./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm --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 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:45:21,429 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:45:21,504 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:45:21,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:45:21,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:45:21,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:45:21,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:45:21,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:45:21,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:45:21,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:45:21,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:45:21,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:45:21,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:45:21,544 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:45:21,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:45:21,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:45:21,544 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:45:21,544 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:45:21,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:45:21,544 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:45:21,545 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:45:21,545 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:45:21,545 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:45:21,545 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:45:21,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:45:21,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:45:21,546 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:45:21,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:45:21,546 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:45:21,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:45:21,546 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm 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 -> 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c [2024-11-13 20:45:21,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:45:21,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:45:21,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:45:21,887 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:45:21,887 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:45:21,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:45:24,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:45:24,548 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:45:24,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c [2024-11-13 20:45:24,576 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/data/d7e4636e8/395b7e4365de400996a519a2b1cb34c3/FLAG9619e9630 [2024-11-13 20:45:24,592 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/data/d7e4636e8/395b7e4365de400996a519a2b1cb34c3 [2024-11-13 20:45:24,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:45:24,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:45:24,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:45:24,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:45:24,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:45:24,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:45:24" (1/1) ... [2024-11-13 20:45:24,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a08d795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:24, skipping insertion in model container [2024-11-13 20:45:24,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:45:24" (1/1) ... [2024-11-13 20:45:24,678 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:45:24,889 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_336e6dc2-a5e9-47d2-9e39-99172c00d484/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-11-13 20:45:25,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:45:25,458 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:45:25,470 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_336e6dc2-a5e9-47d2-9e39-99172c00d484/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-11-13 20:45:25,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:45:25,846 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:45:25,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25 WrapperNode [2024-11-13 20:45:25,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:45:25,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:45:25,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:45:25,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:45:25,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:25,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:26,793 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4880 [2024-11-13 20:45:26,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:45:26,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:45:26,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:45:26,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:45:26,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:26,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:26,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:26,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:27,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:27,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:27,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:27,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:27,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:45:27,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:45:27,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:45:27,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:45:27,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:25" (1/1) ... [2024-11-13 20:45:27,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:45:27,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:45:27,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:45:27,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:45:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:45:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:45:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:45:27,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:45:28,434 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:45:28,436 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:45:36,385 INFO L? ?]: Removed 2831 outVars from TransFormulas that were not future-live. [2024-11-13 20:45:36,386 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:45:47,819 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:45:47,819 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:45:47,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:45:47 BoogieIcfgContainer [2024-11-13 20:45:47,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:45:47,821 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:45:47,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:45:47,848 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:45:47,852 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:45:47" (1/1) ... [2024-11-13 20:45:47,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:45:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:47,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:45:47,998 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:45:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:45:48,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:48,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:45:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:53,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:46:03,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:46:13,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:46:13,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:13,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 20:46:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 20:46:13,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:46:13,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:13,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:47:01,745 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:47:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:47:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:47:52,230 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) [2024-11-13 20:47:52,240 INFO L158 Benchmark]: Toolchain (without parser) took 147642.30ms. Allocated memory was 142.6MB in the beginning and 1.0GB in the end (delta: 897.6MB). Free memory was 113.9MB in the beginning and 352.3MB in the end (delta: -238.4MB). Peak memory consumption was 661.3MB. Max. memory is 16.1GB. [2024-11-13 20:47:52,243 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:47:52,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1250.66ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 94.6MB in the end (delta: 19.1MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. [2024-11-13 20:47:52,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 944.49ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 94.6MB in the beginning and 226.0MB in the end (delta: -131.4MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. [2024-11-13 20:47:52,246 INFO L158 Benchmark]: Boogie Preprocessor took 713.79ms. Allocated memory is still 335.5MB. Free memory was 226.0MB in the beginning and 201.6MB in the end (delta: 24.3MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-11-13 20:47:52,248 INFO L158 Benchmark]: RCFGBuilder took 20310.03ms. Allocated memory was 335.5MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 201.6MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 916.9MB. Max. memory is 16.1GB. [2024-11-13 20:47:52,248 INFO L158 Benchmark]: CodeCheck took 124417.05ms. Allocated memory was 1.5GB in the beginning and 1.0GB in the end (delta: -503.3MB). Free memory was 1.2GB in the beginning and 352.3MB in the end (delta: 861.3MB). Peak memory consumption was 357.7MB. Max. memory is 16.1GB. [2024-11-13 20:47:52,258 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 0.54ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1250.66ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 94.6MB in the end (delta: 19.1MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 944.49ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 94.6MB in the beginning and 226.0MB in the end (delta: -131.4MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 713.79ms. Allocated memory is still 335.5MB. Free memory was 226.0MB in the beginning and 201.6MB in the end (delta: 24.3MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * RCFGBuilder took 20310.03ms. Allocated memory was 335.5MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 201.6MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 916.9MB. Max. memory is 16.1GB. * CodeCheck took 124417.05ms. Allocated memory was 1.5GB in the beginning and 1.0GB in the end (delta: -503.3MB). Free memory was 1.2GB in the beginning and 352.3MB in the end (delta: 861.3MB). Peak memory consumption was 357.