./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe22a831ab045bcc67da4505e3ba36b6f549cf1239b349bc9f8fd22458d7fbac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:21:48,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:21:48,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:21:48,254 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:21:48,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:21:48,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:21:48,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:21:48,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:21:48,286 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:21:48,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:21:48,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:21:48,288 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:21:48,289 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:21:48,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:21:48,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:21:48,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:21:48,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:21:48,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:21:48,290 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:21:48,290 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:21:48,290 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:21:48,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:21:48,290 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:21:48,290 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:21:48,290 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:21:48,290 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:21:48,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:21:48,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:21:48,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:21:48,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:21:48,291 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:21:48,292 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:21:48,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:21:48,292 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_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe22a831ab045bcc67da4505e3ba36b6f549cf1239b349bc9f8fd22458d7fbac [2024-11-13 23:21:48,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:21:48,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:21:48,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:21:48,629 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:21:48,631 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:21:48,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound5.c Unable to find full path for "g++" [2024-11-13 23:21:50,732 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:21:50,978 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:21:50,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound5.c [2024-11-13 23:21:50,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/data/be7c40c91/c5c99b1119b54a1199d7e38bdfba7f76/FLAG283bade5e [2024-11-13 23:21:51,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/data/be7c40c91/c5c99b1119b54a1199d7e38bdfba7f76 [2024-11-13 23:21:51,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:21:51,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:21:51,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:21:51,022 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:21:51,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:21:51,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,029 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c043cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51, skipping insertion in model container [2024-11-13 23:21:51,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,048 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:21:51,200 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_72ce7234-e5b7-49c9-b67a-7a1915178ff1/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound5.c[1175,1188] [2024-11-13 23:21:51,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:21:51,226 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:21:51,237 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_72ce7234-e5b7-49c9-b67a-7a1915178ff1/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound5.c[1175,1188] [2024-11-13 23:21:51,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:21:51,256 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:21:51,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51 WrapperNode [2024-11-13 23:21:51,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:21:51,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:21:51,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:21:51,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:21:51,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,289 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2024-11-13 23:21:51,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:21:51,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:21:51,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:21:51,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:21:51,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,307 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,314 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:21:51,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:21:51,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:21:51,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:21:51,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:21:51,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:21:51,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:21:51,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ce7234-e5b7-49c9-b67a-7a1915178ff1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:21:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:21:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:21:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:21:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:21:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:21:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:21:51,476 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:21:51,478 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:21:51,602 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 23:21:51,602 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:21:51,687 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:21:51,688 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:21:51,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:51 BoogieIcfgContainer [2024-11-13 23:21:51,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:21:51,689 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:21:51,689 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:21:51,699 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:21:51,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:51" (1/1) ... [2024-11-13 23:21:51,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:21:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:51,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 23:21:51,764 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 23:21:51,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:21:51,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:51,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 23:21:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 23:21:51,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:21:51,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:51,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:52,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:52,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-13 23:21:52,147 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-13 23:21:52,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:21:52,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:52,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:52,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:21:52,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:52,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:52,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:52,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-13 23:21:52,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-13 23:21:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:21:52,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:52,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:52,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:53,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:53,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2024-11-13 23:21:53,426 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2024-11-13 23:21:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:21:53,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:53,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:54,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:54,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2024-11-13 23:21:54,347 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2024-11-13 23:21:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:21:54,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:54,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:54,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:21:54,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:57,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2024-11-13 23:21:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2024-11-13 23:21:57,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:21:57,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:57,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:57,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 23:21:57,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:59,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2024-11-13 23:21:59,096 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2024-11-13 23:21:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:21:59,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:59,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:59,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 23:21:59,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:59,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:22:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 39 states and 78 transitions. [2024-11-13 23:22:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 78 transitions. [2024-11-13 23:22:01,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:01,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:01,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:22:02,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:02,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 43 states and 96 transitions. [2024-11-13 23:22:02,947 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 96 transitions. [2024-11-13 23:22:02,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:02,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:02,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:03,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:22:03,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:22:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 47 states and 109 transitions. [2024-11-13 23:22:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 109 transitions. [2024-11-13 23:22:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:19,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:19,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:22:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 48 states and 114 transitions. [2024-11-13 23:22:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 114 transitions. [2024-11-13 23:22:20,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:20,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:20,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:20,078 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:22:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:20,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 48 states and 113 transitions. [2024-11-13 23:22:20,635 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 113 transitions. [2024-11-13 23:22:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:20,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:20,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:20,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 23:22:20,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:22:28,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:28,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 51 states and 117 transitions. [2024-11-13 