./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee7efdbf8e082fecbcf7a0b7187f01592d4dffd310592a1175678347e3e281b9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:10:31,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:10:31,364 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:10:31,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:10:31,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:10:31,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:10:31,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:10:31,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:10:31,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:10:31,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:10:31,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:10:31,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:10:31,397 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:10:31,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:10:31,398 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:10:31,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:10:31,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:10:31,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:10:31,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:10:31,400 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:10:31,400 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:10:31,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:10:31,401 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:10:31,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:10:31,402 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:10:31,402 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:10:31,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:10:31,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:10:31,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:10:31,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:10:31,404 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:10:31,404 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:10:31,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:10:31,405 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee7efdbf8e082fecbcf7a0b7187f01592d4dffd310592a1175678347e3e281b9 [2024-11-08 23:10:31,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:10:31,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:10:31,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:10:31,715 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:10:31,716 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:10:31,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c Unable to find full path for "g++" [2024-11-08 23:10:33,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:10:34,086 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:10:34,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c [2024-11-08 23:10:34,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/data/ded65767f/89f6f0e56786473aa231548cfef2abbd/FLAG7f3850fd4 [2024-11-08 23:10:34,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/data/ded65767f/89f6f0e56786473aa231548cfef2abbd [2024-11-08 23:10:34,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:10:34,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:10:34,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:10:34,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:10:34,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:10:34,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ea9880a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34, skipping insertion in model container [2024-11-08 23:10:34,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,488 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:10:34,665 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_11ca7791-b22e-478d-971c-b5c8d52513fe/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c[535,548] [2024-11-08 23:10:34,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:10:34,699 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:10:34,712 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_11ca7791-b22e-478d-971c-b5c8d52513fe/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c[535,548] [2024-11-08 23:10:34,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:10:34,746 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:10:34,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34 WrapperNode [2024-11-08 23:10:34,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:10:34,748 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:10:34,748 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:10:34,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:10:34,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,762 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,780 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-11-08 23:10:34,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:10:34,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:10:34,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:10:34,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:10:34,793 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,804 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,806 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:10:34,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:10:34,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:10:34,809 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:10:34,810 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:34" (1/1) ... [2024-11-08 23:10:34,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:10:34,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:10:34,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:10:34,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11ca7791-b22e-478d-971c-b5c8d52513fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:10:34,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:10:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:10:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:10:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:10:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:10:34,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:10:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:10:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:10:34,949 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:10:34,952 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:10:35,163 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 23:10:35,163 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:10:35,219 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:10:35,219 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 23:10:35,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:10:35 BoogieIcfgContainer [2024-11-08 23:10:35,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:10:35,221 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:10:35,221 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:10:35,234 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:10:35,234 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:10:35" (1/1) ... [2024-11-08 23:10:35,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:10:35,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 23:10:35,295 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 23:10:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:10:35,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:35,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:35,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:10:35,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:10:37,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:10:38,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:38,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-08 23:10:38,803 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-08 23:10:38,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:10:38,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:38,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:40,470 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:10:44,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:10:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2024-11-08 23:10:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2024-11-08 23:10:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:10:49,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:49,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:49,474 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:10:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2024-11-08 23:10:49,537 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2024-11-08 23:10:49,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:10:49,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:49,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 23:10:49,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:49,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2024-11-08 23:10:49,754 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-08 23:10:49,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:10:49,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:49,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:49,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:10:53,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:53,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2024-11-08 23:10:53,162 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2024-11-08 23:10:53,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:10:53,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:53,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:10:53,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:54,011 