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:47:52,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm --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 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:47:55,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:47:55,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 20:47:55,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:47:55,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:47:55,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:47:55,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:47:55,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:47:55,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:47:55,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:47:55,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:47:55,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:47:55,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:47:55,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:47:55,397 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:47:55,397 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:47:55,397 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:47:55,397 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:47:55,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:47:55,397 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:47:55,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:47:55,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:47:55,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:47:55,398 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:47:55,398 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:47:55,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:47:55,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:47:55,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:47:55,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:47:55,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:47:55,399 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:47:55,399 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:47:55,400 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:47:55,400 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm 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 -> 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c [2024-11-13 20:47:55,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:47:55,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:47:55,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:47:55,793 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:47:55,795 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:47:55,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:47:58,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:47:58,690 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:47:58,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c [2024-11-13 20:47:58,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/data/8d3b9191b/08d7e877711c49e2b723968d09e37d48/FLAG980ce9762 [2024-11-13 20:47:59,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/data/8d3b9191b/08d7e877711c49e2b723968d09e37d48 [2024-11-13 20:47:59,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:47:59,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:47:59,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:47:59,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:47:59,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:47:59,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:47:59" (1/1) ... [2024-11-13 20:47:59,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5337c15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:59, skipping insertion in model container [2024-11-13 20:47:59,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:47:59" (1/1) ... [2024-11-13 20:47:59,313 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:47:59,531 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_336e6dc2-a5e9-47d2-9e39-99172c00d484/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-11-13 20:47:59,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:47:59,930 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:47:59,947 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_336e6dc2-a5e9-47d2-9e39-99172c00d484/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-11-13 20:48:00,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:00,135 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:48:00,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00 WrapperNode [2024-11-13 20:48:00,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:00,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:00,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:48:00,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:48:00,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,353 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1824 [2024-11-13 20:48:00,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:00,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:48:00,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:48:00,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:48:00,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,461 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:48:00,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:48:00,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:48:00,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:48:00,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:00" (1/1) ... [2024-11-13 20:48:00,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:00,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:48:00,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:48:00,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:48:00,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:48:00,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:48:00,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:48:00,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:48:01,078 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:48:01,082 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:48:04,449 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-13 20:48:04,450 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:48:04,537 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:48:04,538 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:48:04,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:04 BoogieIcfgContainer [2024-11-13 20:48:04,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:48:04,539 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:48:04,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:48:04,554 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:48:04,555 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:04" (1/1) ... [2024-11-13 20:48:04,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:48:04,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:04,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:48:04,627 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:48:04,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:48:04,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:04,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:04,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:04,637 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:04,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:48:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:05,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:05,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:48:05,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:05,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:48:05,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:48:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:06,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 20:48:06,181 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 20:48:06,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:48:06,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:06,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:06,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:06,187 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:06,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:48:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:07,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:08,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 20:48:08,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:09,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:48:09,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 20:48:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 20:48:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 20:48:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:48:10,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:10,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:10,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:10,624 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:10,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_336e6dc2-a5e9-47d2-9e39-99172c00d484/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:48:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:12,389 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:13,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-13 20:48:13,115 INFO L278 TraceCheckSpWp]: Computing forward predicates...