./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.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_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/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_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/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_f79fb4b7-4619-4695-8e0c-378ee21856cc/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 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:53:51,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:53:51,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:53:51,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:53:51,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:53:51,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:53:51,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:53:51,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:53:51,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:53:51,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:53:51,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:53:51,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:53:51,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:53:51,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:53:51,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:53:51,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:53:51,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:53:51,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:53:51,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:51,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:53:51,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:53:51,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:53:51,555 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:53:51,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:53:51,556 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_f79fb4b7-4619-4695-8e0c-378ee21856cc/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 -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2024-11-13 20:53:51,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:53:51,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:53:51,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:53:51,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:53:51,897 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:53:51,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c Unable to find full path for "g++" [2024-11-13 20:53:53,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:53:53,947 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:53:53,948 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c [2024-11-13 20:53:53,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/data/81ba757d9/3ec76e586e164eac9afbf87e1e506d4e/FLAGaa6ebb5f4 [2024-11-13 20:53:53,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/data/81ba757d9/3ec76e586e164eac9afbf87e1e506d4e [2024-11-13 20:53:53,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:53:53,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:53:53,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:53,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:53:53,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:53:53,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:53" (1/1) ... [2024-11-13 20:53:53,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22fa888b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:53, skipping insertion in model container [2024-11-13 20:53:53,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:53" (1/1) ... [2024-11-13 20:53:53,998 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:53:54,170 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_f79fb4b7-4619-4695-8e0c-378ee21856cc/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c[573,586] [2024-11-13 20:53:54,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:54,203 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:53:54,217 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_f79fb4b7-4619-4695-8e0c-378ee21856cc/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c[573,586] [2024-11-13 20:53:54,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:54,238 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:53:54,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54 WrapperNode [2024-11-13 20:53:54,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:54,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:54,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:53:54,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:53:54,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,269 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-11-13 20:53:54,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:54,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:53:54,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:53:54,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:53:54,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:53:54,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:53:54,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:53:54,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:53:54,291 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:54,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:53:54,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:53:54,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79fb4b7-4619-4695-8e0c-378ee21856cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:53:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:53:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:53:54,360 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:53:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:53:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:53:54,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:53:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:53:54,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:53:54,438 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:53:54,442 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:53:54,608 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 20:53:54,608 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:53:54,648 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:53:54,648 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:53:54,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:54 BoogieIcfgContainer [2024-11-13 20:53:54,649 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:53:54,650 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:53:54,650 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:53:54,661 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:53:54,661 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:54" (1/1) ... [2024-11-13 20:53:54,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:53:54,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:54,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 20:53:54,742 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 20:53:54,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:53:54,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:54,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:53:54,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:54,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-13 20:53:54,919 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-13 20:53:54,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:53:54,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:54,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:53:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:54,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:53:54,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:53:55,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-13 20:53:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-13 20:53:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:53:55,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:55,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:53:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-13 20:53:56,255 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-13 20:53:56,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:53:56,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:56,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:53:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:56,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:53:56,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:53:57,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:57,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-11-13 20:53:57,067 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-13 20:53:57,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:53:57,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:57,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:53:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:57,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:53:57,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:53:58,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:58,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-13 20:53:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-13 20:53:58,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:53:58,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:58,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:53:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:58,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 20:53:58,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:59,294 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:54:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:00,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2024-11-13 20:54:00,410 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2024-11-13 20:54:00,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:54:00,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:00,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:54:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:54:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:00,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:54:00,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:02,457 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 20:54:05,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:05,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 69 transitions. [2024-11-13 20:54:05,271 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2024-11-13 20:54:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:54:05,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:05,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:54:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:54:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:05,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 20:54:05,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 20:54:09,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:09,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 76 transitions. [2024-11-13 20:54:09,124 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2024-11-13 20:54:09,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:54:09,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:09,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:54:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:54:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:09,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:54:09,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 57 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 20:54:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 88 transitions. [2024-11-13 20:54:15,500 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2024-11-13 20:54:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 20:54:15,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:15,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:54:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:54:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:15,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 20:54:15,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 39 proven. 82 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 20:54:22,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:22,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 57 states and 95 transitions. [2024-11-13 20:54:22,144 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 95 transitions. [2024-11-13 20:54:22,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 20:54:22,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:22,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:54:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:54:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:22,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:54:22,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:25,380 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 16 proven. 100 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-13 20:54:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 60 states and 101 transitions. [2024-11-13 20:54:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2024-11-13 20:54:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 20:54:29,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:29,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:54:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:54:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:29,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:54:29,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:34,075 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 18 proven. 126 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-13 20:54:40,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 69 states and 117 transitions. [2024-11-13 20:54:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2024-11-13 20:54:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 20:54:40,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:40,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:54:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:54:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:40,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:54:40,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 20 proven. 155 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-11-13 20:54:50,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:50,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 72 states and 124 transitions. [2024-11-13 20:54:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2024-11-13 20:54:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 20:54:50,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:50,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:54:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:54:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:50,989 INFO L255 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 20:54:50,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 51 proven. 188 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-11-13 20:55:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 75 states and 130 transitions. [2024-11-13 20:55:03,007 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 130 transitions. [2024-11-13 20:55:03,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 20:55:03,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:03,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:55:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:03,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:55:03,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:13,305 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 57 proven. 223 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-13 20:55:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 114 states and 197 transitions. [2024-11-13 20:55:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 197 transitions. [2024-11-13 20:55:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 20:55:33,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:33,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:55:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:33,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 20:55:33,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:40,860 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 56 proven. 223 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-13 20:55:52,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:52,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 117 states and 202 transitions. [2024-11-13 20:55:52,711 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 202 transitions. [2024-11-13 20:55:52,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 20:55:52,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:52,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:55:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:52,955 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 20:55:52,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 81 proven. 271 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-11-13 20:56:10,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:10,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 120 states and 208 transitions. [2024-11-13 20:56:10,198 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 208 transitions. [2024-11-13 20:56:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 20:56:10,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:10,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:10,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 20:56:10,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 63 proven. 305 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-13 20:56:30,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:30,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 123 states and 214 transitions. [2024-11-13 20:56:30,144 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 214 transitions. [2024-11-13 20:56:30,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 20:56:30,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:30,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:30,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:56:30,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 71 proven. 346 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 20:56:53,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:53,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 220 transitions. [2024-11-13 20:56:53,568 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 220 transitions. [2024-11-13 20:56:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 20:56:53,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:53,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:53,777 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 20:56:53,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:09,251 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 90 proven. 