./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0a95c837253461e666811310d33281cfc4592599bb0e38960c7585c8a470237 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:32,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:32,655 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:24:32,660 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:24:32,661 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:24:32,694 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:32,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:24:32,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:24:32,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:32,696 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:32,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:24:32,698 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:32,699 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:32,699 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:32,699 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:32,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:32,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:32,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:32,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:32,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:24:32,699 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:24:32,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:24:32,699 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0a95c837253461e666811310d33281cfc4592599bb0e38960c7585c8a470237 [2024-11-13 22:24:32,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:32,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:32,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:32,991 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:32,993 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:32,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i Unable to find full path for "g++" [2024-11-13 22:24:34,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:24:35,212 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:24:35,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i [2024-11-13 22:24:35,223 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/data/9c175369b/08d06ad9607a432aa01d0d6025ca13b6/FLAG9a0f1e8aa [2024-11-13 22:24:35,242 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/data/9c175369b/08d06ad9607a432aa01d0d6025ca13b6 [2024-11-13 22:24:35,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:24:35,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:24:35,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:35,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:24:35,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:24:35,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ed38212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35, skipping insertion in model container [2024-11-13 22:24:35,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,284 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:24:35,444 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i[916,929] [2024-11-13 22:24:35,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:35,522 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:24:35,537 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i[916,929] [2024-11-13 22:24:35,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:35,620 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:24:35,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35 WrapperNode [2024-11-13 22:24:35,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:35,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:35,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:24:35,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:24:35,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,691 INFO L138 Inliner]: procedures = 29, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 429 [2024-11-13 22:24:35,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:35,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:24:35,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:24:35,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:24:35,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:24:35,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:24:35,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:24:35,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:24:35,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:35" (1/1) ... [2024-11-13 22:24:35,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:35,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:24:35,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:24:35,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09fe0af-191a-414a-88e4-7f81b1d1f914/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:24:35,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:24:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:24:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:24:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:24:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:24:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 22:24:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:24:35,832 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:24:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:24:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:24:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:24:35,973 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:24:35,976 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:24:36,690 INFO L? ?]: Removed 98 outVars from TransFormulas that were not future-live. [2024-11-13 22:24:36,691 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:24:37,336 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:24:37,337 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:24:37,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:37 BoogieIcfgContainer [2024-11-13 22:24:37,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:24:37,338 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:24:37,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:24:37,350 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:24:37,350 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:37" (1/1) ... [2024-11-13 22:24:37,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:24:37,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:37,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2024-11-13 22:24:37,426 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2024-11-13 22:24:37,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 22:24:37,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:37,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:06,086 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 25 proven. 59 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-11-13 22:25:11,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 22:25:11,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2024-11-13 22:25:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2024-11-13 22:25:11,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 22:25:11,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:11,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:53,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 189 proven. 189 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2024-11-13 22:27:01,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result VALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 22:27:04,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 174 states and 304 transitions. [2024-11-13 22:27:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 304 transitions. [2024-11-13 22:27:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-13 22:27:04,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:04,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:05,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3667 backedges. 174 proven. 321 refuted. 0 times theorem prover too weak. 3172 trivial. 0 not checked. [2024-11-13 22:29:25,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 22:29:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 257 states and 462 transitions. [2024-11-13 22:29:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 462 transitions. [2024-11-13 22:29:25,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-13 22:29:25,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:25,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:29:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:33,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3667 backedges. 252 proven. 331 refuted. 0 times theorem prover too weak. 3084 trivial. 0 not checked. [2024-11-13 22:31:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:36,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 287 states and 524 transitions. [2024-11-13 22:31:36,099 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 524 transitions. [2024-11-13 22:31:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-13 22:31:36,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:36,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:31:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:45,221 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 22:35:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 3667 backedges. 481 proven. 377 refuted. 0 times theorem prover too weak. 2809 trivial. 0 not checked. [2024-11-13 22:38:16,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 330 states and 620 transitions. [2024-11-13 22:38:16,287 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 620 transitions. [2024-11-13 22:38:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2024-11-13 22:38:16,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:16,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat