./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 27e059eb1633b1ab9c045484375455e2667fa3360a55d0bc53eccfa53fe7600f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:15:35,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:15:35,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:15:35,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:15:35,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:15:35,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:15:35,217 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:15:35,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:15:35,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:15:35,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:15:35,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:15:35,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:15:35,221 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:15:35,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:15:35,222 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:15:35,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:15:35,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:15:35,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:15:35,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:15:35,224 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:15:35,225 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:15:35,226 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:15:35,226 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:15:35,227 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:15:35,227 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:15:35,228 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:15:35,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:15:35,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:15:35,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:15:35,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:35,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:15:35,231 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:15:35,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:15:35,232 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:15:35,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:15:35,233 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27e059eb1633b1ab9c045484375455e2667fa3360a55d0bc53eccfa53fe7600f [2024-11-08 23:15:35,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:15:35,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:15:35,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:15:35,713 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:15:35,714 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:15:35,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i Unable to find full path for "g++" [2024-11-08 23:15:38,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:15:38,601 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:15:38,601 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i [2024-11-08 23:15:38,623 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/data/e853ee574/13b146d4b87a4c158b9978a3beec5cc6/FLAGc038689a6 [2024-11-08 23:15:38,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/data/e853ee574/13b146d4b87a4c158b9978a3beec5cc6 [2024-11-08 23:15:38,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:15:38,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:15:38,652 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:38,652 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:15:38,666 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:15:38,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:15:38" (1/1) ... [2024-11-08 23:15:38,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b422a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:38, skipping insertion in model container [2024-11-08 23:15:38,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:15:38" (1/1) ... [2024-11-08 23:15:38,744 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:15:39,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:39,515 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:15:39,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:39,661 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:15:39,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39 WrapperNode [2024-11-08 23:15:39,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:39,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:39,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:15:39,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:15:39,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,723 INFO L138 Inliner]: procedures = 164, calls = 73, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 50 [2024-11-08 23:15:39,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:39,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:15:39,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:15:39,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:15:39,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:15:39,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:15:39,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:15:39,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:15:39,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:39" (1/1) ... [2024-11-08 23:15:39,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:39,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:15:39,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:15:39,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:15:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 23:15:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 23:15:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:15:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:15:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:15:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:15:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:15:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:15:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:15:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:15:40,051 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:15:40,054 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:15:40,267 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 23:15:40,268 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:15:40,322 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:15:40,322 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:15:40,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:40 BoogieIcfgContainer [2024-11-08 23:15:40,323 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:15:40,324 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:15:40,324 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:15:40,340 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:15:40,340 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:40" (1/1) ... [2024-11-08 23:15:40,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:15:40,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:40,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2024-11-08 23:15:40,431 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-11-08 23:15:40,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:15:40,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:40,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:40,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:15:41,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2024-11-08 23:15:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-11-08 23:15:41,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:15:41,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:41,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:15:41,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:41,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2024-11-08 23:15:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2024-11-08 23:15:41,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:15:41,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:41,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:41,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:15:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2024-11-08 23:15:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2024-11-08 23:15:41,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:15:41,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:41,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:41,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:15:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:41,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2024-11-08 23:15:41,772 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2024-11-08 23:15:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:15:41,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:41,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:41,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:15:42,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:42,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 50 transitions. [2024-11-08 23:15:42,046 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2024-11-08 23:15:42,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:15:42,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:42,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:42,238 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:15:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:42,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2024-11-08 23:15:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2024-11-08 23:15:42,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:15:42,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:42,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:15:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2024-11-08 23:15:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2024-11-08 23:15:42,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:15:42,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:42,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:15:43,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:43,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 52 states and 73 transitions. [2024-11-08 23:15:43,062 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2024-11-08 23:15:43,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:15:43,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:43,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:43,272 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:15:43,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:43,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2024-11-08 23:15:43,474 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2024-11-08 23:15:43,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:15:43,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:43,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:43,631 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 23:15:43,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2024-11-08 23:15:43,699 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2024-11-08 23:15:43,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:15:43,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:43,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:43,916 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:15:44,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:44,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2024-11-08 23:15:44,198 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2024-11-08 23:15:44,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:15:44,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:44,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:44,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:15:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:44,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 62 transitions. [2024-11-08 23:15:44,509 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2024-11-08 23:15:44,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:15:44,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:44,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:44,659 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-08 23:15:44,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 47 states and 61 transitions. [2024-11-08 23:15:44,857 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2024-11-08 23:15:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:15:44,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:44,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:45,117 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:15:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 72 transitions. [2024-11-08 23:15:45,514 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2024-11-08 23:15:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:15:45,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:45,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:45,760 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:15:46,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:46,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 78 transitions. [2024-11-08 23:15:46,084 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2024-11-08 23:15:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:15:46,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:46,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:46,433 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:15:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:46,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 67 states and 89 transitions. [2024-11-08 23:15:46,941 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2024-11-08 23:15:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 23:15:46,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:46,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:15:47,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:47,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 73 states and 95 transitions. [2024-11-08 23:15:47,697 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 95 transitions. [2024-11-08 23:15:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:15:47,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:47,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:48,148 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 23:15:48,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 80 states and 106 transitions. [2024-11-08 23:15:48,724 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2024-11-08 23:15:48,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:15:48,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:48,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:49,108 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 23:15:49,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:49,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 112 transitions. [2024-11-08 23:15:49,547 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2024-11-08 23:15:49,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 23:15:49,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:49,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:50,000 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 23:15:50,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:50,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 123 transitions. [2024-11-08 23:15:50,587 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2024-11-08 23:15:50,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:15:50,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:50,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:51,082 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 23:15:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:51,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 99 states and 129 transitions. [2024-11-08 23:15:51,597 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 129 transitions. [2024-11-08 23:15:51,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:15:51,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:51,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:52,199 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 23:15:52,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 106 states and 140 transitions. [2024-11-08 23:15:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2024-11-08 23:15:52,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 23:15:52,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:52,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:53,572 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 23:15:54,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 112 states and 146 transitions. [2024-11-08 23:15:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 146 transitions. [2024-11-08 23:15:54,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-08 23:15:54,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:54,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:54,728 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-08 23:15:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:55,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 119 states and 157 transitions. [2024-11-08 23:15:55,491 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 157 transitions. [2024-11-08 23:15:55,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-08 23:15:55,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:55,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:56,120 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-08 23:15:56,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:56,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 125 states and 163 transitions. [2024-11-08 23:15:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 163 transitions. [2024-11-08 23:15:56,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-08 23:15:56,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:56,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:57,308 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 23:15:58,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:58,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 132 states and 174 transitions. [2024-11-08 23:15:58,126 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 174 transitions. [2024-11-08 23:15:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-08 23:15:58,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:58,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 23:15:59,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:59,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 138 states and 180 transitions. [2024-11-08 23:15:59,553 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 180 transitions. [2024-11-08 23:15:59,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 23:15:59,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:59,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-08 23:16:01,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:01,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 145 states and 191 transitions. [2024-11-08 23:16:01,192 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 191 transitions. [2024-11-08 23:16:01,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-08 23:16:01,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:01,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:16:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:02,084 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-08 23:16:02,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:02,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 151 states and 197 transitions. [2024-11-08 23:16:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 197 transitions. [2024-11-08 23:16:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 23:16:02,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:02,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:16:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:06,047 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 321 proven. 64 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 23:16:18,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 137 states and 178 transitions. [2024-11-08 23:16:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 178 transitions. [2024-11-08 23:16:18,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:16:18,790 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 31 iterations. [2024-11-08 23:16:18,804 INFO L729 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2024-11-08 23:16:19,425 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 525 531) the Hoare annotation is: true [2024-11-08 23:16:19,426 INFO L77 FloydHoareUtils]: At program point ldv_mallocEXIT(lines 525 531) the Hoare annotation is: true [2024-11-08 23:16:19,426 INFO L77 FloydHoareUtils]: At program point L774-5(line 774) the Hoare annotation is: true [2024-11-08 23:16:19,426 INFO L77 FloydHoareUtils]: At program point L774-6(lines 774 776) the Hoare annotation is: true [2024-11-08 23:16:19,426 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 774) the Hoare annotation is: true [2024-11-08 23:16:19,427 INFO L77 FloydHoareUtils]: At program point L774-7(lines 774 776) the Hoare annotation is: true [2024-11-08 23:16:19,427 INFO L77 FloydHoareUtils]: At program point L766(line 766) the Hoare annotation is: (= |ULTIMATE.start_entry_point_~i~0#1| 0) [2024-11-08 23:16:19,427 INFO L77 FloydHoareUtils]: At program point L762(line 762) the Hoare annotation is: (<= |ULTIMATE.start_entry_point_~len~0#1| 10) [2024-11-08 23:16:19,427 INFO L77 FloydHoareUtils]: At program point L762-1(line 762) the Hoare annotation is: true [2024-11-08 23:16:19,431 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 767) the Hoare annotation is: true [2024-11-08 23:16:19,431 INFO L77 FloydHoareUtils]: At program point L767-1(lines 767 771) the Hoare annotation is: (<= |ULTIMATE.start_entry_point_~i~0#1| 2147483647) [2024-11-08 23:16:19,431 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 774) no Hoare annotation was computed. [2024-11-08 23:16:19,431 INFO L77 FloydHoareUtils]: At program point L767-3(line 767) the Hoare annotation is: true [2024-11-08 23:16:19,432 INFO L77 FloydHoareUtils]: At program point L767-4(line 767) the Hoare annotation is: true [2024-11-08 23:16:19,432 INFO L77 FloydHoareUtils]: At program point L767-5(lines 767 771) the Hoare annotation is: (<= |ULTIMATE.start_entry_point_~i~0#1| 2147483647) [2024-11-08 23:16:19,432 INFO L77 FloydHoareUtils]: At program point L767-6(lines 760 779) the Hoare annotation is: true [2024-11-08 23:16:19,432 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 767) the Hoare annotation is: true [2024-11-08 23:16:19,432 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:16:19,433 INFO L77 FloydHoareUtils]: At program point L768(line 768) the Hoare annotation is: (<= |ULTIMATE.start_entry_point_~i~0#1| 2147483647) [2024-11-08 23:16:19,433 INFO L77 FloydHoareUtils]: At program point L768-1(line 768) the Hoare annotation is: true [2024-11-08 23:16:19,433 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 774) the Hoare annotation is: true [2024-11-08 23:16:19,433 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:16:19,433 INFO L77 FloydHoareUtils]: At program point entry_point_err#1(lines 773 776) the Hoare annotation is: true [2024-11-08 23:16:19,433 INFO L77 FloydHoareUtils]: At program point L769(line 769) the Hoare annotation is: true [2024-11-08 23:16:19,434 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 774) the Hoare annotation is: true [2024-11-08 23:16:19,434 INFO L77 FloydHoareUtils]: At program point L774(line 774) the Hoare annotation is: true [2024-11-08 23:16:19,434 INFO L77 FloydHoareUtils]: At program point L774-2(lines 774 776) the Hoare annotation is: (< 0 (+ |ULTIMATE.start_entry_point_~j~0#1| 1)) [2024-11-08 23:16:19,434 INFO L77 FloydHoareUtils]: At program point L774-4(line 774) the Hoare annotation is: (<= 0 |ULTIMATE.start_entry_point_#t~post46#1|) [2024-11-08 23:16:19,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-08 23:16:19,465 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-08 23:16:19,466 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-08 23:16:19,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:16:19 ImpRootNode [2024-11-08 23:16:19,469 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:16:19,470 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:16:19,471 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:16:19,471 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:16:19,472 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:40" (3/4) ... [2024-11-08 23:16:19,475 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:16:19,479 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-08 23:16:19,484 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-08 23:16:19,485 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 23:16:19,485 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 23:16:19,615 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:16:19,619 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:16:19,619 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:16:19,620 INFO L158 Benchmark]: Toolchain (without parser) took 40970.53ms. Allocated memory was 161.5MB in the beginning and 429.9MB in the end (delta: 268.4MB). Free memory was 123.5MB in the beginning and 292.3MB in the end (delta: -168.8MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-11-08 23:16:19,621 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:19,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1010.39ms. Allocated memory is still 161.5MB. Free memory was 123.1MB in the beginning and 115.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:16:19,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.61ms. Allocated memory is still 161.5MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:19,622 INFO L158 Benchmark]: Boogie Preprocessor took 47.00ms. Allocated memory is still 161.5MB. Free memory was 113.6MB in the beginning and 112.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:19,623 INFO L158 Benchmark]: RCFGBuilder took 551.00ms. Allocated memory is still 161.5MB. Free memory was 112.3MB in the beginning and 97.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:16:19,623 INFO L158 Benchmark]: CodeCheck took 39145.49ms. Allocated memory was 161.5MB in the beginning and 429.9MB in the end (delta: 268.4MB). Free memory was 97.6MB in the beginning and 296.5MB in the end (delta: -198.9MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2024-11-08 23:16:19,624 INFO L158 Benchmark]: Witness Printer took 148.85ms. Allocated memory is still 429.9MB. Free memory was 296.5MB in the beginning and 292.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:16:19,629 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, 28 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 38.4s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3438 SdHoareTripleChecker+Valid, 20.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2568 mSDsluCounter, 2640 SdHoareTripleChecker+Invalid, 16.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1708 mSDsCounter, 2489 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8765 IncrementalHoareTripleChecker+Invalid, 11254 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2489 mSolverCounterUnsat, 932 mSDtfsCounter, 8765 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10349 GetRequests, 9464 SyntacticMatches, 577 SemanticMatches, 308 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40952 ImplicationChecksByTransitivity, 26.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 1459 NumberOfCodeBlocks, 1459 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 1429 ConstructedInterpolants, 0 QuantifiedInterpolants, 3583 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 7 PerfectInterpolantSequences, 1414/3726 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 - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: (i <= 2147483647) - ProcedureContractResult [Line: 525]: Procedure Contract for ldv_malloc Derived contract for procedure ldv_malloc. Ensures: (ldv_global_msg_list == \old(ldv_global_msg_list)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1010.39ms. Allocated memory is still 161.5MB. Free memory was 123.1MB in the beginning and 115.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.61ms. Allocated memory is still 161.5MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.00ms. Allocated memory is still 161.5MB. Free memory was 113.6MB in the beginning and 112.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 551.00ms. Allocated memory is still 161.5MB. Free memory was 112.3MB in the beginning and 97.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 39145.49ms. Allocated memory was 161.5MB in the beginning and 429.9MB in the end (delta: 268.4MB). Free memory was 97.6MB in the beginning and 296.5MB in the end (delta: -198.9MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. * Witness Printer took 148.85ms. Allocated memory is still 429.9MB. Free memory was 296.5MB in the beginning and 292.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID RESULT: Ultimate proved your program to be correct! [2024-11-08 23:16:19,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_089dbcb3-9d17-493a-9939-939d5ba44ca2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE