./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/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_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/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_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/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_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/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 733c8c0d341cb54eee4e59b43f30f5bf47e1dd1b655467c56f6a38527ef3ee98 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:42:05,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:42:05,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:42:05,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:42:05,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:42:05,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:42:05,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:42:05,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:42:05,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:42:05,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:42:05,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:42:05,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:42:05,173 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:42:05,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:42:05,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:42:05,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:42:05,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:42:05,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:42:05,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:42:05,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:42:05,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:42:05,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:42:05,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:42:05,175 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:42:05,175 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:42:05,175 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:42:05,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:42:05,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:42:05,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:42:05,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:42:05,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:42:05,176 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:42:05,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:42:05,176 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_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/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 -> 733c8c0d341cb54eee4e59b43f30f5bf47e1dd1b655467c56f6a38527ef3ee98 [2024-11-13 16:42:05,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:42:05,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:42:05,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:42:05,542 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:42:05,542 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:42:05,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c Unable to find full path for "g++" [2024-11-13 16:42:07,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:42:08,152 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:42:08,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c [2024-11-13 16:42:08,164 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/data/9c615b1ef/96cddbf27e9549aebb667316a8f29fb9/FLAGe41dcee3b [2024-11-13 16:42:08,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/data/9c615b1ef/96cddbf27e9549aebb667316a8f29fb9 [2024-11-13 16:42:08,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:42:08,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:42:08,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:42:08,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:42:08,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:42:08,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61435fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08, skipping insertion in model container [2024-11-13 16:42:08,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,245 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:42:08,471 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_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c[525,538] [2024-11-13 16:42:08,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:42:08,510 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:42:08,526 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_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound50.c[525,538] [2024-11-13 16:42:08,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:42:08,554 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:42:08,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08 WrapperNode [2024-11-13 16:42:08,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:42:08,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:42:08,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:42:08,557 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:42:08,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,598 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-11-13 16:42:08,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:42:08,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:42:08,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:42:08,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:42:08,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,627 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:42:08,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:42:08,634 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:42:08,634 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:42:08,635 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:08" (1/1) ... [2024-11-13 16:42:08,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:42:08,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:42:08,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:42:08,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bcb58a5-40ee-4e3c-96ba-dfb6a78c8a8f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:42:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:42:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:42:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:42:08,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:42:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:42:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:42:08,827 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:42:08,830 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:42:09,022 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 16:42:09,022 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:42:09,049 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:42:09,049 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:42:09,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:42:09 BoogieIcfgContainer [2024-11-13 16:42:09,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:42:09,051 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:42:09,051 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:42:09,062 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:42:09,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:42:09" (1/1) ... [2024-11-13 16:42:09,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:42:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:09,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 16:42:09,143 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 16:42:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:42:09,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:09,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:09,320 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 16:42:09,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 16:42:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 16:42:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:42:09,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:09,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:09,475 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 16:42:09,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:09,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-13 16:42:09,574 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-13 16:42:09,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:42:09,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:09,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:42:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:09,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:42:09,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:42:09,803 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 16:42:10,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:10,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-13 16:42:10,245 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-13 16:42:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:42:10,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:10,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:10,690 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 16:42:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 16:42:11,435 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 16:42:11,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 16:42:11,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:11,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:42:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:11,545 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:42:11,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:42:11,716 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 16:42:17,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:17,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-11-13 16:42:17,625 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-13 16:42:17,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 16:42:17,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:17,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:17,992 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 16:42:18,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-13 16:42:18,831 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-13 16:42:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 16:42:18,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:18,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:42:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:18,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:42:18,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:42:18,964 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 16:42:20,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2024-11-13 16:42:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2024-11-13 16:42:20,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:42:20,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:20,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:42:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:20,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 16:42:20,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:42:20,342 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 16:42:45,768 WARN L286 SmtUtils]: Spent 18.60s 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) [2024-11-13 16:42:49,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:42:50,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:42:54,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:54,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2024-11-13 16:42:54,697 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2024-11-13 16:42:54,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:42:54,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:54,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:54,998 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 16:42:57,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:57,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2024-11-13 16:42:57,567 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2024-11-13 16:42:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:42:57,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:57,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:42:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:57,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 16:42:57,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:42:58,406 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:43:14,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:14,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 103 transitions. [2024-11-13 16:43:14,457 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 103 transitions. [2024-11-13 16:43:14,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:43:14,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:14,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:43:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:14,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 16:43:14,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:43:24,873 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 16:43:25,610 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:43:27,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:27,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 50 states and 110 transitions. [2024-11-13 16:43:27,193 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 110 transitions. [2024-11-13 16:43:27,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:43:27,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:27,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:27,291 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 16:43:27,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:27,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 50 states and 109 transitions. [2024-11-13 16:43:27,833 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 109 transitions. [2024-11-13 16:43:27,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:43:27,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:27,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:43:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:27,989 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 16:43:27,990 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:43:28,051 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 16:43:33,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:33,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 52 states and 110 transitions. [2024-11-13 16:43:33,361 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 110 transitions. [2024-11-13 16:43:33,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:43:33,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:33,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:33,841 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 16:43:35,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:35,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 56 states and 130 transitions. [2024-11-13 16:43:35,849 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 130 transitions. [2024-11-13 16:43:35,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:43:35,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:35,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:43:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:35,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 16:43:35,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:43:46,034 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 16:43:46,355 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 16:44:01,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 60 states and 144 transitions. [2024-11-13 16:44:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 144 transitions. [2024-11-13 16:44:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:44:01,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:01,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:44:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:44:01,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 16:44:01,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:44:07,224 WARN L286 SmtUtils]: Spent 5.73s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 16:44:07,304 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 16:44:17,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 64 states and 154 transitions. [2024-11-13 16:44:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 154 transitions. [2024-11-13 16:44:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:44:17,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:17,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:44:17,331 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 16:44:18,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:18,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 66 states and 161 transitions. [2024-11-13 16:44:18,956 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 161 transitions. [2024-11-13 16:44:18,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:44:18,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:18,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:44:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:44:19,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 16:44:19,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:44:19,569 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 16:44:46,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.89s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:45:03,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:03,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 72 states and 176 transitions. [2024-11-13 16:45:03,996 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 176 transitions. [2024-11-13 16:45:03,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:45:03,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:03,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:04,123 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 16:45:04,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:04,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 72 states and 175 transitions. [2024-11-13 16:45:04,762 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 175 transitions. [2024-11-13 16:45:04,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:45:04,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:04,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:45:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:04,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 16:45:04,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:45:05,036 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 16:45:07,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 74 states and 181 transitions. [2024-11-13 16:45:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 181 transitions. [2024-11-13 16:45:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:45:07,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:07,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:45:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:07,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 16:45:07,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:45:07,721 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 16:45:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:14,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 76 states and 182 transitions. [2024-11-13 16:45:14,907 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 182 transitions. [2024-11-13 16:45:14,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:45:14,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:14,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:15,071 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 16:45:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 76 states and 181 transitions. [2024-11-13 16:45:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 181 transitions. [2024-11-13 16:45:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:45:15,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:15,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:16,005 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 16:45:17,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 76 states and 179 transitions. [2024-11-13 16:45:17,003 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 179 transitions. [2024-11-13 16:45:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:45:17,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:17,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:17,137 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 16:45:17,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:17,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 78 states and 188 transitions. [2024-11-13 16:45:17,847 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 188 transitions. [2024-11-13 16:45:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:45:17,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:17,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:45:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:17,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 16:45:18,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:45:18,315 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 16:45:40,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 84 states and 195 transitions. [2024-11-13 16:45:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 195 transitions. [2024-11-13 16:45:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:45:40,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:40,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:45:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:40,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 16:45:40,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:45:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:45:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:49,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 89 states and 211 transitions. [2024-11-13 16:45:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2024-11-13 16:45:49,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:45:49,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:49,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:50,435 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:45:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 93 states and 242 transitions. [2024-11-13 16:45:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 242 transitions. [2024-11-13 16:45:53,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:45:53,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:53,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:45:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:53,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 16:45:53,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:45:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:46:22,874 WARN L286 SmtUtils]: Spent 23.10s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:46:46,487 WARN L286 SmtUtils]: Spent 10.19s 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) [2024-11-13 16:46:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 96 states and 249 transitions. [2024-11-13 16:46:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 249 transitions. [2024-11-13 16:46:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:46:58,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:58,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:59,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 16:46:59,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:59,219 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 16:47:03,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:03,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 100 states and 263 transitions. [2024-11-13 16:47:03,238 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 263 transitions. [2024-11-13 16:47:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:47:03,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:03,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:47:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:03,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 16:47:03,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:47:11,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:11,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 102 states and 264 transitions. [2024-11-13 16:47:11,665 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 264 transitions. [2024-11-13 16:47:11,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:47:11,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:11,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:47:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:11,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 16:47:11,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:11,954 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 16:47:29,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:29,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 104 states and 265 transitions. [2024-11-13 16:47:29,188 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 265 transitions. [2024-11-13 16:47:29,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:47:29,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:29,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:29,319 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:47:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:31,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 106 states and 274 transitions. [2024-11-13 16:47:31,090 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 274 transitions. [2024-11-13 16:47:31,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:47:31,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:31,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:31,214 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:47:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:32,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 106 states and 272 transitions. [2024-11-13 16:47:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 272 transitions. [2024-11-13 16:47:32,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:47:32,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:32,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:47:34,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 106 states and 271 transitions. [2024-11-13 16:47:34,068 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 271 transitions. [2024-11-13 16:47:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:47:34,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:34,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:34,186 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:47:35,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:35,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 106 states and 270 transitions. [2024-11-13 16:47:35,416 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 270 transitions. [2024-11-13 16:47:35,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:47:35,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:35,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:38,250 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 16:47:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 110 states and 306 transitions. [2024-11-13 16:47:45,763 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 306 transitions. [2024-11-13 16:47:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:47:45,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:45,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:47:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:45,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 16:47:45,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 17 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 16:49:40,045 WARN L286 SmtUtils]: Spent 39.05s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:50:46,419 WARN L286 SmtUtils]: Spent 24.72s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:50:48,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:50:55,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.62s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:52:09,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:09,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 121 states and 349 transitions. [2024-11-13 16:52:09,760 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 349 transitions. [2024-11-13 16:52:09,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:52:09,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:09,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:52:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:09,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 16:52:09,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:10,978 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 16:52:39,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:53:41,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:53:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 124 states and 360 transitions. [2024-11-13 16:53:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 360 transitions. [2024-11-13 16:53:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:53:41,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:41,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:53:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:42,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 16:53:42,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:42,518 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 16 proven. 67 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 16:53:58,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:58,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 126 states and 361 transitions. [2024-11-13 16:53:58,612 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 361 transitions. [2024-11-13 16:53:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:53:58,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:58,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:53:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:58,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 16:53:58,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 16:54:16,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:54:25,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:25,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 128 states and 366 transitions. [2024-11-13 16:54:25,017 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 366 transitions. [2024-11-13 16:54:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:54:25,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:25,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:54:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:25,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 16:54:25,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:25,351 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 16:54:29,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:29,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 130 states and 372 transitions. [2024-11-13 16:54:29,443 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 372 transitions. [2024-11-13 16:54:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:54:29,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:29,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:29,570 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 16:54:47,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:47,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 132 states and 379 transitions. [2024-11-13 16:54:47,995 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 379 transitions. [2024-11-13 16:54:47,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:54:47,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:47,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:54:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:48,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-13 16:54:48,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:48,521 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 22 proven. 61 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 16:55:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:36,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 138 states and 387 transitions. [2024-11-13 16:55:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 387 transitions. [2024-11-13 16:55:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:55:36,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:36,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:55:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:55:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:37,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 16:55:37,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:37,273 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 16:56:01,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 140 states and 389 transitions. [2024-11-13 16:56:01,737 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 389 transitions. [2024-11-13 16:56:01,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:56:01,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:01,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:56:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:01,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 16:56:01,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.