./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-81.i --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_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/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_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/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_3bfc666e-81bd-4453-a29b-db405dff6a72/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 1035d962e39280c92969b9f7066ecadbc22a9f715d97d0ee182811f942c88e9b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:53:41,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:53:41,881 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:53:41,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:53:41,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:53:41,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:53:41,906 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:53:41,906 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:53:41,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:53:41,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:53:41,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:53:41,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:53:41,907 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:53:41,907 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:53:41,907 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:53:41,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:53:41,907 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:53:41,907 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:53:41,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:53:41,908 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:53:41,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:53:41,908 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:53:41,908 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:53:41,908 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:53:41,908 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:53:41,908 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:53:41,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:53:41,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:53:41,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:53:41,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:53:41,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:53:41,909 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:53:41,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:53:41,909 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_3bfc666e-81bd-4453-a29b-db405dff6a72/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 -> 1035d962e39280c92969b9f7066ecadbc22a9f715d97d0ee182811f942c88e9b [2024-12-06 04:53:42,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:53:42,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:53:42,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:53:42,139 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:53:42,139 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:53:42,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-81.i [2024-12-06 04:53:44,788 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/data/08f725ad4/1f9e5a2aa4ae4ce0802f4f2c55ae0d6d/FLAG8a6ca9dee [2024-12-06 04:53:44,991 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:53:44,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-81.i [2024-12-06 04:53:44,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/data/08f725ad4/1f9e5a2aa4ae4ce0802f4f2c55ae0d6d/FLAG8a6ca9dee [2024-12-06 04:53:45,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/data/08f725ad4/1f9e5a2aa4ae4ce0802f4f2c55ae0d6d [2024-12-06 04:53:45,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:53:45,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:53:45,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:53:45,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:53:45,019 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:53:45,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@405086b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45, skipping insertion in model container [2024-12-06 04:53:45,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,035 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:53:45,135 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_3bfc666e-81bd-4453-a29b-db405dff6a72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-81.i[919,932] [2024-12-06 04:53:45,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:53:45,194 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:53:45,202 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_3bfc666e-81bd-4453-a29b-db405dff6a72/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-81.i[919,932] [2024-12-06 04:53:45,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:53:45,242 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:53:45,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45 WrapperNode [2024-12-06 04:53:45,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:53:45,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:53:45,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:53:45,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:53:45,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,292 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2024-12-06 04:53:45,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:53:45,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:53:45,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:53:45,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:53:45,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,310 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:53:45,323 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:53:45,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:53:45,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:53:45,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:53:45,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:53:45,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:53:45,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:53:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:53:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:53:45,374 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:53:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:53:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:53:45,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:53:45,434 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:53:45,435 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:53:45,753 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 04:53:45,753 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:53:45,943 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:53:45,943 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:53:45,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:53:45 BoogieIcfgContainer [2024-12-06 04:53:45,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:53:45,944 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:53:45,944 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:53:45,954 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:53:45,954 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:53:45" (1/1) ... [2024-12-06 04:53:45,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:53:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:53:46,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2024-12-06 04:53:46,004 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2024-12-06 04:53:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 04:53:46,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:53:46,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:53:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:53:50,006 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 14 proven. 74 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-12-06 04:53:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:53:51,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 88 states and 142 transitions. [2024-12-06 04:53:51,126 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 142 transitions. [2024-12-06 04:53:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-12-06 04:53:51,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:53:51,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:53:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:53:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2693 backedges. 