18:56,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:18:56,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,226 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,378 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2446 [2024-11-09 00:18:56,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:56,379 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:18:56,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:18:56,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:18:56,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,420 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,491 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:18:56,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:18:56,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:18:56,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:18:56,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:56" (1/1) ... [2024-11-09 00:18:56,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:56,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:18:56,587 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:18:56,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:18:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:18:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:18:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:18:56,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:18:57,141 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:18:57,144 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:19:02,070 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2024-11-09 00:19:02,071 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:19:02,185 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:19:02,185 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:19:02,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:02 BoogieIcfgContainer [2024-11-09 00:19:02,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:19:02,187 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:19:02,187 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:19:02,197 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:19:02,197 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:02" (1/1) ... [2024-11-09 00:19:02,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:19:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:02,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:19:02,263 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:19:02,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:19:02,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:02,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:02,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:02,271 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:02,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:19:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:03,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:03,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:19:03,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:03,410 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 00:19:03,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:19:03,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:03,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:19:03,668 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:19:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:19:03,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:03,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:03,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:03,671 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:03,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:19:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:04,983 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:05,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 00:19:05,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:06,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:19:07,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-09 00:19:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-09 00:19:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:19:07,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:07,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:07,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:07,697 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:07,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9e39bd-9f5c-4d83-9db0-207aec38a797/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:19:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:09,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:10,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-09 00:19:10,536 INFO L278 TraceCheckSpWp]: Computing forward predicates...