./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3 --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 9fa803c5228144b1f285d7cbd5db54178434e406a166ffeeadce9b553bef79d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:27:01,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:27:01,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:27:01,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:27:01,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:27:01,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:27:01,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:27:01,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:27:01,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:27:01,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:27:01,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:27:01,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:27:01,142 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:27:01,143 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:27:01,144 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:27:01,144 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:27:01,144 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:27:01,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:27:01,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:27:01,144 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:27:01,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:27:01,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:27:01,144 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:27:01,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:27:01,147 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_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3 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 -> 9fa803c5228144b1f285d7cbd5db54178434e406a166ffeeadce9b553bef79d3 [2024-11-25 03:27:01,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:27:01,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:27:01,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:27:01,462 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:27:01,463 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:27:01,464 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i [2024-11-25 03:27:04,361 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/data/3c0fc16d0/f284c16935a6441b8ef4bdb0f0f71022/FLAG61e77348d [2024-11-25 03:27:04,645 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:27:04,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i [2024-11-25 03:27:04,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/data/3c0fc16d0/f284c16935a6441b8ef4bdb0f0f71022/FLAG61e77348d [2024-11-25 03:27:04,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/data/3c0fc16d0/f284c16935a6441b8ef4bdb0f0f71022 [2024-11-25 03:27:04,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:27:04,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:27:04,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:27:04,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:27:04,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:27:04,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:27:04" (1/1) ... [2024-11-25 03:27:04,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308eeeed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:04, skipping insertion in model container [2024-11-25 03:27:04,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:27:04" (1/1) ... [2024-11-25 03:27:04,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:27:04,896 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_4e76c492-0b54-4096-817a-117d02f7d3ae/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i[917,930] [2024-11-25 03:27:04,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:27:04,979 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:27:04,992 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_4e76c492-0b54-4096-817a-117d02f7d3ae/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-66.i[917,930] [2024-11-25 03:27:05,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:27:05,052 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:27:05,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05 WrapperNode [2024-11-25 03:27:05,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:27:05,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:27:05,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:27:05,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:27:05,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,123 INFO L138 Inliner]: procedures = 27, calls = 149, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 438 [2024-11-25 03:27:05,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:27:05,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:27:05,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:27:05,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:27:05,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,164 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:27:05,194 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:27:05,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:27:05,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:27:05,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:05" (1/1) ... [2024-11-25 03:27:05,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:27:05,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:27:05,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:27:05,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76c492-0b54-4096-817a-117d02f7d3ae/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:27:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:27:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-25 03:27:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:27:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:27:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:27:05,287 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:27:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:27:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:27:05,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:27:05,407 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:27:05,409 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:27:06,031 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-25 03:27:06,031 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:27:06,662 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:27:06,663 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:27:06,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:27:06 BoogieIcfgContainer [2024-11-25 03:27:06,663 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:27:06,664 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:27:06,664 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:27:06,675 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:27:06,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:27:06" (1/1) ... [2024-11-25 03:27:06,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:27:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:27:06,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2024-11-25 03:27:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2024-11-25 03:27:06,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-25 03:27:06,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:27:06,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:27:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-25 03:29:10,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:29:10,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 66 states and 110 transitions. [2024-11-25 03:29:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2024-11-25 03:29:10,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-25 03:29:10,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:29:10,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:29:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:30:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-25 03:32:04,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:32:07,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:32:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:32:07,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 89 states and 158 transitions. [2024-11-25 03:32:07,291 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 158 transitions. [2024-11-25 03:32:07,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-25 03:32:07,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:32:07,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:32:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:33:22,068 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 03:33:53,983 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 20 proven. 25 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-25 03:36:45,796 WARN L286 SmtUtils]: Spent 7.08s on a formula simplification. DAG size of input: 290 DAG size of output: 283 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:37:30,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:37:30,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 116 states and 214 transitions. [2024-11-25 03:37:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 214 transitions. [2024-11-25 03:37:30,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-25 03:37:30,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:30,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:37:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat