./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash 733c8c0d341cb54eee4e59b43f30f5bf47e1dd1b655467c56f6a38527ef3ee98 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:38:48,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:38:48,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:38:48,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:38:48,710 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:38:48,730 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:38:48,731 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:38:48,731 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:38:48,732 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:38:48,732 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:38:48,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:38:48,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:38:48,732 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:38:48,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:38:48,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:38:48,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:38:48,733 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:38:48,733 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:38:48,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:38:48,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:38:48,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:38:48,734 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:38:48,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:38:48,734 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:38:48,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:38:48,734 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_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733c8c0d341cb54eee4e59b43f30f5bf47e1dd1b655467c56f6a38527ef3ee98 [2024-12-06 00:38:48,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:38:48,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:38:48,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:38:48,995 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:38:48,996 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:38:48,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c [2024-12-06 00:38:51,645 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data/7605a879b/97b4404761624a9bb97da544bcf406f7/FLAG8f4d68aa4 [2024-12-06 00:38:51,846 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:38:51,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c [2024-12-06 00:38:51,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data/7605a879b/97b4404761624a9bb97da544bcf406f7/FLAG8f4d68aa4 [2024-12-06 00:38:51,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data/7605a879b/97b4404761624a9bb97da544bcf406f7 [2024-12-06 00:38:51,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:38:51,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:38:51,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:38:51,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:38:51,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:38:51,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:38:51" (1/1) ... [2024-12-06 00:38:51,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548c207c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:51, skipping insertion in model container [2024-12-06 00:38:51,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:38:51" (1/1) ... [2024-12-06 00:38:51,884 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:38:51,985 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_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c[525,538] [2024-12-06 00:38:51,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:38:52,005 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:38:52,012 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_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c[525,538] [2024-12-06 00:38:52,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:38:52,029 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:38:52,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52 WrapperNode [2024-12-06 00:38:52,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:38:52,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:38:52,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:38:52,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:38:52,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,051 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-12-06 00:38:52,051 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:38:52,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:38:52,051 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:38:52,052 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:38:52,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,060 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:38:52,067 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:38:52,067 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:38:52,067 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:38:52,068 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:38:52,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:38:52,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:38:52,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:38:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:38:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:38:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:38:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:38:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:38:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:38:52,162 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:38:52,163 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:38:52,269 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 00:38:52,269 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:38:52,288 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:38:52,288 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:38:52,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:38:52 BoogieIcfgContainer [2024-12-06 00:38:52,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:38:52,289 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:38:52,289 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:38:52,298 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:38:52,298 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:38:52" (1/1) ... [2024-12-06 00:38:52,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:38:52,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:52,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-12-06 00:38:52,352 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-12-06 00:38:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:38:52,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:52,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:38:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:52,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:38:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-06 00:38:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-06 00:38:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:38:52,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:52,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:38:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:38:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:52,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:38:52,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:38:52,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:52,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-12-06 00:38:52,689 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-12-06 00:38:52,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:38:52,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:52,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:38:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:52,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:38:52,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:52,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-12-06 00:38:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-06 00:38:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:38:52,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:52,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:38:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:38:53,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 00:38:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 00:38:53,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:38:53,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:53,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:38:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:38:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:53,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 00:38:53,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:53,862 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:38:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-12-06 00:38:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-12-06 00:38:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 00:38:54,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:54,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:38:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:38:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:54,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 00:38:54,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:54,735 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:39:07,238 WARN L286 SmtUtils]: Spent 5.09s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:39:10,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:10,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2024-12-06 00:39:10,513 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2024-12-06 00:39:10,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 00:39:10,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:10,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:39:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:10,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 00:39:10,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:39:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:39:24,340 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:39:25,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2024-12-06 00:39:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-12-06 00:39:25,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 00:39:25,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:25,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:39:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:39:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:25,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-06 00:39:25,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:39:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 00:40:07,089 WARN L286 SmtUtils]: Spent 35.08s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:40:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:40:12,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2024-12-06 00:40:12,746 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2024-12-06 00:40:12,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:40:12,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:40:12,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:40:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:40:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:40:12,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 00:40:12,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:40:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 00:40:39,446 WARN L286 SmtUtils]: Spent 25.10s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:41:15,254 WARN L286 SmtUtils]: Spent 34.68s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:41:24,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.96s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:41:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:39,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2024-12-06 00:41:39,728 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-12-06 00:41:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:41:39,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:39,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:41:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:41:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:39,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-12-06 00:41:39,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 22 proven. 83 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 00:42:16,477 WARN L286 SmtUtils]: Spent 33.85s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:43:07,604 WARN L286 SmtUtils]: Spent 46.88s on a formula simplification that was a NOOP. DAG size: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:43:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:13,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2024-12-06 00:43:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2024-12-06 00:43:13,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 00:43:13,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:13,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:43:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:43:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:14,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-06 00:43:14,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:14,548 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 28 proven. 109 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 00:44:10,138 WARN L286 SmtUtils]: Spent 53.52s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:44:58,695 WARN L286 SmtUtils]: Spent 47.15s on a formula simplification that was a NOOP. DAG size: 54 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:45:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2024-12-06 00:45:11,634 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2024-12-06 00:45:11,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 00:45:11,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:11,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:45:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:45:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:11,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-06 00:45:11,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 44 proven. 144 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-12-06 00:46:42,366 WARN L286 SmtUtils]: Spent 1.36m on a formula simplification that was a NOOP. DAG size: 59 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:47:34,513 WARN L286 SmtUtils]: Spent 49.31s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:48:07,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:48:08,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:48:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 54 states and 89 transitions. [2024-12-06 00:48:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 89 transitions. [2024-12-06 00:48:08,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 00:48:08,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:48:08,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:48:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:48:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:48:18,261 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:48:18,264 INFO L158 Benchmark]: Toolchain (without parser) took 566396.32ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 63.1MB in the end (delta: 54.2MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-12-06 00:48:18,264 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:48:18,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 160.55ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 106.