23:22:28,586 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 117 transitions. [2024-11-13 23:22:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:28,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:28,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:28,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 23:22:28,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:31,224 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:22:32,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 52 states and 119 transitions. [2024-11-13 23:22:32,001 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 119 transitions. [2024-11-13 23:22:32,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:32,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:32,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:32,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 23:22:32,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:35,826 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:22:39,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:39,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 54 states and 122 transitions. [2024-11-13 23:22:39,476 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 122 transitions. [2024-11-13 23:22:39,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:22:39,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:39,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:40,187 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:22:47,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:47,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 58 states and 144 transitions. [2024-11-13 23:22:47,140 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 144 transitions. [2024-11-13 23:22:47,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:22:47,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:47,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:47,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 23:22:47,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:22:58,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:58,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 62 states and 168 transitions. [2024-11-13 23:22:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 168 transitions. [2024-11-13 23:22:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:22:58,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:58,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:58,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 23:22:58,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:23:47,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:47,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 65 states and 173 transitions. [2024-11-13 23:23:47,674 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 173 transitions. [2024-11-13 23:23:47,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:47,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:47,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:47,788 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:23:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 65 states and 172 transitions. [2024-11-13 23:23:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 172 transitions. [2024-11-13 23:23:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:50,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:50,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 23:23:50,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:04,368 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:24:34,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:34,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 68 states and 178 transitions. [2024-11-13 23:24:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 178 transitions. [2024-11-13 23:24:34,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:24:34,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:34,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:34,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 23:24:34,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:49,397 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:25:11,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:11,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 70 states and 182 transitions. [2024-11-13 23:25:11,898 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 182 transitions. [2024-11-13 23:25:11,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:25:11,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:11,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:25:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:11,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 23:25:12,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:25:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:28,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 71 states and 183 transitions. [2024-11-13 23:25:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 183 transitions. [2024-11-13 23:25:28,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:25:28,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:28,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:25:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:28,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 23:25:28,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:46,662 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:25:49,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 72 states and 184 transitions. [2024-11-13 23:25:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 184 transitions. [2024-11-13 23:25:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:25:49,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:49,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:49,870 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:25:53,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:53,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 72 states and 183 transitions. [2024-11-13 23:25:53,951 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 183 transitions. [2024-11-13 23:25:53,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:25:53,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:53,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:25:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:54,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-13 23:25:54,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:58,371 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:26:17,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:17,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 76 states and 202 transitions. [2024-11-13 23:26:17,103 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 202 transitions. [2024-11-13 23:26:17,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:26:17,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:17,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:26:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:17,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 23:26:17,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:26:33,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:33,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 79 states and 211 transitions. [2024-11-13 23:26:33,095 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 211 transitions. [2024-11-13 23:26:33,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:26:33,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:33,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:26:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:33,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-13 23:26:33,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:32,647 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:28:20,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:28:25,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:28:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:46,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 82 states and 218 transitions. [2024-11-13 23:28:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 218 transitions. [2024-11-13 23:28:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:28:46,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:46,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:28:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:47,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-13 23:28:47,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:39,277 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:29:51,131 WARN L286 SmtUtils]: Spent 5.17s on a formula simplification. DAG size of input: 136 DAG size of output: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:30:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:00,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 83 states and 226 transitions. [2024-11-13 23:30:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 226 transitions. [2024-11-13 23:30:00,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:30:00,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:00,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:30:38,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:38,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 87 states and 244 transitions. [2024-11-13 23:30:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 244 transitions. [2024-11-13 23:30:38,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:30:38,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:38,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:38,807 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:30:40,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:40,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 88 states and 251 transitions. [2024-11-13 23:30:40,869 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 251 transitions. [2024-11-13 23:30:40,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:30:40,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:40,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:40,985 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:30:59,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:59,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 88 states and 250 transitions. [2024-11-13 23:30:59,535 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 250 transitions. [2024-11-13 23:30:59,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:30:59,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:59,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:31:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:00,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-13 23:31:00,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:01,371 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:34:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:34:06,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 104 states and 303 transitions. [2024-11-13 23:34:06,678 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 303 transitions. [2024-11-13 23:34:06,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:34:06,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:34:06,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:34:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:34:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:34:06,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 23:34:06,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:35:04,118 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:35:37,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:35:37,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 106 states and 306 transitions. [2024-11-13 23:35:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 306 transitions. [2024-11-13 23:35:37,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:35:37,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:35:37,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:35:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:37,971 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:35:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:35:56,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 106 states and 305 transitions. [2024-11-13 23:35:56,028 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 305 transitions. [2024-11-13 23:35:56,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:35:56,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:35:56,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:35:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:35:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:56,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-13 23:35:56,367 INFO L278 TraceCheckSpWp]: Computing forward predicates...