./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_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_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/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_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/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_7d23732c-af08-48db-ad71-e7b3c520e1fc/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 4018f196b5be3ea7c518259557cd649a90434a9cacf1ef4108caf962c0feb788 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:43:00,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:43:00,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:43:00,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:43:00,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:43:00,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:43:00,218 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:43:00,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:43:00,219 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:43:00,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:43:00,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:43:00,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:43:00,220 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:43:00,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:43:00,221 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:43:00,221 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:43:00,221 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:43:00,221 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:43:00,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:43:00,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:43:00,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:43:00,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:43:00,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:43:00,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:43:00,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:43:00,222 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_7d23732c-af08-48db-ad71-e7b3c520e1fc/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 -> 4018f196b5be3ea7c518259557cd649a90434a9cacf1ef4108caf962c0feb788 [2024-11-13 21:43:00,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:43:00,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:43:00,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:43:00,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:43:00,559 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:43:00,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound10.c Unable to find full path for "g++" [2024-11-13 21:43:02,521 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:43:02,814 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:43:02,815 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound10.c [2024-11-13 21:43:02,823 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/data/0581b6761/fc3eeb3c82b24d04ac0d992903566150/FLAGb7a6ea512 [2024-11-13 21:43:02,838 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/data/0581b6761/fc3eeb3c82b24d04ac0d992903566150 [2024-11-13 21:43:02,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:43:02,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:43:02,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:43:02,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:43:02,850 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:43:02,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:43:02" (1/1) ... [2024-11-13 21:43:02,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac2c456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:02, skipping insertion in model container [2024-11-13 21:43:02,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:43:02" (1/1) ... [2024-11-13 21:43:02,869 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:43:03,054 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_7d23732c-af08-48db-ad71-e7b3c520e1fc/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound10.c[597,610] [2024-11-13 21:43:03,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:43:03,103 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:43:03,116 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_7d23732c-af08-48db-ad71-e7b3c520e1fc/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound10.c[597,610] [2024-11-13 21:43:03,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:43:03,146 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:43:03,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03 WrapperNode [2024-11-13 21:43:03,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:43:03,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:43:03,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:43:03,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:43:03,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,178 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2024-11-13 21:43:03,180 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:43:03,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:43:03,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:43:03,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:43:03,187 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:43:03,206 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:43:03,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:43:03,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:43:03,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:43:03,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:43:03,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:43:03,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d23732c-af08-48db-ad71-e7b3c520e1fc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:43:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:43:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:43:03,280 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:43:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:43:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:43:03,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:43:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:43:03,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:43:03,353 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:43:03,355 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:43:03,486 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 21:43:03,486 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:43:03,552 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:43:03,553 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:43:03,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:03 BoogieIcfgContainer [2024-11-13 21:43:03,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:43:03,554 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:43:03,554 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:43:03,565 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:43:03,565 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:03" (1/1) ... [2024-11-13 21:43:03,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:43:03,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:03,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-13 21:43:03,630 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-13 21:43:03,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:43:03,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:03,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:03,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:43:03,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:04,040 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 21:43:04,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:04,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-11-13 21:43:04,244 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-11-13 21:43:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:43:04,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:04,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:43:05,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 38 transitions. [2024-11-13 21:43:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-13 21:43:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:43:05,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:05,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:05,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:43:05,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:05,694 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 21:43:06,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:06,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 31 states and 51 transitions. [2024-11-13 21:43:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2024-11-13 21:43:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:43:06,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:06,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:06,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:43:06,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:07,687 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:43:10,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:10,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 39 states and 70 transitions. [2024-11-13 21:43:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2024-11-13 21:43:10,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:43:10,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:10,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:10,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:43:10,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:43:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:11,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 71 transitions. [2024-11-13 21:43:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 71 transitions. [2024-11-13 21:43:11,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:43:11,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:11,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:11,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:43:11,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:12,678 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 21:43:14,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:14,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 80 transitions. [2024-11-13 21:43:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2024-11-13 21:43:14,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:43:14,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:14,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:14,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:43:14,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:16,131 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:43:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:19,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 50 states and 102 transitions. [2024-11-13 21:43:19,633 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 102 transitions. [2024-11-13 21:43:19,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:43:19,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:19,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:19,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:43:19,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:21,090 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 21:43:24,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:24,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 53 states and 114 transitions. [2024-11-13 21:43:24,295 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 114 transitions. [2024-11-13 21:43:24,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:43:24,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:24,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:24,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:43:24,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:25,727 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:43:30,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:30,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 57 states and 126 transitions. [2024-11-13 21:43:30,067 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 126 transitions. [2024-11-13 21:43:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:43:30,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:30,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:30,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:43:30,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:31,223 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:43:31,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 58 states and 127 transitions. [2024-11-13 21:43:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 127 transitions. [2024-11-13 21:43:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:43:31,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:31,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:32,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 21:43:32,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:34,177 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 21:43:38,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:38,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 63 states and 142 transitions. [2024-11-13 21:43:38,671 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 142 transitions. [2024-11-13 21:43:38,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:43:38,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:38,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:38,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 21:43:38,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:41,612 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 26 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 21:43:49,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:49,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 68 states and 162 transitions. [2024-11-13 21:43:49,567 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 162 transitions. [2024-11-13 21:43:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:43:49,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:49,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:49,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 21:43:49,689 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:52,162 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 23 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:43:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 69 states and 164 transitions. [2024-11-13 21:43:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 164 transitions. [2024-11-13 21:43:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 21:43:53,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:53,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:43:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:53,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 21:43:53,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 26 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:44:04,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 73 states and 178 transitions. [2024-11-13 21:44:04,394 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 178 transitions. [2024-11-13 21:44:04,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 21:44:04,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:04,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:04,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:44:04,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:10,058 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 21:44:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:26,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 81 states and 212 transitions. [2024-11-13 21:44:26,856 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 212 transitions. [2024-11-13 21:44:26,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 21:44:26,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:26,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:26,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-13 21:44:26,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:31,971 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 15 proven. 47 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 21:44:37,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:37,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 84 states and 215 transitions. [2024-11-13 21:44:37,124 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 215 transitions. [2024-11-13 21:44:37,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:44:37,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:37,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:37,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:44:37,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:45,757 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 21:44:59,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:59,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 87 states and 229 transitions. [2024-11-13 21:44:59,188 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 229 transitions. [2024-11-13 21:44:59,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:44:59,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:59,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:59,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-13 21:44:59,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 21:45:07,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:07,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 87 states and 223 transitions. [2024-11-13 21:45:07,517 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 223 transitions. [2024-11-13 21:45:07,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:45:07,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:07,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:07,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-13 21:45:07,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:13,476 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 31 proven. 50 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 21:45:22,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 91 states and 240 transitions. [2024-11-13 21:45:22,539 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 240 transitions. [2024-11-13 21:45:22,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:45:22,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:22,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:22,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-13 21:45:22,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:29,579 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 21:45:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 92 states and 245 transitions. [2024-11-13 21:45:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 245 transitions. [2024-11-13 21:45:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 21:45:31,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:31,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:32,136 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-13 21:45:32,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:41,265 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 24 proven. 97 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 21:45:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:59,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 95 states and 259 transitions. [2024-11-13 21:45:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 259 transitions. [2024-11-13 21:45:59,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 21:45:59,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:59,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 21:45:59,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:05,482 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 14 proven. 77 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-13 21:46:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:08,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 95 states and 252 transitions. [2024-11-13 21:46:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 252 transitions. [2024-11-13 21:46:08,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 21:46:08,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:08,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:46:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:46:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:08,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-13 21:46:08,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:16,549 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 35 proven. 78 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 21:46:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:28,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 98 states and 266 transitions. [2024-11-13 21:46:28,479 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 266 transitions. [2024-11-13 21:46:28,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 21:46:28,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:28,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:46:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:46:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:28,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 21:46:28,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 16 proven. 93 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-13 21:46:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:39,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 99 states and 272 transitions. [2024-11-13 21:46:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 272 transitions. [2024-11-13 21:46:39,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 21:46:39,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:39,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:46:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:46:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:40,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-13 21:46:40,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 25 proven. 136 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 21:47:14,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:14,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 102 states and 288 transitions. [2024-11-13 21:47:14,325 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 288 transitions. [2024-11-13 21:47:14,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 21:47:14,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:14,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:47:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:47:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:14,777 INFO L255 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-13 21:47:14,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:24,104 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 26 proven. 126 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-13 21:47:27,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:27,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 102 states and 280 transitions. [2024-11-13 21:47:27,978 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 280 transitions. [2024-11-13 21:47:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 21:47:27,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:27,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:47:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:47:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:28,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-13 21:47:28,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:38,364 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 34 proven. 111 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 21:47:52,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:52,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 106 states and 297 transitions. [2024-11-13 21:47:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 297 transitions. [2024-11-13 21:47:52,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 21:47:52,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:52,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:47:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:47:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:52,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-11-13 21:47:52,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:02,093 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 39 proven. 125 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 21:48:04,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 107 states and 303 transitions. [2024-11-13 21:48:04,559 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 303 transitions. [2024-11-13 21:48:04,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 21:48:04,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:04,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:48:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:05,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 82 conjuncts are in the unsatisfiable core [2024-11-13 21:48:05,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:18,538 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 47 proven. 157 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-13 21:48:43,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:43,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 110 states and 319 transitions. [2024-11-13 21:48:43,303 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 319 transitions. [2024-11-13 21:48:43,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 21:48:43,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:43,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:48:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:43,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 99 conjuncts are in the unsatisfiable core [2024-11-13 21:48:43,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 127 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 21:49:24,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:24,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 113 states and 324 transitions. [2024-11-13 21:49:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 324 transitions. [2024-11-13 21:49:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 21:49:24,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:24,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:49:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:24,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-13 21:49:24,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 38 proven. 130 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-13 21:49:40,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 114 states and 329 transitions. [2024-11-13 21:49:40,099 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 329 transitions. [2024-11-13 21:49:40,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:49:40,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:40,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:49:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:40,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-11-13 21:49:40,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 56 proven. 182 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 21:50:28,264 WARN L286 SmtUtils]: Spent 7.26s on a formula simplification. DAG size of input: 398 DAG size of output: 396 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:50:34,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:34,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 117 states and 346 transitions. [2024-11-13 21:50:34,400 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 346 transitions. [2024-11-13 21:50:34,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:50:34,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:34,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:34,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-11-13 21:50:34,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:56,524 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 60 proven. 159 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-13 21:51:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 120 states and 350 transitions. [2024-11-13 21:51:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 350 transitions. [2024-11-13 21:51:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:51:25,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:25,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:51:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:25,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 86 conjuncts are in the unsatisfiable core [2024-11-13 21:51:25,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 16 proven. 231 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-13 21:51:48,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:48,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 123 states and 381 transitions. [2024-11-13 21:51:48,474 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 381 transitions. [2024-11-13 21:51:48,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 21:51:48,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:48,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:51:48,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:48,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-11-13 21:51:48,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:08,954 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 67 proven. 214 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-13 21:52:45,737 WARN L286 SmtUtils]: Spent 5.81s on a formula simplification. DAG size of input: 462 DAG size of output: 459 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:52:53,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:53,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 130 states and 417 transitions. [2024-11-13 21:52:53,098 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 417 transitions. [2024-11-13 21:52:53,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 21:52:53,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:53,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:52:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:52:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:53,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-13 21:52:53,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:19,143 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 59 proven. 182 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-13 21:53:56,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:56,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 133 states and 421 transitions. [2024-11-13 21:53:56,792 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 421 transitions. [2024-11-13 21:53:56,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 21:53:56,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:56,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:53:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:57,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 95 conjuncts are in the unsatisfiable core [2024-11-13 21:53:57,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:22,439 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 83 proven. 216 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-13 21:54:43,446 WARN L286 SmtUtils]: Spent 6.21s on a formula simplification. DAG size of input: 473 DAG size of output: 462 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:55:01,785 WARN L286 SmtUtils]: Spent 6.37s on a formula simplification. DAG size of input: 487 DAG size of output: 472 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:55:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 136 states and 436 transitions. [2024-11-13 21:55:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 436 transitions. [2024-11-13 21:55:09,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 21:55:09,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:09,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 213 proven. 34 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-11-13 21:55:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 137 states and 443 transitions. [2024-11-13 21:55:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 443 transitions. [2024-11-13 21:55:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 21:55:32,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:32,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:55:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:33,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-13 21:55:33,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 75 proven. 228 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-13 21:56:33,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:33,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 140 states and 456 transitions. [2024-11-13 21:56:33,869 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 456 transitions. [2024-11-13 21:56:33,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 21:56:33,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:33,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:34,278 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 213 proven. 34 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-11-13 21:56:38,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 140 states and 444 transitions. [2024-11-13 21:56:38,881 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 444 transitions. [2024-11-13 21:56:38,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 21:56:38,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:38,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:39,322 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 213 proven. 34 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-11-13 21:56:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:42,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 141 states and 450 transitions. [2024-11-13 21:56:42,748 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 450 transitions. [2024-11-13 21:56:42,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 21:56:42,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:42,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:56:43,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:43,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-13 21:56:43,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:04,084 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 64 proven. 218 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-13 21:57:08,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:08,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 142 states and 452 transitions. [2024-11-13 21:57:08,786 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 452 transitions. [2024-11-13 21:57:08,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 21:57:08,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:08,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:57:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:09,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-13 21:57:09,200 INFO L278 TraceCheckSpWp]: Computing forward predicates...