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:11:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:01,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2024-11-08 23:11:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2024-11-08 23:11:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:11:01,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:01,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:11:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:01,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:11:01,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:01,791 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:11:01,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:01,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2024-11-08 23:11:01,863 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2024-11-08 23:11:01,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:11:01,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:01,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:11:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:01,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:11:01,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 23:12:13,028 WARN L286 SmtUtils]: Spent 5.69s on a formula simplification. DAG size of input: 41 DAG size of output: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:12:32,201 WARN L286 SmtUtils]: Spent 5.49s on a formula simplification. DAG size of input: 41 DAG size of output: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:12:53,120 WARN L286 SmtUtils]: Spent 8.77s on a formula simplification. DAG size of input: 43 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:13:25,540 WARN L286 SmtUtils]: Spent 5.66s on a formula simplification. DAG size of input: 41 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:13:57,172 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 [] [2024-11-08 23:14:00,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:14:04,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.75s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:14:38,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:14:48,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:14:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2024-11-08 23:14:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2024-11-08 23:14:50,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:14:50,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:50,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:50,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:50,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:14:50,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:50,396 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:14:50,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:50,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2024-11-08 23:14:50,468 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2024-11-08 23:14:50,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:14:50,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:50,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:50,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:14:50,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:50,797 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:14:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2024-11-08 23:14:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2024-11-08 23:14:50,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:14:50,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:50,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:50,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:14:50,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:15:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2024-11-08 23:15:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2024-11-08 23:15:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:15:02,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:02,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:02,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:15:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:02,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:15:02,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:15:02,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:02,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2024-11-08 23:15:02,367 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2024-11-08 23:15:02,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:15:02,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:02,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:15:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:02,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:15:02,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:02,669 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:15:02,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:02,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2024-11-08 23:15:02,742 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2024-11-08 23:15:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:15:02,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:02,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:15:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:02,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:15:02,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:15:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2024-11-08 23:15:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2024-11-08 23:15:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:15:03,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:03,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:15:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:03,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:15:03,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:03,563 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:15:03,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:03,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2024-11-08 23:15:03,629 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2024-11-08 23:15:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:15:03,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:03,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:15:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:03,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 23:15:03,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:20,154 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 1 refuted. 2 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 23:16:50,761 WARN L286 SmtUtils]: Spent 13.44s on a formula simplification. DAG size of input: 42 DAG size of output: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:17:30,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:17:40,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:17:50,608 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 [] [2024-11-08 23:18:08,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:08,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 62 states and 106 transitions. [2024-11-08 23:18:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 106 transitions. [2024-11-08 23:18:08,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:18:08,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:08,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:18:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:18:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:08,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:18:08,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:17,380 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-08 23:18:31,396 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2)) (.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (= |c_ULTIMATE.start_main_~r~0#1| 0)) (<= 0 |c_ULTIMATE.start_main_~A~0#1|) (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (* .cse0 .cse0)) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (not (and (<= .cse0 5) (<= 0 .cse0))) .cse1 (= (mod |c_ULTIMATE.start_main_~A~0#1| 2) 1) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-11-08 23:18:51,755 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2)) (.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (* .cse0 .cse0)) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (not (and (<= .cse0 5) (<= 0 .cse0))) .cse1 (= (mod |c_ULTIMATE.start_main_~A~0#1| 2) 1) (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-11-08 23:19:01,767 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2)) (.