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:48:18,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.13ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:48:18,265 INFO L158 Benchmark]: Boogie Preprocessor took 14.64ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.3MB in the end (delta: 578.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:48:18,266 INFO L158 Benchmark]: RCFGBuilder took 221.72ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.2MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:48:18,266 INFO L158 Benchmark]: CodeCheck took 565974.65ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 63.1MB in the end (delta: 30.1MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-12-06 00:48:18,268 INFO L338 ainManager$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 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 160.55ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 106.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.13ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.64ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.3MB in the end (delta: 578.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 221.72ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.2MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 565974.65ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 63.1MB in the end (delta: 30.1MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:48:18,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash 733c8c0d341cb54eee4e59b43f30f5bf47e1dd1b655467c56f6a38527ef3ee98 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:48:20,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:48:20,211 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:48:20,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:48:20,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:48:20,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:48:20,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:48:20,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:48:20,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:48:20,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:48:20,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:48:20,241 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:48:20,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:48:20,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:48:20,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:48:20,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:48:20,241 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:48:20,241 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:48:20,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:48:20,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:48:20,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:48:20,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:48:20,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:48:20,242 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:48:20,242 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:48:20,242 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:48:20,242 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_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733c8c0d341cb54eee4e59b43f30f5bf47e1dd1b655467c56f6a38527ef3ee98 [2024-12-06 00:48:20,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:48:20,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:48:20,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:48:20,496 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:48:20,497 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:48:20,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c [2024-12-06 00:48:23,195 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data/d7868b7b6/1ede1d3a8f6d41f0a0567aced4d5952b/FLAG1ece2eb75 [2024-12-06 00:48:23,361 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:48:23,362 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c [2024-12-06 00:48:23,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data/d7868b7b6/1ede1d3a8f6d41f0a0567aced4d5952b/FLAG1ece2eb75 [2024-12-06 00:48:23,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/data/d7868b7b6/1ede1d3a8f6d41f0a0567aced4d5952b [2024-12-06 00:48:23,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:48:23,749 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:48:23,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:48:23,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:48:23,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:48:23,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e1420b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23, skipping insertion in model container [2024-12-06 00:48:23,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,764 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:48:23,866 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_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c[525,538] [2024-12-06 00:48:23,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:48:23,889 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:48:23,897 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_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c[525,538] [2024-12-06 00:48:23,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:48:23,914 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:48:23,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23 WrapperNode [2024-12-06 00:48:23,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:48:23,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:48:23,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:48:23,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:48:23,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,935 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2024-12-06 00:48:23,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:48:23,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:48:23,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:48:23,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:48:23,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,946 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:48:23,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:48:23,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:48:23,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:48:23,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:48:23" (1/1) ... [2024-12-06 00:48:23,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:48:23,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:48:23,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:48:23,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:48:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:48:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:48:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:48:24,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:48:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:48:24,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:48:24,062 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:48:24,064 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:48:24,321 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 00:48:24,321 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:48:24,338 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:48:24,338 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:48:24,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:48:24 BoogieIcfgContainer [2024-12-06 00:48:24,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:48:24,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:48:24,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:48:24,346 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:48:24,346 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:48:24" (1/1) ... [2024-12-06 00:48:24,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:48:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:48:24,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-12-06 00:48:24,387 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-12-06 00:48:24,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:48:24,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:48:24,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:48:24,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:48:24,392 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:48:24,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:48:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:24,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:48:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:24,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:48:24,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:48:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:48:24,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:48:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:48:24,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-06 00:48:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-06 00:48:24,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:48:24,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:48:24,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:48:24,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:48:24,549 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:48:24,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:48:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:24,702 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:48:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:24,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 00:48:24,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:48:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:48:24,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:48:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:48:25,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-12-06 00:48:25,650 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-12-06 00:48:25,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:48:25,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:48:25,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:48:25,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:48:25,652 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:48:25,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:48:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:25,788 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:48:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:25,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:48:25,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:48:25,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:48:25,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:48:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:48:26,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-12-06 00:48:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-12-06 00:48:26,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:48:26,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:48:26,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:48:26,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:48:26,234 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:48:26,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 00:48:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:26,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:48:26,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:26,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 00:48:26,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:48:29,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:48:29,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 00:48:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:48:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2024-12-06 00:48:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2024-12-06 00:48:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:48:34,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:48:34,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:48:34,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:48:34,725 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:48:34,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 00:48:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:48:35,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:48:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:48:45,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 00:48:45,142 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:48:45,147 INFO L158 Benchmark]: Toolchain (without parser) took 21396.67ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 46.6MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-12-06 00:48:45,147 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:48:45,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 164.32ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 57.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:48:45,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.74ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 56.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:48:45,148 INFO L158 Benchmark]: Boogie Preprocessor took 20.43ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.6MB in the end (delta: 899.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:48:45,148 INFO L158 Benchmark]: RCFGBuilder took 381.27ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 44.4MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:48:45,149 INFO L158 Benchmark]: CodeCheck took 20806.62ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 46.6MB in the end (delta: -2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:48:45,151 INFO L338 ainManager$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 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 164.32ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 57.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.74ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 56.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.43ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.6MB in the end (delta: 899.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 381.27ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 44.4MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 20806.62ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 46.6MB in the end (delta: -2.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:48:45,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4849ce9b-3fd1-41e2-9f9a-29899caa8f2f/bin/ukojak-verify-CZk0znPC7b/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown