./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/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_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/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_66479adf-1f5e-4411-9c1b-b1e40e75c813/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 6d5e17137385d2c739b29ac6cf64f361b14ea270b178312078ae738d7ba164ca --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:51:53,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:51:53,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:51:53,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:51:53,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:51:53,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:51:53,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:51:53,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:51:53,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:51:53,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:51:53,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:51:53,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:51:53,804 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:51:53,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:51:53,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:51:53,806 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:51:53,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:51:53,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:51:53,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:51:53,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:51:53,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:51:53,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:51:53,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:51:53,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:51:53,806 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_66479adf-1f5e-4411-9c1b-b1e40e75c813/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 -> 6d5e17137385d2c739b29ac6cf64f361b14ea270b178312078ae738d7ba164ca [2024-11-13 20:51:54,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:51:54,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:51:54,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:51:54,132 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:51:54,133 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:51:54,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound5.c Unable to find full path for "g++" [2024-11-13 20:51:56,118 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:51:56,349 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:51:56,349 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound5.c [2024-11-13 20:51:56,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/data/a21979b47/3ed1f62203134545b4a5816ada5c938b/FLAG12fdcc036 [2024-11-13 20:51:56,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/data/a21979b47/3ed1f62203134545b4a5816ada5c938b [2024-11-13 20:51:56,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:51:56,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:51:56,374 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:51:56,374 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:51:56,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:51:56,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e424a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56, skipping insertion in model container [2024-11-13 20:51:56,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,395 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:51:56,554 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_66479adf-1f5e-4411-9c1b-b1e40e75c813/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound5.c[525,538] [2024-11-13 20:51:56,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:51:56,587 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:51:56,599 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_66479adf-1f5e-4411-9c1b-b1e40e75c813/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound5.c[525,538] [2024-11-13 20:51:56,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:51:56,624 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:51:56,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56 WrapperNode [2024-11-13 20:51:56,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:51:56,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:51:56,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:51:56,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:51:56,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,661 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-11-13 20:51:56,662 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:51:56,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:51:56,663 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:51:56,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:51:56,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,681 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,691 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:51:56,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:51:56,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:51:56,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:51:56,698 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:56,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:51:56,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:51:56,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:51:56,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66479adf-1f5e-4411-9c1b-b1e40e75c813/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:51:56,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:51:56,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:51:56,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:51:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:51:56,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:51:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:51:56,843 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:51:56,845 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:51:56,967 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 20:51:56,967 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:51:56,989 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:51:56,990 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:51:56,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:51:56 BoogieIcfgContainer [2024-11-13 20:51:56,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:51:56,993 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:51:56,993 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:51:57,006 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:51:57,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:51:56" (1/1) ... [2024-11-13 20:51:57,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:51:57,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:57,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 20:51:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 20:51:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:51:57,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:57,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:51:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:51:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:57,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 20:51:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 20:51:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:51:57,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:57,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:51:57,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:51:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-13 20:51:57,512 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-13 20:51:57,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:51:57,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:57,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:51:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:51:57,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:51:57,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:51:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:51:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-13 20:51:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-13 20:51:58,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:51:58,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:58,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:51:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:51:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:58,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 20:51:58,968 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 20:51:58,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:51:58,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:58,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:51:59,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:52:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2024-11-13 20:52:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2024-11-13 20:52:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:52:00,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:00,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:52:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:00,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 20:52:00,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:52:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2024-11-13 20:52:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2024-11-13 20:52:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:52:10,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:10,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:52:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:10,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:52:10,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:10,750 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:52:13,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:13,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2024-11-13 20:52:13,859 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-13 20:52:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:52:13,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:13,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:52:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:14,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:52:14,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:52:24,862 WARN L286 SmtUtils]: Spent 9.45s on a formula simplification that was a NOOP. DAG size: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:52:31,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:52:34,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:34,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2024-11-13 20:52:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2024-11-13 20:52:34,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:52:34,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:34,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:52:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:34,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:52:34,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:34,385 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:52:35,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:35,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2024-11-13 20:52:35,535 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2024-11-13 20:52:35,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:52:35,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:35,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:35,943 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:52:39,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:39,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 84 transitions. [2024-11-13 20:52:39,650 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 84 transitions. [2024-11-13 20:52:39,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:52:39,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:39,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:52:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:39,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:52:39,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:40,013 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:52:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 45 states and 92 transitions. [2024-11-13 20:52:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 92 transitions. [2024-11-13 20:52:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:52:49,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:49,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:49,235 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:52:50,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 45 states and 91 transitions. [2024-11-13 20:52:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 91 transitions. [2024-11-13 20:52:50,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:52:50,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:50,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:50,594 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:53:02,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 49 states and 109 transitions. [2024-11-13 20:53:02,469 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 109 transitions. [2024-11-13 20:53:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:53:02,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:02,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:53:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 49 states and 108 transitions. [2024-11-13 20:53:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 108 transitions. [2024-11-13 20:53:03,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:53:03,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:03,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:03,285 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:53:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:04,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 50 states and 114 transitions. [2024-11-13 20:53:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2024-11-13 20:53:04,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:53:04,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:04,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:53:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 50 states and 112 transitions. [2024-11-13 20:53:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 112 transitions. [2024-11-13 20:53:04,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:53:04,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:04,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:53:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:04,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 20:53:04,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:54:47,036 WARN L286 SmtUtils]: Spent 20.87s 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) [2024-11-13 20:56:20,377 WARN L286 SmtUtils]: Spent 34.84s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:57:39,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:57:40,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:57:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 63 states and 157 transitions. [2024-11-13 20:57:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 157 transitions. [2024-11-13 20:57:40,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:57:40,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:40,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:40,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:57:40,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:58:10,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:58:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 68 states and 179 transitions. [2024-11-13 20:58:27,126 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 179 transitions. [2024-11-13 20:58:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:58:27,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:27,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:58:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:27,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:58:27,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:58:40,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:40,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 70 states and 181 transitions. [2024-11-13 20:58:40,776 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 181 transitions. [2024-11-13 20:58:40,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:58:40,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:40,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:58:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:40,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 20:58:40,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:59:14,876 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (* |c_ULTIMATE.start_main_~z~0#1| |c_ULTIMATE.start_main_~z~0#1|))) (let ((.cse0 (= |c_ULTIMATE.start_main_~x~0#1| (+ .cse2 |c_ULTIMATE.start_main_~z~0#1| 1))) (.cse1 (= |c_ULTIMATE.start_main_~y~0#1| .cse2))) (and (<= c_~counter~0 1) (not (and (= |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~z~0#1|) (= |c_ULTIMATE.start_main_~x~0#1| (+ |c_ULTIMATE.start_main_~z~0#1| 1)))) (not (and .cse0 .cse1 (<= 0 (+ |c_ULTIMATE.start_main_~z~0#1| 2147483648)))) (not (and .cse0 .cse1 (<= |c_ULTIMATE.start_main_~z~0#1| 2147483647))) (not (and (= |c_ULTIMATE.start_main_~y~0#1| 1) (= |c_ULTIMATE.start_main_~x~0#1| 1))) (= (mod (+ (* 18446744073709551615 |c_ULTIMATE.start_main_~x~0#1|) (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|) (* |c_ULTIMATE.start_main_~y~0#1| 18446744073709551615 |c_ULTIMATE.start_main_~z~0#1|) 1) 18446744073709551616) 0)))) is different from false [2024-11-13 21:00:03,049 WARN L286 SmtUtils]: Spent 9.54s on a formula simplification. DAG size of input: 39 DAG size of output: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:00:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 79 states and 200 transitions. [2024-11-13 21:00:25,630 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 200 transitions. [2024-11-13 21:00:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:00:25,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:25,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:00:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:00:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:25,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:00:25,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:25,979 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:02:15,278 WARN L286 SmtUtils]: Spent 24.19s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:04:03,615 WARN L286 SmtUtils]: Spent 21.47s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:04:53,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:53,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 84 states and 206 transitions. [2024-11-13 21:04:53,732 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 206 transitions. [2024-11-13 21:04:53,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:04:53,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:53,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:53,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:04:53,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:04:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:59,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 86 states and 208 transitions. [2024-11-13 21:04:59,334 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 208 transitions. [2024-11-13 21:04:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:04:59,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:59,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:59,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:04:59,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:59,550 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:07:00,613 WARN L286 SmtUtils]: Spent 12.97s 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) [2024-11-13 21:07:09,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.69s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers []