./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9 --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 0.2.4-dev-0e0057c [2023-12-02 23:11:08,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:11:08,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:11:08,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:11:08,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:11:08,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:11:08,788 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:11:08,788 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:11:08,789 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:11:08,790 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:11:08,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:11:08,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:11:08,791 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:11:08,792 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:11:08,792 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:11:08,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:11:08,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:11:08,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:11:08,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:11:08,794 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:11:08,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:11:08,796 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:11:08,796 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:11:08,796 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:11:08,797 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:11:08,797 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:11:08,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:11:08,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:11:08,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:11:08,799 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:11:08,799 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:11:08,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:11:08,800 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:11:08,801 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-12-02 23:11:09,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:11:09,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:11:09,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:11:09,054 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:11:09,055 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:11:09,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c [2023-12-02 23:11:11,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:11:11,952 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:11:11,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c [2023-12-02 23:11:11,958 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/data/af5881c2b/9a5632f1cb2b44e6becf2c86a510e99e/FLAGeab9304dd [2023-12-02 23:11:11,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/data/af5881c2b/9a5632f1cb2b44e6becf2c86a510e99e [2023-12-02 23:11:11,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:11:11,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:11:11,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:11:11,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:11:11,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:11:11,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:11:11" (1/1) ... [2023-12-02 23:11:11,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b38e7c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:11, skipping insertion in model container [2023-12-02 23:11:11,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:11:11" (1/1) ... [2023-12-02 23:11:11,999 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:11:12,116 WARN L240 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_6dc318e2-268d-4350-830e-4e29b04c2842/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c[573,586] [2023-12-02 23:11:12,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:11:12,156 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:11:12,168 WARN L240 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_6dc318e2-268d-4350-830e-4e29b04c2842/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound50.c[573,586] [2023-12-02 23:11:12,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:11:12,198 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:11:12,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12 WrapperNode [2023-12-02 23:11:12,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:11:12,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:11:12,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:11:12,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:11:12,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,233 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2023-12-02 23:11:12,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:11:12,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:11:12,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:11:12,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:11:12,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,252 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:11:12,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:11:12,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:11:12,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:11:12,257 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:11:12,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:11:12,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:11:12,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc318e2-268d-4350-830e-4e29b04c2842/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:11:12,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:11:12,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:11:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:11:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:11:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:11:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:11:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:11:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:11:12,383 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:11:12,385 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:11:12,490 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:11:12,526 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:11:12,527 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:11:12,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:11:12 BoogieIcfgContainer [2023-12-02 23:11:12,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:11:12,529 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:11:12,529 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:11:12,539 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:11:12,539 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:11:12" (1/1) ... [2023-12-02 23:11:12,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:11:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:12,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-12-02 23:11:12,599 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-12-02 23:11:12,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:11:12,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:12,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:12,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:11:12,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:11:12,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-12-02 23:11:12,813 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-12-02 23:11:12,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:11:12,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:12,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:12,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:11:12,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:13,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:11:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:13,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 28 transitions. [2023-12-02 23:11:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-12-02 23:11:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:11:13,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:13,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:13,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 23:11:13,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:13,550 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:11:13,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 37 transitions. [2023-12-02 23:11:13,876 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-12-02 23:11:13,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:11:13,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:13,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:13,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 23:11:13,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:11:14,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 44 transitions. [2023-12-02 23:11:14,616 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2023-12-02 23:11:14,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:11:14,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:14,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:14,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:11:14,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:11:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 50 transitions. [2023-12-02 23:11:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2023-12-02 23:11:15,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:11:15,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:15,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:15,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 23:11:15,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 23:11:17,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 56 transitions. [2023-12-02 23:11:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2023-12-02 23:11:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:11:17,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:17,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:17,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 23:11:17,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 23:11:21,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:21,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 80 transitions. [2023-12-02 23:11:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2023-12-02 23:11:21,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:11:21,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:21,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:21,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 23:11:21,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:22,287 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 33 proven. 1 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 23:11:24,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:24,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 49 states and 86 transitions. [2023-12-02 23:11:24,284 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2023-12-02 23:11:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:11:24,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:24,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:24,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:11:24,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:25,715 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 13 proven. 50 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 23:11:27,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:27,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 93 transitions. [2023-12-02 23:11:27,890 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2023-12-02 23:11:27,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:11:27,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:27,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:27,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:11:27,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:29,173 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 13 proven. 50 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 23:11:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:30,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 53 states and 95 transitions. [2023-12-02 23:11:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 95 transitions. [2023-12-02 23:11:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:11:30,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:30,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:31,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 23:11:31,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:33,020 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 27 proven. 58 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 23:11:36,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:36,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 102 transitions. [2023-12-02 23:11:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 102 transitions. [2023-12-02 23:11:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:11:36,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:36,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:36,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 23:11:36,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 27 proven. 58 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 23:11:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 57 states and 104 transitions. [2023-12-02 23:11:41,398 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2023-12-02 23:11:41,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:11:41,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:41,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:41,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 23:11:41,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 32 proven. 78 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-12-02 23:11:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:47,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 111 transitions. [2023-12-02 23:11:47,544 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 111 transitions. [2023-12-02 23:11:47,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:11:47,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:47,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:47,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:11:47,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:50,778 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 31 proven. 78 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-02 23:11:58,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:58,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 120 transitions. [2023-12-02 23:11:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 120 transitions. [2023-12-02 23:11:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:11:58,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:58,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:58,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:11:58,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:02,064 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 37 proven. 101 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-12-02 23:12:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 66 states and 128 transitions. [2023-12-02 23:12:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2023-12-02 23:12:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:12:08,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:08,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:08,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:12:08,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:11,790 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 37 proven. 101 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-12-02 23:12:13,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:13,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 67 states and 129 transitions. [2023-12-02 23:12:13,175 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2023-12-02 23:12:13,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:12:13,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:13,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:13,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:12:13,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:16,643 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 37 proven. 101 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-12-02 23:12:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 130 transitions. [2023-12-02 23:12:19,631 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 130 transitions. [2023-12-02 23:12:19,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:12:19,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:19,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:19,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:12:19,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:23,989 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 42 proven. 127 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-02 23:12:31,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:31,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 71 states and 137 transitions. [2023-12-02 23:12:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 137 transitions. [2023-12-02 23:12:31,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:12:31,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:31,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:32,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:12:32,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 42 proven. 127 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-02 23:12:42,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:42,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 72 states and 139 transitions. [2023-12-02 23:12:42,736 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 139 transitions. [2023-12-02 23:12:42,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 23:12:42,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:42,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:42,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:12:42,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:48,333 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 46 proven. 156 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-02 23:12:59,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:59,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 75 states and 147 transitions. [2023-12-02 23:12:59,687 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2023-12-02 23:12:59,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 23:12:59,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:59,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:59,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:12:59,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 47 proven. 156 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-12-02 23:13:13,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:13,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 76 states and 149 transitions. [2023-12-02 23:13:13,438 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2023-12-02 23:13:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:13:13,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:13,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:13,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 23:13:13,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:21,261 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 91 proven. 190 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-12-02 23:13:34,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:34,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 79 states and 157 transitions. [2023-12-02 23:13:34,967 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2023-12-02 23:13:34,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:13:34,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:34,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:35,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 23:13:35,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 75 proven. 189 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2023-12-02 23:13:54,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:54,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 83 states and 164 transitions. [2023-12-02 23:13:54,460 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 164 transitions. [2023-12-02 23:13:54,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 23:13:54,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:54,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:54,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 23:13:54,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 88 proven. 240 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-12-02 23:14:14,881 WARN L293 SmtUtils]: Spent 5.53s on a formula simplification. DAG size of input: 268 DAG size of output: 263 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:14:24,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 89 states and 179 transitions. [2023-12-02 23:14:24,995 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 179 transitions. [2023-12-02 23:14:24,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 23:14:24,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:24,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:25,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 23:14:25,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:34,049 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 57 proven. 223 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-12-02 23:14:41,114 WARN L293 SmtUtils]: Spent 5.48s on a formula simplification. DAG size of input: 239 DAG size of output: 232 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:14:45,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:45,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 90 states and 180 transitions. [2023-12-02 23:14:45,770 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 180 transitions. [2023-12-02 23:14:45,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 23:14:45,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:45,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:45,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 23:14:45,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 72 proven. 280 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-12-02 23:15:05,238 WARN L293 SmtUtils]: Spent 6.75s on a formula simplification. DAG size of input: 294 DAG size of output: 292 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:15:16,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:16,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 93 states and 189 transitions. [2023-12-02 23:15:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 189 transitions. [2023-12-02 23:15:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 23:15:16,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:16,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:16,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 23:15:16,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:26,901 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 62 proven. 261 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2023-12-02 23:15:35,029 WARN L293 SmtUtils]: Spent 6.85s on a formula simplification. DAG size of input: 265 DAG size of output: 262 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:15:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 94 states and 190 transitions. [2023-12-02 23:15:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 190 transitions. [2023-12-02 23:15:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 23:15:40,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:40,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:41,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:15:41,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 66 proven. 302 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2023-12-02 23:16:02,669 WARN L293 SmtUtils]: Spent 8.51s on a formula simplification. DAG size of input: 294 DAG size of output: 289 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:16:15,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:15,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 97 states and 197 transitions. [2023-12-02 23:16:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 197 transitions. [2023-12-02 23:16:15,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 23:16:15,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:15,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:15,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 23:16:15,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 95 proven. 306 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2023-12-02 23:16:37,526 WARN L293 SmtUtils]: Spent 8.22s on a formula simplification. DAG size of input: 323 DAG size of output: 320 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:16:44,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:44,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 98 states and 199 transitions. [2023-12-02 23:16:44,776 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 199 transitions. [2023-12-02 23:16:44,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 23:16:44,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:44,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:44,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:16:44,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:57,377 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 71 proven. 346 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-02 23:17:10,587 WARN L293 SmtUtils]: Spent 10.80s on a formula simplification. DAG size of input: 323 DAG size of output: 317 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:17:19,236 WARN L293 SmtUtils]: Spent 6.19s on a formula simplification that was a NOOP. DAG size: 318 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:17:27,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 101 states and 206 transitions. [2023-12-02 23:17:27,823 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 206 transitions. [2023-12-02 23:17:27,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 23:17:27,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:27,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:28,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 23:17:28,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:41,722 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 90 proven. 393 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2023-12-02 23:17:54,751 WARN L293 SmtUtils]: Spent 10.14s on a formula simplification. DAG size of input: 354 DAG size of output: 350 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:18:02,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:02,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 102 states and 208 transitions. [2023-12-02 23:18:02,767 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 208 transitions. [2023-12-02 23:18:02,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 23:18:02,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:02,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:02,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 23:18:02,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:16,783 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 76 proven. 393 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2023-12-02 23:18:32,037 WARN L293 SmtUtils]: Spent 12.07s on a formula simplification. DAG size of input: 389 DAG size of output: 385 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:18:41,176 WARN L293 SmtUtils]: Spent 6.22s on a formula simplification that was a NOOP. DAG size: 386 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:18:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 105 states and 216 transitions. [2023-12-02 23:18:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 216 transitions. [2023-12-02 23:18:50,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 23:18:50,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:50,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:50,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 23:18:50,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 122 proven. 419 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2023-12-02 23:19:24,567 WARN L293 SmtUtils]: Spent 14.27s on a formula simplification. DAG size of input: 356 DAG size of output: 350 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:19:34,833 WARN L293 SmtUtils]: Spent 7.62s on a formula simplification that was a NOOP. DAG size: 351 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:19:35,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:35,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 106 states and 217 transitions. [2023-12-02 23:19:35,325 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 217 transitions. [2023-12-02 23:19:35,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 23:19:35,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:35,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:35,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 23:19:35,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:54,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 141 proven. 491 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2023-12-02 23:20:13,749 WARN L293 SmtUtils]: Spent 16.89s on a formula simplification. DAG size of input: 390 DAG size of output: 386 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:20:25,380 WARN L293 SmtUtils]: Spent 8.66s on a formula simplification that was a NOOP. DAG size: 387 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:20:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:35,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 109 states and 224 transitions. [2023-12-02 23:20:35,913 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 224 transitions. [2023-12-02 23:20:35,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 23:20:35,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:35,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:36,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 23:20:36,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 98 proven. 468 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2023-12-02 23:21:11,120 WARN L293 SmtUtils]: Spent 14.32s on a formula simplification. DAG size of input: 425 DAG size of output: 421 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:21:21,926 WARN L293 SmtUtils]: Spent 7.34s on a formula simplification that was a NOOP. DAG size: 422 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:21:22,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 110 states and 226 transitions. [2023-12-02 23:21:22,552 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 226 transitions. [2023-12-02 23:21:22,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 23:21:22,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:22,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:22,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 23:21:22,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:42,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 102 proven. 564 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2023-12-02 23:22:07,740 WARN L293 SmtUtils]: Spent 21.63s on a formula simplification. DAG size of input: 428 DAG size of output: 422 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:22:21,145 WARN L293 SmtUtils]: Spent 10.35s on a formula simplification that was a NOOP. DAG size: 423 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:22:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:33,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 113 states and 233 transitions. [2023-12-02 23:22:33,025 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 233 transitions. [2023-12-02 23:22:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 23:22:33,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:33,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:33,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-02 23:22:33,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:22:53,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 130 proven. 497 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2023-12-02 23:23:14,933 WARN L293 SmtUtils]: Spent 17.60s on a formula simplification. DAG size of input: 463 DAG size of output: 459 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:23:27,339 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 460 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:23:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 114 states and 235 transitions. [2023-12-02 23:23:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 235 transitions. [2023-12-02 23:23:27,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 23:23:27,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:27,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:28,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 23:23:28,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:23:47,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 91 proven. 552 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2023-12-02 23:24:11,748 WARN L293 SmtUtils]: Spent 20.98s on a formula simplification. DAG size of input: 498 DAG size of output: 495 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:24:25,925 WARN L293 SmtUtils]: Spent 10.47s on a formula simplification that was a NOOP. DAG size: 496 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 23:24:38,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:38,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 117 states and 243 transitions. [2023-12-02 23:24:38,984 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 243 transitions. [2023-12-02 23:24:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 23:24:38,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:38,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:24:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:39,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 23:24:39,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:25:07,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 92 proven. 552 refuted. 0 times theorem prover too weak. 631 trivial. 0 not checked.