418 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2024-11-13 20:57:23,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 129 states and 226 transitions. [2024-11-13 20:57:23,208 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 226 transitions. [2024-11-13 20:57:23,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-13 20:57:23,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:23,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:23,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 20:57:23,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 81 proven. 443 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2024-11-13 20:57:55,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:55,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 132 states and 232 transitions. [2024-11-13 20:57:55,381 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 232 transitions. [2024-11-13 20:57:55,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 20:57:55,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:55,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:55,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 20:57:55,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 86 proven. 496 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2024-11-13 20:58:31,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:31,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 135 states and 238 transitions. [2024-11-13 20:58:31,709 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 238 transitions. [2024-11-13 20:58:31,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-13 20:58:31,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:31,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:58:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:31,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 20:58:31,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 87 proven. 604 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-13 20:59:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 244 transitions. [2024-11-13 20:59:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 244 transitions. [2024-11-13 20:59:15,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 20:59:15,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:15,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:59:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:59:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:15,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 20:59:15,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:40,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 96 proven. 611 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2024-11-13 21:00:04,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:04,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 141 states and 250 transitions. [2024-11-13 21:00:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 250 transitions. [2024-11-13 21:00:04,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-13 21:00:04,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:04,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:00:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:00:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:04,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 21:00:04,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 97 proven. 731 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2024-11-13 21:00:42,974 WARN L286 SmtUtils]: Spent 5.32s on a formula simplification that was a NOOP. DAG size: 603 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:00:50,093 WARN L286 SmtUtils]: Spent 5.19s on a formula simplification that was a NOOP. DAG size: 604 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:01:04,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 144 states and 256 transitions. [2024-11-13 21:01:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 256 transitions. [2024-11-13 21:01:04,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 21:01:04,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:04,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:01:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:01:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:04,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 21:01:04,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:52,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1707 backedges. 107 proven. 738 refuted. 0 times theorem prover too weak. 862 trivial. 0 not checked. [2024-11-13 21:02:21,421 WARN L286 SmtUtils]: Spent 6.35s on a formula simplification that was a NOOP. DAG size: 659 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:02:30,905 WARN L286 SmtUtils]: Spent 6.76s on a formula simplification that was a NOOP. DAG size: 660 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:02:40,306 WARN L286 SmtUtils]: Spent 6.02s on a formula simplification that was a NOOP. DAG size: 691 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:02:48,030 WARN L286 SmtUtils]: Spent 5.58s on a formula simplification that was a NOOP. DAG size: 692 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:02:48,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 174 states and 307 transitions. [2024-11-13 21:02:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 307 transitions. [2024-11-13 21:02:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 21:02:48,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:48,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:02:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:48,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 21:02:48,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:25,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1707 backedges. 120 proven. 781 refuted. 0 times theorem prover too weak. 806 trivial. 0 not checked. [2024-11-13 21:03:42,053 WARN L286 SmtUtils]: Spent 13.28s on a formula simplification. DAG size of input: 689 DAG size of output: 650 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:03:51,221 WARN L286 SmtUtils]: Spent 6.66s on a formula simplification that was a NOOP. DAG size: 651 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:04:16,505 WARN L286 SmtUtils]: Spent 18.77s on a formula simplification. DAG size of input: 721 DAG size of output: 681 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:04:25,807 WARN L286 SmtUtils]: Spent 5.89s on a formula simplification that was a NOOP. DAG size: 682 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:04:26,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:26,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 177 states and 312 transitions. [2024-11-13 21:04:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 312 transitions. [2024-11-13 21:04:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-13 21:04:26,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:26,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:26,449 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:04:26,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1865 backedges. 111 proven. 806 refuted. 0 times theorem prover too weak. 948 trivial. 0 not checked. [2024-11-13 21:05:18,811 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 700 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:05:28,927 WARN L286 SmtUtils]: Spent 7.12s on a formula simplification that was a NOOP. DAG size: 701 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:05:39,854 WARN L286 SmtUtils]: Spent 7.75s on a formula simplification that was a NOOP. DAG size: 736 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:05:50,792 WARN L286 SmtUtils]: Spent 7.86s on a formula simplification that was a NOOP. DAG size: 737 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:05:51,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:51,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 180 states and 318 transitions. [2024-11-13 21:05:51,312 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 318 transitions. [2024-11-13 21:05:51,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 21:05:51,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:51,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:05:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:51,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 111 conjuncts are in the unsatisfiable core [2024-11-13 21:05:51,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:53,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 373 proven. 957 refuted. 0 times theorem prover too weak. 700 trivial. 0 not checked. [2024-11-13 21:07:09,794 WARN L286 SmtUtils]: Spent 9.54s on a formula simplification that was a NOOP. DAG size: 754 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:22,151 WARN L286 SmtUtils]: Spent 9.26s on a formula simplification that was a NOOP. DAG size: 755 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:34,620 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 785 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:46,418 WARN L286 SmtUtils]: Spent 9.25s on a formula simplification that was a NOOP. DAG size: 786 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:46,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:46,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 186 states and 329 transitions. [2024-11-13 21:07:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 329 transitions. [2024-11-13 21:07:46,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 21:07:46,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:46,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:07:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:47,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:07:47,436 INFO L278 TraceCheckSpWp]: Computing forward predicates...