131 proven. 100 refuted. 0 times theorem prover too weak. 2462 trivial. 0 not checked. [2024-12-06 04:53:56,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:53:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 85 states and 139 transitions. [2024-12-06 04:53:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 139 transitions. [2024-12-06 04:53:56,278 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:53:56,278 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-06 04:53:56,285 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L118(line 118) the Hoare annotation is: true [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L85(line 85) the Hoare annotation is: true [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L118-1(line 118) the Hoare annotation is: true [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L85-1(line 85) the Hoare annotation is: (<= 127 (mod ~var_1_5~0 256)) [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L110(line 110) the Hoare annotation is: true [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L94(line 94) the Hoare annotation is: true [2024-12-06 04:53:56,773 INFO L77 FloydHoareUtils]: At program point L94-1(line 94) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L119(line 119) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L103(line 103) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L103-1(line 103) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L95(line 95) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L112(line 112) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L112-1(line 112) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L104(line 104) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L137-2(lines 137 143) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L121(line 121) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L88(line 88) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L121-1(line 121) the Hoare annotation is: true [2024-12-06 04:53:56,774 INFO L77 FloydHoareUtils]: At program point L88-1(line 88) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L113(line 113) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L97(line 97) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L97-1(line 97) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L122(lines 83 123) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L106(line 106) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L106-1(line 106) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L98(line 98) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L115(line 115) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L115-1(line 115) the Hoare annotation is: true [2024-12-06 04:53:56,775 INFO L77 FloydHoareUtils]: At program point L107(line 107) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L91(line 91) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L91-1(line 91) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L116(line 116) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L100(line 100) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L100-1(line 100) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L92(line 92) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L109(line 109) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L109-1(line 109) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point L101(line 101) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-12-06 04:53:56,776 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-12-06 04:53:56,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:53:56 ImpRootNode [2024-12-06 04:53:56,789 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:53:56,789 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:53:56,789 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:53:56,790 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:53:56,790 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:53:45" (3/4) ... [2024-12-06 04:53:56,792 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:53:56,794 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 04:53:56,799 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-12-06 04:53:56,800 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-06 04:53:56,800 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 04:53:56,800 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:53:56,869 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:53:56,869 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:53:56,869 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:53:56,870 INFO L158 Benchmark]: Toolchain (without parser) took 11855.27ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 92.8MB in the beginning and 354.6MB in the end (delta: -261.8MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2024-12-06 04:53:56,870 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:56,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.48ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 78.4MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:53:56,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.10ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 74.1MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:56,871 INFO L158 Benchmark]: Boogie Preprocessor took 29.54ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 72.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:56,871 INFO L158 Benchmark]: RCFGBuilder took 620.23ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 72.8MB in the end (delta: -362.3kB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-12-06 04:53:56,872 INFO L158 Benchmark]: CodeCheck took 10844.35ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 72.8MB in the beginning and 363.0MB in the end (delta: -290.2MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-12-06 04:53:56,872 INFO L158 Benchmark]: Witness Printer took 79.88ms. Allocated memory is still 453.0MB. Free memory was 363.0MB in the beginning and 354.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:53:56,874 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 394 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 72 mSDsluCounter, 358 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 100 mSDsCounter, 140 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 712 IncrementalHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 140 mSolverCounterUnsat, 258 mSDtfsCounter, 712 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1877 GetRequests, 1848 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 2734 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 3169/3343 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((cond != 0) && ((((((((((((((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) && (var_1_18 == \old(var_1_18))) && (var_1_19 == \old(var_1_19))) && (var_1_20 == \old(var_1_20))) && (var_1_21 == \old(var_1_21))) && (var_1_22 == \old(var_1_22))) && (var_1_23 == \old(var_1_23))) && (var_1_24 == \old(var_1_24))) && (last_1_var_1_1 == \old(last_1_var_1_1))) && (last_1_var_1_7 == \old(last_1_var_1_7))) && (last_1_var_1_11 == \old(last_1_var_1_11))) && (last_1_var_1_17 == \old(last_1_var_1_17)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 227.48ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 78.4MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.10ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 74.1MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.54ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 72.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 620.23ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 72.8MB in the end (delta: -362.3kB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * CodeCheck took 10844.35ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 72.8MB in the beginning and 363.0MB in the end (delta: -290.2MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Witness Printer took 79.88ms. Allocated memory is still 453.0MB. Free memory was 363.0MB in the beginning and 354.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:53:56,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bfc666e-81bd-4453-a29b-db405dff6a72/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: TRUE