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (* .cse0 .cse0)) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (not (and (<= .cse0 5) (<= 0 .cse0))) .cse1 (= (mod |c_ULTIMATE.start_main_~A~0#1| 2) 1) (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4)))))) is different from true [2024-11-08 23:19:06,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:06,092 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:06,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:06,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:06,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:06,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:19:06,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:06,371 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:19:16,699 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (let ((.cse0 (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (* .cse5 .cse5))) (.cse1 (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0)) (.cse3 (<= .cse5 5)) (.cse4 (<= 0 .cse5)) (.cse2 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and .cse0 .cse1 .cse2)) (not (and .cse3 .cse0 .cse4 .cse1 .cse2)) (not (and .cse3 .cse4)) .cse2 (= (mod |c_ULTIMATE.start_main_~A~0#1| 2) 1) (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4)))))) is different from false [2024-11-08 23:19:26,707 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse5 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (let ((.cse0 (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (* .cse5 .cse5))) (.cse1 (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0)) (.cse3 (<= .cse5 5)) (.cse4 (<= 0 .cse5)) (.cse2 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and .cse0 .cse1 .cse2)) (not (and .cse3 .cse0 .cse4 .cse1 .cse2)) (not (and .cse3 .cse4)) .cse2 (= (mod |c_ULTIMATE.start_main_~A~0#1| 2) 1) (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))))) is different from true [2024-11-08 23:19:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:26,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:26,736 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:26,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:26,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:26,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:26,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:19:26,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:27,873 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:19:27,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:27,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:27,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:27,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:27,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:27,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:19:27,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:28,500 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:19:28,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:28,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:28,583 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:28,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:28,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:28,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:28,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:19:28,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:19:28,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:28,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:28,915 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:28,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:28,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:28,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:28,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:19:28,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:29,388 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:19:29,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:29,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:29,460 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:29,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:29,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:29,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:29,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:19:29,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:19:29,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:29,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:29,870 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:29,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:29,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:29,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:29,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:19:29,916 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:30,219 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:19:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:30,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:30,276 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:30,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:30,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:30,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:30,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:19:30,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:32,290 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:19:32,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:32,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:32,358 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:32,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:32,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:32,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:19:32,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:32,691 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:19:32,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:32,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 116 transitions. [2024-11-08 23:19:32,777 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-11-08 23:19:32,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:19:32,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:32,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:32,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 23:19:32,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:42,204 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 1 refuted. 2 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 23:20:21,741 WARN L286 SmtUtils]: Spent 37.83s on a formula simplification. DAG size of input: 40 DAG size of output: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:20:38,177 WARN L286 SmtUtils]: Spent 6.13s on a formula simplification. DAG size of input: 42 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:21:33,669 WARN L286 SmtUtils]: Spent 27.49s on a formula simplification. DAG size of input: 41 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:21:44,039 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 [] [2024-11-08 23:22:14,747 WARN L286 SmtUtils]: Spent 20.18s on a formula simplification. DAG size of input: 39 DAG size of output: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:22:55,224 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:23:15,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:15,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 70 states and 128 transitions. [2024-11-08 23:23:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 128 transitions. [2024-11-08 23:23:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:23:15,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:15,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:23:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:15,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:23:15,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:15,840 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 23:24:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:05,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 127 transitions. [2024-11-08 23:24:05,975 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 127 transitions. [2024-11-08 23:24:05,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:24:05,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:05,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:06,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:24:06,016 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:40,270 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 23:25:11,866 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (and (not (= |c_ULTIMATE.start_main_~r~0#1| 0)) (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (* .cse0 .cse0)) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0))) (<= 0 |c_ULTIMATE.start_main_~A~0#1|) (not (and (<= .cse0 5) (<= 0 .cse0))) (= |c_ULTIMATE.start_main_~v~0#1| 1) (= (mod |c_ULTIMATE.start_main_~A~0#1| 2) 1) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-11-08 23:25:29,390 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (and (not (= |c_ULTIMATE.start_main_~r~0#1| 0)) (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (* .cse0 .cse0)) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0))) (<= 0 |c_ULTIMATE.start_main_~A~0#1|) (not (and (<= .cse0 5) (<= 0 .cse0))) (= |c_ULTIMATE.start_main_~v~0#1| 1) (= (mod |c_ULTIMATE.start_main_~A~0#1| 2) 1) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4)))))) is different from true [2024-11-08 23:25:39,992 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (let ((.cse0 (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (* .cse5 .cse5))) (.cse1 (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0)) (.cse3 (<= .cse5 5)) (.cse4 (<= 0 .cse5)) (.cse2 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and .cse0 .cse1)) (not (and .cse0 .cse1 .cse2)) (not (and .cse3 .cse0 .cse4 .cse1 .cse2)) (not (and .cse3 .cse4)) .cse2 (= (mod |c_ULTIMATE.start_main_~A~0#1| 2) 1) (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4)))))) is different from false [2024-11-08 23:25:45,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:45,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 116 transitions. [2024-11-08 23:25:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 116 transitions. [2024-11-08 23:25:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:25:45,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:45,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:45,537 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked.