./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk --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 733c8c0d341cb54eee4e59b43f30f5bf47e1dd1b655467c56f6a38527ef3ee98 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:41,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:41,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:34:41,156 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:34:41,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:34:41,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:41,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:41,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:41,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:41,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:41,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:41,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:41,183 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:34:41,184 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:34:41,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:34:41,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:41,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:41,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:41,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:41,186 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:41,187 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:34:41,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:41,191 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:41,191 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:41,191 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:41,192 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:41,192 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:41,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:41,193 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:41,193 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:41,193 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:41,194 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:34:41,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:34:41,198 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_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733c8c0d341cb54eee4e59b43f30f5bf47e1dd1b655467c56f6a38527ef3ee98 [2024-11-08 19:34:41,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:41,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:41,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:41,489 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:41,490 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:41,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c Unable to find full path for "g++" [2024-11-08 19:34:43,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:34:43,812 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:34:43,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c [2024-11-08 19:34:43,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/data/ba867f9f6/9b907559facf4656a8069c14185790c8/FLAG2e40703e2 [2024-11-08 19:34:43,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/data/ba867f9f6/9b907559facf4656a8069c14185790c8 [2024-11-08 19:34:43,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:34:43,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:34:43,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:43,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:34:43,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:34:43,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:43" (1/1) ... [2024-11-08 19:34:43,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c9a9ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:43, skipping insertion in model container [2024-11-08 19:34:43,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:43" (1/1) ... [2024-11-08 19:34:43,887 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:34:44,111 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_f00dd5ee-d540-4b07-9088-55277dc20feb/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c[525,538] [2024-11-08 19:34:44,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:44,140 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:34:44,153 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_f00dd5ee-d540-4b07-9088-55277dc20feb/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c[525,538] [2024-11-08 19:34:44,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:44,177 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:34:44,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44 WrapperNode [2024-11-08 19:34:44,178 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:44,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:44,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:34:44,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:34:44,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,215 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-11-08 19:34:44,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:44,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:34:44,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:34:44,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:34:44,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,230 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,240 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,241 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:34:44,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:34:44,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:34:44,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:34:44,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:44,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:34:44,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:34:44,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00dd5ee-d540-4b07-9088-55277dc20feb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:34:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:34:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:34:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:34:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:34:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:34:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:34:44,374 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:34:44,377 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:34:44,508 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 19:34:44,508 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:34:44,533 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:34:44,534 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:34:44,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:44 BoogieIcfgContainer [2024-11-08 19:34:44,534 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:34:44,535 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:34:44,535 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:34:44,549 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:34:44,549 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:44" (1/1) ... [2024-11-08 19:34:44,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:34:44,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:44,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-08 19:34:44,629 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-08 19:34:44,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:34:44,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:44,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:44,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-08 19:34:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-08 19:34:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:34:44,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:44,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:44,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-08 19:34:44,975 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-08 19:34:44,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:34:44,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:44,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:34:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:45,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:34:45,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:45,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-08 19:34:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-08 19:34:45,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:34:45,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:45,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:45,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:46,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:46,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-08 19:34:46,551 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-08 19:34:46,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:34:46,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:46,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:46,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:47,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:47,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2024-11-08 19:34:47,983 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2024-11-08 19:34:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:34:47,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:47,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:34:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:48,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 19:34:48,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:54,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 19:34:54,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:54,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2024-11-08 19:34:54,968 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2024-11-08 19:34:54,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:34:54,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:54,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:34:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:55,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 19:34:55,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:55,229 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:55,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:55,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2024-11-08 19:34:55,860 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-08 19:34:55,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:34:55,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:55,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:34:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:56,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 19:34:56,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:57,622 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:35:11,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 19:35:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2024-11-08 19:35:14,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2024-11-08 19:35:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:35:14,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:14,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:35:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:35:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:14,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 19:35:14,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:26,417 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:36:23,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:23,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2024-11-08 19:36:23,965 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2024-11-08 19:36:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:36:23,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:23,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:36:37,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:37,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 48 states and 105 transitions. [2024-11-08 19:36:37,608 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 105 transitions. [2024-11-08 19:36:37,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:36:37,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:37,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:36:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:37,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 19:36:37,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:36:37,968 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:36:55,289 WARN L286 SmtUtils]: Spent 5.46s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:36:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:58,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 51 states and 113 transitions. [2024-11-08 19:36:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 113 transitions. [2024-11-08 19:36:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:36:58,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:58,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:58,397 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:37:01,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:01,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 52 states and 117 transitions. [2024-11-08 19:37:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 117 transitions. [2024-11-08 19:37:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:37:01,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:01,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:37:04,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:04,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 52 states and 116 transitions. [2024-11-08 19:37:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 116 transitions. [2024-11-08 19:37:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:37:04,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:04,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:37:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:04,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 19:37:04,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:37:09,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:09,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 117 transitions. [2024-11-08 19:37:09,487 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 117 transitions. [2024-11-08 19:37:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:37:09,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:09,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:37:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:09,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 19:37:09,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:09,932 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:37:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:31,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 58 states and 129 transitions. [2024-11-08 19:37:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 129 transitions. [2024-11-08 19:37:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:37:31,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:31,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:37:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:32,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 19:37:32,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:32,195 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:37:51,373 WARN L286 SmtUtils]: Spent 10.14s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:38:19,365 WARN L286 SmtUtils]: Spent 10.12s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:38:29,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 61 states and 135 transitions. [2024-11-08 19:38:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 135 transitions. [2024-11-08 19:38:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:38:29,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:29,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:38:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:38:54,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:54,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 65 states and 160 transitions. [2024-11-08 19:38:54,347 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 160 transitions. [2024-11-08 19:38:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:38:54,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:54,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:38:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:38:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:54,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 19:38:54,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:38:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:39:08,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:08,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 68 states and 168 transitions. [2024-11-08 19:39:08,787 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 168 transitions. [2024-11-08 19:39:08,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:39:08,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:08,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:39:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:08,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 19:39:08,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:08,991 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:39:16,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:16,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 70 states and 169 transitions. [2024-11-08 19:39:16,414 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 169 transitions. [2024-11-08 19:39:16,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:39:16,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:16,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:16,533 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:39:19,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:19,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 70 states and 168 transitions. [2024-11-08 19:39:19,883 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 168 transitions. [2024-11-08 19:39:19,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:39:19,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:19,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:19,972 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:39:30,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 71 states and 173 transitions. [2024-11-08 19:39:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 173 transitions. [2024-11-08 19:39:30,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:39:30,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:30,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:30,684 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:39:33,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:33,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 72 states and 177 transitions. [2024-11-08 19:39:33,266 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 177 transitions. [2024-11-08 19:39:33,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:39:33,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:33,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:39:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:33,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 19:39:33,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:33,513 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:39:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:34,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 73 states and 180 transitions. [2024-11-08 19:39:34,583 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 180 transitions. [2024-11-08 19:39:34,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:39:34,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:34,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:39:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:34,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 19:39:34,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:41:06,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:06,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 81 states and 199 transitions. [2024-11-08 19:41:06,561 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 199 transitions. [2024-11-08 19:41:06,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:41:06,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:06,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 19:41:25,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:25,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 85 states and 230 transitions. [2024-11-08 19:41:25,289 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 230 transitions. [2024-11-08 19:41:25,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:41:25,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:25,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:41:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:25,427 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 19:41:25,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 43 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 19:42:09,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:09,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 89 states and 251 transitions. [2024-11-08 19:42:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 251 transitions. [2024-11-08 19:42:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:42:09,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:09,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:42:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:09,153 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 19:42:21,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 90 states and 258 transitions. [2024-11-08 19:42:21,896 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 258 transitions. [2024-11-08 19:42:21,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:42:21,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:21,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:42:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:42:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:22,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 19:42:22,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:42:28,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:28,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 91 states and 261 transitions. [2024-11-08 19:42:28,868 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 261 transitions. [2024-11-08 19:42:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:42:28,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:28,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:42:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:29,014 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 19:42:30,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:30,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 91 states and 259 transitions. [2024-11-08 19:42:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 259 transitions. [2024-11-08 19:42:30,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:42:30,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:30,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:42:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:42:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:30,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 19:42:30,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:30,552 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 19:43:03,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:03,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 95 states and 268 transitions. [2024-11-08 19:43:03,642 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 268 transitions. [2024-11-08 19:43:03,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:43:03,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:03,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:03,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 19:43:03,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:03,854 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 19:43:17,594 WARN L286 SmtUtils]: Spent 7.54s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:43:29,956 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:43:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:37,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 98 states and 272 transitions. [2024-11-08 19:43:37,821 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 272 transitions. [2024-11-08 19:43:37,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:43:37,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:37,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:37,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 19:43:37,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:38,086 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 19:43:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:47,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 100 states and 273 transitions. [2024-11-08 19:43:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 273 transitions. [2024-11-08 19:43:47,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:43:47,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:47,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:47,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 19:43:47,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 43 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 19:44:16,066 WARN L286 SmtUtils]: Spent 18.13s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:44:57,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:57,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 103 states and 276 transitions. [2024-11-08 19:44:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 276 transitions. [2024-11-08 19:44:57,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:44:57,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:57,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:44:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:57,731 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 19:45:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 103 states and 275 transitions. [2024-11-08 19:45:06,785 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 275 transitions. [2024-11-08 19:45:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:45:06,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:06,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:06,915 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 19:45:08,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:08,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 103 states and 274 transitions. [2024-11-08 19:45:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 274 transitions. [2024-11-08 19:45:08,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 19:45:08,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:08,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:45:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:08,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 19:45:08,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 19:46:00,364 WARN L286 SmtUtils]: Spent 9.17s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:46:19,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 107 states and 292 transitions. [2024-11-08 19:46:19,721 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 292 transitions. [2024-11-08 19:46:19,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 19:46:19,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:19,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:46:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:19,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 19:46:19,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:20,085 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 17 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-08 19:46:45,446 WARN L286 SmtUtils]: Spent 23.89s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:47:46,975 WARN L286 SmtUtils]: Spent 19.43s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:47:57,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 19:48:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 110 states and 295 transitions. [2024-11-08 19:48:04,422 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 295 transitions. [2024-11-08 19:48:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 19:48:04,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:04,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:04,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 19:48:04,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 19:48:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 111 states and 298 transitions. [2024-11-08 19:48:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 298 transitions. [2024-11-08 19:48:46,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 19:48:46,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:46,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked.