./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/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_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/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_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 19:49:17,546 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:49:17,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:49:17,657 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:49:17,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:49:17,692 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:49:17,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:49:17,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:49:17,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:49:17,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:49:17,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:49:17,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:49:17,700 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:49:17,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:49:17,703 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:49:17,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:49:17,704 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:49:17,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:49:17,705 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:49:17,705 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:49:17,706 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:49:17,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:49:17,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:49:17,707 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:49:17,707 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:49:17,708 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:49:17,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:49:17,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:49:17,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:49:17,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:49:17,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:49:17,713 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:49:17,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:49:17,714 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_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0a95c837253461e666811310d33281cfc4592599bb0e38960c7585c8a470237 [2024-11-08 19:49:18,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:49:18,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:49:18,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:49:18,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:49:18,084 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:49:18,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i Unable to find full path for "g++" [2024-11-08 19:49:20,154 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:49:20,361 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:49:20,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i [2024-11-08 19:49:20,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/data/3584ef327/1b51e81b4e6c445ebb049a031af08c57/FLAG9ba080f46 [2024-11-08 19:49:20,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/data/3584ef327/1b51e81b4e6c445ebb049a031af08c57 [2024-11-08 19:49:20,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:49:20,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:49:20,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:49:20,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:49:20,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:49:20,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:49:20" (1/1) ... [2024-11-08 19:49:20,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d7d448c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:20, skipping insertion in model container [2024-11-08 19:49:20,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:49:20" (1/1) ... [2024-11-08 19:49:20,758 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:49:20,975 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_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i[916,929] [2024-11-08 19:49:21,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:49:21,069 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:49:21,080 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_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i[916,929] [2024-11-08 19:49:21,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:49:21,153 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:49:21,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21 WrapperNode [2024-11-08 19:49:21,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:49:21,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:49:21,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:49:21,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:49:21,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,224 INFO L138 Inliner]: procedures = 29, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 429 [2024-11-08 19:49:21,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:49:21,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:49:21,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:49:21,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:49:21,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,308 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:49:21,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:49:21,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:49:21,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:49:21,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:49:21" (1/1) ... [2024-11-08 19:49:21,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:49:21,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:49:21,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:49:21,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4b3c25-24e0-48ab-b5af-74e37e938a1f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:49:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:49:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 19:49:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:49:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 19:49:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:49:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 19:49:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:49:21,394 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:49:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:49:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:49:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:49:21,552 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:49:21,554 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:49:22,125 INFO L? ?]: Removed 98 outVars from TransFormulas that were not future-live. [2024-11-08 19:49:22,126 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:49:22,758 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:49:22,759 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:49:22,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:49:22 BoogieIcfgContainer [2024-11-08 19:49:22,759 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:49:22,760 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:49:22,760 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:49:22,773 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:49:22,774 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:49:22" (1/1) ... [2024-11-08 19:49:22,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:49:22,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2024-11-08 19:49:22,864 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2024-11-08 19:49:22,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-08 19:49:22,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:22,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:56,565 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 25 proven. 59 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-11-08 19:50:03,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 19:50:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:04,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2024-11-08 19:50:04,454 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2024-11-08 19:50:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-08 19:50:04,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:04,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:50:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:55,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 189 proven. 189 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2024-11-08 19:52:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:13,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 174 states and 304 transitions. [2024-11-08 19:52:13,228 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 304 transitions. [2024-11-08 19:52:13,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-08 19:52:13,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:13,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:52:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3667 backedges. 174 proven. 321 refuted. 0 times theorem prover too weak. 3172 trivial. 0 not checked. [2024-11-08 19:54:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:54:44,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 257 states and 462 transitions. [2024-11-08 19:54:44,359 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 462 transitions. [2024-11-08 19:54:44,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-08 19:54:44,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:54:44,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:55:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:56:05,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3667 backedges. 252 proven. 331 refuted. 0 times theorem prover too weak. 3084 trivial. 0 not checked. [2024-11-08 19:56:50,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 19:56:50,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:56:50,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 269 states and 490 transitions. [2024-11-08 19:56:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 490 transitions. [2024-11-08 19:56:50,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-08 19:56:50,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:56:50,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:57:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:00:01,254 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 20:00:14,425 WARN L286 SmtUtils]: Spent 10.08s on a formula simplification that was a NOOP. DAG size: 101 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 20:01:07,251 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 20:01:17,240 WARN L286 SmtUtils]: Spent 9.33s on a formula simplification. DAG size of input: 72 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 20:01:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 3667 backedges. 481 proven. 377 refuted. 0 times theorem prover too weak. 2809 trivial. 0 not checked.