./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/geo1-u2.c --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_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/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_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/geo1-u2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/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_860dcd64-78ea-48bc-97e1-c8f1e43c854a/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 60503b6cfd2a800757639deb106bbf28191c36de345606f03caabc1a25a1beff --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:28:26,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:28:26,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:28:26,769 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:28:26,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:28:26,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:28:26,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:28:26,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:28:26,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:28:26,823 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:28:26,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:28:26,824 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:28:26,824 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:28:26,824 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:28:26,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:28:26,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:28:26,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:28:26,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:28:26,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:28:26,830 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:28:26,830 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:28:26,831 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:28:26,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:28:26,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:28:26,836 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:28:26,836 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:28:26,837 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:28:26,837 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:28:26,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:28:26,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:26,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:28:26,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:28:26,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:28:26,839 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:28:26,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:28:26,840 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_860dcd64-78ea-48bc-97e1-c8f1e43c854a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60503b6cfd2a800757639deb106bbf28191c36de345606f03caabc1a25a1beff [2024-11-08 22:28:27,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:28:27,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:28:27,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:28:27,180 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:28:27,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:28:27,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench/geo1-u2.c Unable to find full path for "g++" [2024-11-08 22:28:29,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:28:29,470 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:28:29,471 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/sv-benchmarks/c/nla-digbench/geo1-u2.c [2024-11-08 22:28:29,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/data/901b35eed/623e7e958f5c4c9fa49c44d7713e9cca/FLAGdeb62c51c [2024-11-08 22:28:29,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/data/901b35eed/623e7e958f5c4c9fa49c44d7713e9cca [2024-11-08 22:28:29,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:28:29,835 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:28:29,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:29,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:28:29,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:28:29,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:29" (1/1) ... [2024-11-08 22:28:29,848 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a15518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:29, skipping insertion in model container [2024-11-08 22:28:29,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:29" (1/1) ... [2024-11-08 22:28:29,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:28:30,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:30,179 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:28:30,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:30,220 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:28:30,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30 WrapperNode [2024-11-08 22:28:30,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:30,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:30,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:28:30,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:28:30,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,265 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2024-11-08 22:28:30,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:30,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:28:30,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:28:30,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:28:30,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:28:30,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:28:30,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:28:30,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:28:30,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:30,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:28:30,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:28:30,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:28:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:28:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:28:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:28:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:28:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:28:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:28:30,448 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:28:30,450 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:28:30,749 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-08 22:28:30,749 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:30,790 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:30,790 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:28:30,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:30 BoogieIcfgContainer [2024-11-08 22:28:30,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:30,792 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:30,792 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:30,804 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:30,804 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:30" (1/1) ... [2024-11-08 22:28:30,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:30,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:30,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2024-11-08 22:28:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2024-11-08 22:28:30,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:28:30,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:30,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:28:31,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:31,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2024-11-08 22:28:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2024-11-08 22:28:31,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:28:31,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:31,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:28:31,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:31,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:31,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2024-11-08 22:28:31,276 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2024-11-08 22:28:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:28:31,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:31,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:28:31,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:31,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:31,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2024-11-08 22:28:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2024-11-08 22:28:31,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:28:31,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:31,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:31,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:31,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 58 states and 60 transitions. [2024-11-08 22:28:31,537 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2024-11-08 22:28:31,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:28:31,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:31,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:28:31,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:31,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:31,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 64 states and 67 transitions. [2024-11-08 22:28:31,781 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2024-11-08 22:28:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:28:31,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:31,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:32,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:32,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 71 states and 77 transitions. [2024-11-08 22:28:32,292 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2024-11-08 22:28:32,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:28:32,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:32,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:32,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:32,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 72 states and 79 transitions. [2024-11-08 22:28:32,601 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2024-11-08 22:28:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:28:32,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:32,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:32,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2024-11-08 22:28:32,837 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2024-11-08 22:28:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:28:32,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:32,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:32,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:33,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 86 states and 101 transitions. [2024-11-08 22:28:33,664 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2024-11-08 22:28:33,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:28:33,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:33,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:33,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:28:33,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:33,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:33,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:33,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 107 transitions. [2024-11-08 22:28:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 107 transitions. [2024-11-08 22:28:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:28:34,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:34,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:34,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:34,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2024-11-08 22:28:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2024-11-08 22:28:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:28:34,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:34,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:34,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:28:34,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:34,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:34,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 91 states and 109 transitions. [2024-11-08 22:28:34,234 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 109 transitions. [2024-11-08 22:28:34,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:28:34,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:34,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 94 states and 113 transitions. [2024-11-08 22:28:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2024-11-08 22:28:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:28:35,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:35,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 95 states and 115 transitions. [2024-11-08 22:28:36,275 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 115 transitions. [2024-11-08 22:28:36,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:28:36,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:36,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:37,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:41,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:41,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 99 states and 120 transitions. [2024-11-08 22:28:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 120 transitions. [2024-11-08 22:28:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:28:41,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:41,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:28:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:41,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:28:41,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:42,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:43,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:43,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 101 states and 123 transitions. [2024-11-08 22:28:43,306 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 123 transitions. [2024-11-08 22:28:43,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:28:43,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:43,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:43,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:43,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:43,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 100 states and 122 transitions. [2024-11-08 22:28:43,596 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 122 transitions. [2024-11-08 22:28:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:28:43,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:43,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:53,724 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:29:03,748 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:30:04,048 WARN L286 SmtUtils]: Spent 20.01s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:30:12,262 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:31:33,039 WARN L286 SmtUtils]: Spent 20.11s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:32:24,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:33:45,550 WARN L286 SmtUtils]: Spent 17.22s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:34:23,745 WARN L286 SmtUtils]: Spent 6.93s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:34:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:34:54,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 105 states and 131 transitions. [2024-11-08 22:34:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 131 transitions. [2024-11-08 22:34:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:34:54,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:34:54,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:34:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:35:26,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:26,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 115 states and 143 transitions. [2024-11-08 22:35:26,330 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 143 transitions. [2024-11-08 22:35:26,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:35:26,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:26,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:35:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:36,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:36:55,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:55,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 128 states and 160 transitions. [2024-11-08 22:36:55,199 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2024-11-08 22:36:55,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:36:55,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:55,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:55,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:36:55,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:55,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:27,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 143 states and 178 transitions. [2024-11-08 22:37:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 178 transitions. [2024-11-08 22:37:27,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:37:27,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:27,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:37:27,736 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:37:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:37:27,763 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 22 iterations. [2024-11-08 22:37:27,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:37:27 ImpRootNode [2024-11-08 22:37:27,799 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:37:27,799 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:37:27,799 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:37:27,800 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:37:27,800 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:30" (3/4) ... [2024-11-08 22:37:27,802 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:37:27,855 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:37:27,856 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:37:27,857 INFO L158 Benchmark]: Toolchain (without parser) took 538021.45ms. Allocated memory is still 146.8MB. Free memory was 113.3MB in the beginning and 42.1MB in the end (delta: 71.2MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. [2024-11-08 22:37:27,857 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:37:27,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.81ms. Allocated memory is still 146.8MB. Free memory was 112.9MB in the beginning and 100.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:37:27,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.32ms. Allocated memory is still 146.8MB. Free memory was 100.7MB in the beginning and 98.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:37:27,859 INFO L158 Benchmark]: Boogie Preprocessor took 31.17ms. Allocated memory is still 146.8MB. Free memory was 98.7MB in the beginning and 97.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:37:27,860 INFO L158 Benchmark]: RCFGBuilder took 490.45ms. Allocated memory is still 146.8MB. Free memory was 97.5MB in the beginning and 80.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:37:27,861 INFO L158 Benchmark]: CodeCheck took 537007.11ms. Allocated memory is still 146.8MB. Free memory was 80.8MB in the beginning and 44.1MB in the end (delta: 36.6MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-08 22:37:27,861 INFO L158 Benchmark]: Witness Printer took 56.70ms. Allocated memory is still 146.8MB. Free memory was 44.1MB in the beginning and 42.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:37:27,865 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, 53 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 536.9s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1540 SdHoareTripleChecker+Valid, 12.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1266 mSDsluCounter, 428 SdHoareTripleChecker+Invalid, 10.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 272 mSDsCounter, 467 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3540 IncrementalHoareTripleChecker+Invalid, 4007 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 467 mSolverCounterUnsat, 156 mSDtfsCounter, 3540 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2316 GetRequests, 2094 SyntacticMatches, 78 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12559 ImplicationChecksByTransitivity, 500.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 234.4s InterpolantComputationTime, 305 NumberOfCodeBlocks, 305 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 262 ConstructedInterpolants, 0 QuantifiedInterpolants, 1671 SizeOfPredicates, 0 NumberOfNonLiveVariables, 315 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 40]: integer overflow possible integer overflow possible We found a FailurePath: [L23] unsigned int z, k; [L24] long long x, y, c; [L25] z = __VERIFIER_nondet_uint() [L26] k = __VERIFIER_nondet_uint() [L28] x = 1 [L29] y = z [L30] c = 1 VAL [c=1, x=1, y=3037000500, z=7331967796] [L32] COND TRUE 1 VAL [c=1, x=1, y=3037000500, z=7331967796] [L33] EXPR x*z VAL [c=1, x=1, y=3037000500, z=7331967796] [L33] EXPR x*z - x VAL [c=1, x=1, y=3037000500, z=7331967796] [L33] EXPR x*z - x - y VAL [c=1, x=1, y=3037000500, z=7331967796] [L33] EXPR x*z - x - y + 1 VAL [c=1, x=1, y=3037000500, z=7331967796] [L33] CALL __VERIFIER_assert(x*z - x - y + 1 == 0) [L16] COND FALSE !(!(cond)) [L33] RET __VERIFIER_assert(x*z - x - y + 1 == 0) VAL [c=1, x=1, y=3037000500, z=7331967796] [L35] COND FALSE !(!(c < k)) VAL [c=1, k=2, x=1, y=3037000500, z=7331967796] [L38] EXPR c + 1 [L38] c = c + 1 VAL [c=2, k=2, x=1, y=3037000500, z=7331967796] [L39] EXPR x * z VAL [c=2, k=2, x=1, y=3037000500, z=7331967796] [L39] EXPR x * z + 1 [L39] x = x * z + 1 VAL [c=2, k=2, x=3037000501, y=3037000500, z=7331967796] [L40] y * z VAL [c=2, k=2, x=3037000501] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.81ms. Allocated memory is still 146.8MB. Free memory was 112.9MB in the beginning and 100.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.32ms. Allocated memory is still 146.8MB. Free memory was 100.7MB in the beginning and 98.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.17ms. Allocated memory is still 146.8MB. Free memory was 98.7MB in the beginning and 97.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.45ms. Allocated memory is still 146.8MB. Free memory was 97.5MB in the beginning and 80.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 537007.11ms. Allocated memory is still 146.8MB. Free memory was 80.8MB in the beginning and 44.1MB in the end (delta: 36.6MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Witness Printer took 56.70ms. Allocated memory is still 146.8MB. Free memory was 44.1MB in the beginning and 42.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 22:37:27,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860dcd64-78ea-48bc-97e1-c8f1e43c854a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)