./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c --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_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b --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 082e5acb2a505af9e43ec1a894890509a127a32d8ecd4c5193a456bddcb0f4a3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:19:10,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:19:10,156 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:19:10,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:19:10,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:19:10,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:19:10,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:19:10,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:19:10,181 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:19:10,181 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:19:10,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:19:10,181 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:19:10,181 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:19:10,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:19:10,182 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:19:10,182 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:19:10,183 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:19:10,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:19:10,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:19:10,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:19:10,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:19:10,183 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:19:10,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:19:10,183 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_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b 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 -> 082e5acb2a505af9e43ec1a894890509a127a32d8ecd4c5193a456bddcb0f4a3 [2024-12-06 06:19:10,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:19:10,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:19:10,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:19:10,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:19:10,426 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:19:10,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c [2024-12-06 06:19:13,036 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/data/821d69df4/e35091af79b44ba993fa8f330e78aabd/FLAGfbaab251b [2024-12-06 06:19:13,238 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:19:13,239 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c [2024-12-06 06:19:13,244 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/data/821d69df4/e35091af79b44ba993fa8f330e78aabd/FLAGfbaab251b [2024-12-06 06:19:13,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/data/821d69df4/e35091af79b44ba993fa8f330e78aabd [2024-12-06 06:19:13,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:19:13,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:19:13,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:19:13,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:19:13,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:19:13,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6968d821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13, skipping insertion in model container [2024-12-06 06:19:13,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,628 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:19:13,732 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_243abaae-e0f7-438f-9556-9161f3ae3722/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c[537,550] [2024-12-06 06:19:13,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:19:13,751 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:19:13,760 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_243abaae-e0f7-438f-9556-9161f3ae3722/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c[537,550] [2024-12-06 06:19:13,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:19:13,780 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:19:13,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13 WrapperNode [2024-12-06 06:19:13,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:19:13,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:19:13,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:19:13,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:19:13,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,810 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2024-12-06 06:19:13,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:19:13,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:19:13,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:19:13,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:19:13,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,823 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,824 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,827 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,830 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:19:13,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:19:13,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:19:13,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:19:13,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:19:13" (1/1) ... [2024-12-06 06:19:13,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:19:13,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:19:13,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:19:13,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243abaae-e0f7-438f-9556-9161f3ae3722/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:19:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:19:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:19:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:19:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:19:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 06:19:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 06:19:13,936 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:19:13,938 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:19:14,065 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 06:19:14,066 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:19:14,107 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:19:14,107 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:19:14,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:19:14 BoogieIcfgContainer [2024-12-06 06:19:14,108 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:19:14,109 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:19:14,109 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:19:14,116 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:19:14,116 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:19:14" (1/1) ... [2024-12-06 06:19:14,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:19:14,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:14,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-12-06 06:19:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-12-06 06:19:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:19:14,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:14,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:19:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:14,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-12-06 06:19:14,302 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-06 06:19:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:19:14,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:14,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:19:14,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:14,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 45 transitions. [2024-12-06 06:19:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 45 transitions. [2024-12-06 06:19:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:19:14,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:14,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:14,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:19:14,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:14,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2024-12-06 06:19:14,797 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2024-12-06 06:19:14,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:19:14,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:14,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:14,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:19:15,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:15,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 57 transitions. [2024-12-06 06:19:15,236 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2024-12-06 06:19:15,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 06:19:15,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:15,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:19:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:15,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:19:15,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:19:15,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:19:15,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:15,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2024-12-06 06:19:15,950 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2024-12-06 06:19:15,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:19:15,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:15,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:19:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:15,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 06:19:15,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:19:16,396 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:19:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:17,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2024-12-06 06:19:17,023 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2024-12-06 06:19:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:19:17,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:17,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 06:19:18,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:18,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 50 states and 102 transitions. [2024-12-06 06:19:18,405 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 102 transitions. [2024-12-06 06:19:18,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:19:18,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:18,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:18,498 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 06:19:18,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:18,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 52 states and 108 transitions. [2024-12-06 06:19:18,863 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 108 transitions. [2024-12-06 06:19:18,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:19:18,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:18,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 06:19:25,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:25,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 57 states and 122 transitions. [2024-12-06 06:19:25,288 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 122 transitions. [2024-12-06 06:19:25,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:19:25,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:25,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:25,470 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 06:19:27,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:27,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 61 states and 130 transitions. [2024-12-06 06:19:27,109 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 130 transitions. [2024-12-06 06:19:27,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:19:27,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:27,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:27,167 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 06:19:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:28,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 63 states and 132 transitions. [2024-12-06 06:19:28,110 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 132 transitions. [2024-12-06 06:19:28,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:19:28,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:28,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:19:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:28,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:19:28,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:19:28,375 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 06:19:32,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:32,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 69 states and 150 transitions. [2024-12-06 06:19:32,630 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 150 transitions. [2024-12-06 06:19:32,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:19:32,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:32,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:19:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:32,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:19:32,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:19:32,763 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 06:19:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:35,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 73 states and 158 transitions. [2024-12-06 06:19:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 158 transitions. [2024-12-06 06:19:35,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:19:35,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:35,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:19:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:35,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:19:35,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:19:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 06:19:36,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:36,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 75 states and 159 transitions. [2024-12-06 06:19:36,120 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 159 transitions. [2024-12-06 06:19:36,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 06:19:36,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:36,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:19:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:36,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:19:36,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:19:36,325 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 06:19:37,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 78 states and 170 transitions. [2024-12-06 06:19:37,351 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 170 transitions. [2024-12-06 06:19:37,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:19:37,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:37,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:37,616 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 06:19:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:42,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 83 states and 183 transitions. [2024-12-06 06:19:42,269 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 183 transitions. [2024-12-06 06:19:42,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 06:19:42,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:42,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-06 06:19:48,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:48,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 90 states and 204 transitions. [2024-12-06 06:19:48,225 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 204 transitions. [2024-12-06 06:19:48,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 06:19:48,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:48,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:19:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:48,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 06:19:48,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:20:49,560 WARN L286 SmtUtils]: Spent 10.15s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:20:49,653 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 33 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-06 06:21:20,128 WARN L286 SmtUtils]: Spent 20.30s on a formula simplification. DAG size of input: 26 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:21:35,021 WARN L286 SmtUtils]: Spent 10.22s 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) [2024-12-06 06:21:47,156 WARN L286 SmtUtils]: Spent 10.15s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:22:17,807 WARN L286 SmtUtils]: Spent 10.16s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:22:41,375 WARN L286 SmtUtils]: Spent 10.07s 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) [2024-12-06 06:23:11,618 WARN L286 SmtUtils]: Spent 20.14s on a formula simplification. DAG size of input: 27 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:23:40,571 WARN L286 SmtUtils]: Spent 10.05s 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) [2024-12-06 06:23:50,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:23:50,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:23:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 103 states and 243 transitions. [2024-12-06 06:23:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 243 transitions. [2024-12-06 06:23:50,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 06:23:50,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:23:50,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:23:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:23:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:23:50,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:23:50,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:23:50,785 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 06:24:34,295 WARN L286 SmtUtils]: Spent 20.90s on a formula simplification. DAG size of input: 28 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:25:05,527 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:25:07,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:25:17,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:25:48,706 WARN L286 SmtUtils]: Spent 20.07s on a formula simplification. DAG size of input: 26 DAG size of output: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:26:49,843 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:27:00,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:27:00,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:27:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 110 states and 269 transitions. [2024-12-06 06:27:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 269 transitions. [2024-12-06 06:27:00,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 06:27:00,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:27:00,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:27:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:27:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:27:00,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:27:00,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:27:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 06:27:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:27:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 111 states and 270 transitions. [2024-12-06 06:27:00,520 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 270 transitions. [2024-12-06 06:27:00,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 06:27:00,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:27:00,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:27:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:27:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-06 06:27:47,166 WARN L286 SmtUtils]: Spent 10.15s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:28:02,843 WARN L286 SmtUtils]: Spent 11.80s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:28:17,438 WARN L286 SmtUtils]: Spent 10.06s 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) [2024-12-06 06:28:31,776 WARN L286 SmtUtils]: Spent 10.42s 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) [2024-12-06 06:28:32,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:28:34,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:34,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 117 states and 295 transitions. [2024-12-06 06:28:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 295 transitions. [2024-12-06 06:28:34,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 06:28:34,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:34,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:28:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:34,786 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-06 06:28:37,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:37,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 121 states and 308 transitions. [2024-12-06 06:28:37,126 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 308 transitions. [2024-12-06 06:28:37,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 06:28:37,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:37,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:28:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:37,192 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-06 06:29:08,698 WARN L286 SmtUtils]: Spent 10.02s 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) [2024-12-06 06:29:44,834 WARN L286 SmtUtils]: Spent 10.06s 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) [2024-12-06 06:30:15,728 WARN L286 SmtUtils]: Spent 10.12s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:30:56,781 WARN L286 SmtUtils]: Spent 20.18s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:30:57,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:30:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 122 states and 312 transitions. [2024-12-06 06:30:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 312 transitions. [2024-12-06 06:30:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 06:30:57,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:30:57,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:30:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:30:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-06 06:31:25,573 WARN L286 SmtUtils]: Spent 22.37s on a formula simplification. DAG size of input: 26 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:31:42,090 WARN L286 SmtUtils]: Spent 12.42s 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) [2024-12-06 06:31:54,002 WARN L286 SmtUtils]: Spent 10.11s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:32:21,543 WARN L286 SmtUtils]: Spent 20.27s 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) [2024-12-06 06:32:32,588 WARN L286 SmtUtils]: Spent 10.07s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:32:54,805 WARN L286 SmtUtils]: Spent 10.45s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:33:07,789 WARN L286 SmtUtils]: Spent 10.27s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:33:23,971 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:33:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:33:24,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 126 states and 326 transitions. [2024-12-06 06:33:24,573 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 326 transitions. [2024-12-06 06:33:24,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 06:33:24,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:33:24,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:33:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:33:24,625 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-06 06:34:22,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:34:22,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 129 states and 339 transitions. [2024-12-06 06:34:22,480 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 339 transitions. [2024-12-06 06:34:22,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 06:34:22,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:34:22,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:34:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:34:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked.