./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound100.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_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/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_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/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_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/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 8bd25fcd8e8d81d9ce03f11651b22e7d6f0ec0da3b511f7ebe00128a9109f319 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:09:25,686 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:09:25,742 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:09:25,747 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:09:25,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:09:25,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:09:25,767 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:09:25,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:09:25,768 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:09:25,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:09:25,768 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:09:25,768 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:09:25,768 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:09:25,768 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:09:25,768 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:09:25,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:09:25,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:09:25,769 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:09:25,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:09:25,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:09:25,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:09:25,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:09:25,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:09:25,770 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:09:25,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:09:25,770 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_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/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 -> 8bd25fcd8e8d81d9ce03f11651b22e7d6f0ec0da3b511f7ebe00128a9109f319 [2024-12-05 22:09:26,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:09:26,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:09:26,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:09:26,018 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:09:26,019 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:09:26,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound100.c [2024-12-05 22:09:28,689 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/data/08612c7a0/92e1d733a4ac4e1abbd64a06084410db/FLAG7139e564c [2024-12-05 22:09:28,867 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:09:28,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound100.c [2024-12-05 22:09:28,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/data/08612c7a0/92e1d733a4ac4e1abbd64a06084410db/FLAG7139e564c [2024-12-05 22:09:28,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/data/08612c7a0/92e1d733a4ac4e1abbd64a06084410db [2024-12-05 22:09:28,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:09:28,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:09:28,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:09:28,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:09:28,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:09:28,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:09:28" (1/1) ... [2024-12-05 22:09:28,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d0e229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:28, skipping insertion in model container [2024-12-05 22:09:28,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:09:28" (1/1) ... [2024-12-05 22:09:28,912 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:09:29,043 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_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound100.c[537,550] [2024-12-05 22:09:29,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:09:29,065 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:09:29,075 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_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound100.c[537,550] [2024-12-05 22:09:29,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:09:29,091 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:09:29,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29 WrapperNode [2024-12-05 22:09:29,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:09:29,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:09:29,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:09:29,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:09:29,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,115 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-12-05 22:09:29,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:09:29,116 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:09:29,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:09:29,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:09:29,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,122 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,124 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,124 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:09:29,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:09:29,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:09:29,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:09:29,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:09:29,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:09:29,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:09:29,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6c2cc5-f2f1-4345-be0c-e9ebfd115f33/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:09:29,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:09:29,188 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:09:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:09:29,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:09:29,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:09:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:09:29,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:09:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:09:29,239 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:09:29,241 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:09:29,347 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 22:09:29,347 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:09:29,389 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:09:29,390 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:09:29,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:09:29 BoogieIcfgContainer [2024-12-05 22:09:29,390 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:09:29,391 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:09:29,391 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:09:29,401 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:09:29,401 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:09:29" (1/1) ... [2024-12-05 22:09:29,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:09:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:29,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-12-05 22:09:29,460 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-12-05 22:09:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:09:29,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:29,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:29,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:09:29,619 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:29,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:09:29,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:29,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-05 22:09:29,808 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-05 22:09:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:29,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:29,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:30,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:30,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-05 22:09:30,214 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-05 22:09:30,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:30,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:30,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:30,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 22:09:30,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:31,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:31,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:31,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:31,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:31,885 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:31,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:31,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:31,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:31,946 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:31,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:31,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:31,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:32,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:32,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:32,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:32,075 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:32,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:32,089 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:32,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:32,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:32,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:32,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:32,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:32,151 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:32,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:32,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:32,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:32,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:32,211 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:32,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:32,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:32,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:32,274 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:32,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:32,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:32,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:32,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:32,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:32,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:32,335 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:32,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:32,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:32,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-05 22:09:32,390 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-05 22:09:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:09:32,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:32,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:32,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 22:09:32,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:32,890 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:09:33,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 48 transitions. [2024-12-05 22:09:33,153 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2024-12-05 22:09:33,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:09:33,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:33,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:33,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-05 22:09:33,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:34,543 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:09:36,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:36,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 64 transitions. [2024-12-05 22:09:36,705 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2024-12-05 22:09:36,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:09:36,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:36,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:36,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:09:36,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:37,590 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:09:38,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:38,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 36 states and 68 transitions. [2024-12-05 22:09:38,849 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2024-12-05 22:09:38,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:09:38,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:38,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:38,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-05 22:09:38,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:09:40,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:40,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 37 states and 69 transitions. [2024-12-05 22:09:40,897 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2024-12-05 22:09:40,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:09:40,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:40,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:40,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 22:09:40,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 22:09:52,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:09:52,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:52,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 39 states and 75 transitions. [2024-12-05 22:09:52,137 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2024-12-05 22:09:52,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:09:52,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:52,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:52,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-05 22:09:52,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:57,987 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 22:10:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:10:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 42 states and 80 transitions. [2024-12-05 22:10:02,338 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2024-12-05 22:10:02,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:10:02,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:10:02,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:10:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:10:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:10:02,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-05 22:10:02,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:10:14,284 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-05 22:10:41,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-05 22:10:54,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:10:57,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:10:59,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:10:59,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 46 states and 90 transitions. [2024-12-05 22:10:59,033 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2024-12-05 22:10:59,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:10:59,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:10:59,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:10:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:10:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:10:59,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 22:10:59,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:04,926 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 22:11:18,257 WARN L286 SmtUtils]: Spent 5.99s on a formula simplification. DAG size of input: 305 DAG size of output: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:11:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 48 states and 101 transitions. [2024-12-05 22:11:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 101 transitions. [2024-12-05 22:11:42,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:11:42,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:42,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:42,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-12-05 22:11:42,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:43,753 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 410 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:12:45,888 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-05 22:13:28,881 WARN L286 SmtUtils]: Spent 5.10s on a formula simplification that was a NOOP. DAG size: 411 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:13:38,249 WARN L286 SmtUtils]: Spent 7.04s on a formula simplification that was a NOOP. DAG size: 506 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:13:43,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.42s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-05 22:14:24,393 WARN L286 SmtUtils]: Spent 6.43s on a formula simplification that was a NOOP. DAG size: 507 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:14:31,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.68s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:14:38,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.41s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:14:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:14:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 51 states and 108 transitions. [2024-12-05 22:14:39,712 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 108 transitions. [2024-12-05 22:14:39,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:14:39,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:14:39,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:14:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:14:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:14:39,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 22:14:39,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:15:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 27 proven. 28 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-05 22:15:23,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:15:29,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:16:43,146 WARN L286 SmtUtils]: Spent 10.80s on a formula simplification. DAG size of input: 540 DAG size of output: 68 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:18:04,489 WARN L286 SmtUtils]: Spent 1.06m on a formula simplification. DAG size of input: 542 DAG size of output: 209 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:18:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:18:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 53 states and 116 transitions. [2024-12-05 22:18:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 116 transitions. [2024-12-05 22:18:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 22:18:48,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:18:48,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:18:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:18:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:18:48,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-05 22:18:48,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:19:36,576 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:21:44,732 WARN L286 SmtUtils]: Spent 43.90s on a formula simplification. DAG size of input: 771 DAG size of output: 768 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:21:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-12-05 22:22:39,471 WARN L286 SmtUtils]: Spent 7.73s on a formula simplification. DAG size of input: 450 DAG size of output: 129 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:22:57,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.28s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:23:05,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:24:08,197 WARN L286 SmtUtils]: Spent 20.06s on a formula simplification that was a NOOP. DAG size: 769 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)