./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound20.i --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_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/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_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/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_991836de-7387-4fa5-898b-3e6c63c849b1/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 67e1f0759ae3eef1dbaa6f8b0d73161640ce69ba156f9f744d71e8aa9cf95f87 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:37:07,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:37:08,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:37:08,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:37:08,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:37:08,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:37:08,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:37:08,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:37:08,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:37:08,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:37:08,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:37:08,149 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:37:08,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:37:08,153 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:37:08,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:37:08,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:37:08,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:37:08,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:37:08,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:37:08,155 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:37:08,156 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:37:08,160 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:37:08,160 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:37:08,161 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:37:08,161 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:37:08,161 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:37:08,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:37:08,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:08,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:37:08,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:37:08,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:37:08,167 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:37:08,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:37:08,167 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_991836de-7387-4fa5-898b-3e6c63c849b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e1f0759ae3eef1dbaa6f8b0d73161640ce69ba156f9f744d71e8aa9cf95f87 [2024-11-08 19:37:08,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:37:08,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:37:08,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:37:08,516 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:37:08,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:37:08,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound20.i Unable to find full path for "g++" [2024-11-08 19:37:10,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:37:10,778 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:37:10,779 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound20.i [2024-11-08 19:37:10,787 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/data/587e00f80/6617b37078364cbea524f8647c626aa9/FLAG0f2eba390 [2024-11-08 19:37:11,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/data/587e00f80/6617b37078364cbea524f8647c626aa9 [2024-11-08 19:37:11,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:37:11,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:37:11,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:11,111 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:37:11,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:37:11,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@156f1b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11, skipping insertion in model container [2024-11-08 19:37:11,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,146 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:37:11,398 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_991836de-7387-4fa5-898b-3e6c63c849b1/sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound20.i[950,963] [2024-11-08 19:37:11,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:11,429 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:37:11,441 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_991836de-7387-4fa5-898b-3e6c63c849b1/sv-benchmarks/c/nla-digbench-scaling/divbin_valuebound20.i[950,963] [2024-11-08 19:37:11,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:11,468 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:37:11,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11 WrapperNode [2024-11-08 19:37:11,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:11,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:11,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:37:11,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:37:11,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,506 INFO L138 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2024-11-08 19:37:11,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:11,508 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:37:11,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:37:11,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:37:11,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,529 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,530 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:37:11,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:37:11,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:37:11,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:37:11,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:11,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:37:11,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:37:11,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_991836de-7387-4fa5-898b-3e6c63c849b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:37:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:37:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:37:11,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:37:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:37:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:37:11,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:37:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:37:11,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:37:11,670 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:37:11,672 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:37:11,867 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 19:37:11,867 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:37:11,937 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:37:11,938 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:37:11,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:11 BoogieIcfgContainer [2024-11-08 19:37:11,938 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:37:11,940 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:37:11,940 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:37:11,951 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:37:11,952 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:11" (1/1) ... [2024-11-08 19:37:11,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:37:12,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:12,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-08 19:37:12,031 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-08 19:37:12,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 19:37:12,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:12,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:12,303 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 19:37:12,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:12,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2024-11-08 19:37:12,346 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2024-11-08 19:37:12,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:37:12,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:12,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:37:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:12,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:37:12,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:12,802 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:37:13,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:13,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 36 transitions. [2024-11-08 19:37:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-08 19:37:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 19:37:13,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:13,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:13,755 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 19:37:14,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:14,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 34 transitions. [2024-11-08 19:37:14,227 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2024-11-08 19:37:14,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 19:37:14,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:14,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:37:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 45 transitions. [2024-11-08 19:37:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-11-08 19:37:16,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:37:16,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:16,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:37:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:16,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 19:37:16,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:18,107 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:37:22,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 37 states and 57 transitions. [2024-11-08 19:37:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-08 19:37:22,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 19:37:22,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:22,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 19:37:31,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 81 transitions. [2024-11-08 19:37:31,336 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2024-11-08 19:37:31,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:37:31,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:31,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:37:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:32,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 19:37:32,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:39,257 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 19:38:17,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:38:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 112 transitions. [2024-11-08 19:38:20,353 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 112 transitions. [2024-11-08 19:38:20,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:38:20,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:20,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:38:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:38:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:21,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 19:38:21,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:38:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:40:01,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.37s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:40:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:17,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 69 states and 128 transitions. [2024-11-08 19:40:17,890 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 128 transitions. [2024-11-08 19:40:17,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 19:40:17,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:17,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:40:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:40:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:20,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 19:40:20,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 19:40:46,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:40:48,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 79 states and 145 transitions. [2024-11-08 19:40:48,304 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 145 transitions. [2024-11-08 19:40:48,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 19:40:48,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:48,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:40:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:40:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:57,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-08 19:40:57,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:03,152 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 19:41:24,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:24,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 87 states and 160 transitions. [2024-11-08 19:41:24,605 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 160 transitions. [2024-11-08 19:41:24,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 19:41:24,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:24,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:41:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:41:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:25,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 19:41:25,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 19:42:57,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:57,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 93 states and 170 transitions. [2024-11-08 19:42:57,826 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 170 transitions. [2024-11-08 19:42:57,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 19:42:57,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:57,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:42:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 19:45:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:07,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 95 states and 173 transitions. [2024-11-08 19:45:07,418 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 173 transitions. [2024-11-08 19:45:07,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 19:45:07,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:07,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:45:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:08,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 19:45:08,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:20,797 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 43 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 19:46:09,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:09,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 103 states and 189 transitions. [2024-11-08 19:46:09,175 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 189 transitions. [2024-11-08 19:46:09,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 19:46:09,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:09,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:46:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:10,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-08 19:46:10,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:19,171 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 19:46:37,806 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (mod |c_ULTIMATE.start_main_~A~0#1| 4294967296))) (let ((.cse0 (= 2 |c_ULTIMATE.start_main_~q~0#1|)) (.cse3 (* 4294967295 |c_ULTIMATE.start_main_~r~0#1|)) (.cse1 (+ .cse2 1)) (.cse4 (<= .cse2 20)) (.cse6 (div (* (- 1) |c_ULTIMATE.start_main_~b~0#1|) 8))) (and .cse0 (not (and (<= .cse1 (* 2 |c_ULTIMATE.start_main_~b~0#1|)) (exists ((v_y_13 Int)) (<= (mod (+ (* v_y_13 2147483648) |c_ULTIMATE.start_main_~b~0#1|) 4294967296) .cse2)) (= 1 |c_ULTIMATE.start_main_~q~0#1|) (<= |c_ULTIMATE.start_main_~b~0#1| 2147483647) (= (mod (+ .cse3 |c_ULTIMATE.start_main_~A~0#1| (* 4294967295 |c_ULTIMATE.start_main_~b~0#1|)) 4294967296) 0) .cse4)) (exists ((v_y_357 Int)) (let ((.cse5 (* 134217728 v_y_357))) (and (<= (* 16 (mod (+ .cse5 (* 268435455 .cse6)) 268435456)) .cse2) (<= (+ 1 .cse6) .cse5) (<= .cse5 (+ 20 .cse6))))) (<= .cse6 0) (not (and (let ((.cse9 (* 4294967294 |c_ULTIMATE.start_main_~b~0#1|))) (let ((.cse8 (mod |c_ULTIMATE.start_main_~b~0#1| 4294967296)) (.cse7 (mod (+ .cse9 |c_ULTIMATE.start_main_~A~0#1|) 4294967296))) (or (and (<= (+ .cse7 1) .cse8) .cse0 (= (mod (+ .cse3 .cse9 |c_ULTIMATE.start_main_~A~0#1|) 4294967296) 0)) (and (= (mod (+ .cse3 |c_ULTIMATE.start_main_~A~0#1| (* |c_ULTIMATE.start_main_~b~0#1| 4294967293)) 4294967296) 0) (<= .cse8 .cse7) (= 3 |c_ULTIMATE.start_main_~q~0#1|))))) (<= |c_ULTIMATE.start_main_~b~0#1| 1073741823) (<= .cse1 (* |c_ULTIMATE.start_main_~b~0#1| 4)) (exists ((v_y_87 Int)) (let ((.cse10 (+ (* 1073741824 v_y_87) |c_ULTIMATE.start_main_~b~0#1|))) (and (<= 0 .cse10) (<= .cse10 .cse2) (<= (* (mod .cse10 2147483648) 2) .cse2)))) .cse4)) (= (+ |c_ULTIMATE.start_main_~A~0#1| (* 16 .cse6)) |c_ULTIMATE.start_main_~r~0#1|) (not (and (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse4)) (= (mod (* 7 |c_ULTIMATE.start_main_~b~0#1|) 8) 0) .cse4 (<= 0 (+ 134217727 .cse6))))) is different from false [2024-11-08 19:47:19,798 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse2 (mod |c_ULTIMATE.start_main_~A~0#1| 4294967296))) (let ((.cse0 (= 2 |c_ULTIMATE.start_main_~q~0#1|)) (.cse3 (* 4294967295 |c_ULTIMATE.start_main_~r~0#1|)) (.cse1 (+ .cse2 1)) (.cse4 (<= .cse2 20)) (.cse6 (div (* (- 1) |c_ULTIMATE.start_main_~b~0#1|) 8))) (and .cse0 (not (and (<= .cse1 (* 2 |c_ULTIMATE.start_main_~b~0#1|)) (exists ((v_y_13 Int)) (<= (mod (+ (* v_y_13 2147483648) |c_ULTIMATE.start_main_~b~0#1|) 4294967296) .cse2)) (= 1 |c_ULTIMATE.start_main_~q~0#1|) (<= |c_ULTIMATE.start_main_~b~0#1| 2147483647) (= (mod (+ .cse3 |c_ULTIMATE.start_main_~A~0#1| (* 4294967295 |c_ULTIMATE.start_main_~b~0#1|)) 4294967296) 0) .cse4)) (exists ((v_y_357 Int)) (let ((.cse5 (* 134217728 v_y_357))) (and (<= (* 16 (mod (+ .cse5 (* 268435455 .cse6)) 268435456)) .cse2) (<= (+ 1 .cse6) .cse5) (<= .cse5 (+ 20 .cse6))))) (<= .cse6 0) (not (and (let ((.cse9 (* 4294967294 |c_ULTIMATE.start_main_~b~0#1|))) (let ((.cse8 (mod |c_ULTIMATE.start_main_~b~0#1| 4294967296)) (.cse7 (mod (+ .cse9 |c_ULTIMATE.start_main_~A~0#1|) 4294967296))) (or (and (<= (+ .cse7 1) .cse8) .cse0 (= (mod (+ .cse3 .cse9 |c_ULTIMATE.start_main_~A~0#1|) 4294967296) 0)) (and (= (mod (+ .cse3 |c_ULTIMATE.start_main_~A~0#1| (* |c_ULTIMATE.start_main_~b~0#1| 4294967293)) 4294967296) 0) (<= .cse8 .cse7) (= 3 |c_ULTIMATE.start_main_~q~0#1|))))) (<= |c_ULTIMATE.start_main_~b~0#1| 1073741823) (<= .cse1 (* |c_ULTIMATE.start_main_~b~0#1| 4)) (exists ((v_y_87 Int)) (let ((.cse10 (+ (* 1073741824 v_y_87) |c_ULTIMATE.start_main_~b~0#1|))) (and (<= 0 .cse10) (<= .cse10 .cse2) (<= (* (mod .cse10 2147483648) 2) .cse2)))) .cse4)) (= (+ |c_ULTIMATE.start_main_~A~0#1| (* 16 .cse6)) |c_ULTIMATE.start_main_~r~0#1|) (not (and (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse4)) (= (mod (* 7 |c_ULTIMATE.start_main_~b~0#1|) 8) 0) .cse4 (<= 0 (+ 134217727 .cse6)))))) is different from true [2024-11-08 19:47:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 99 states and 181 transitions. [2024-11-08 19:47:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 181 transitions. [2024-11-08 19:47:19,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 19:47:19,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:19,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:47:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:21,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-08 19:47:21,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 7 proven. 29 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 19:47:48,210 WARN L286 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 84 DAG size of output: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:48:24,336 WARN L286 SmtUtils]: Spent 12.51s on a formula simplification that was a NOOP. DAG size: 103 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:48:25,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:48:41,098 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 (mod |c_ULTIMATE.start_main_~A~0#1| 4294967296))) (let ((.cse2 (* 2 |c_ULTIMATE.start_main_~b~0#1|)) (.cse0 (= 2 |c_ULTIMATE.start_main_~q~0#1|)) (.cse4 (* 4294967295 |c_ULTIMATE.start_main_~r~0#1|)) (.cse8 (mod |c_ULTIMATE.start_main_~b~0#1| 4294967296)) (.cse1 (+ .cse3 1)) (.cse11 (* |c_ULTIMATE.start_main_~b~0#1| 4)) (.cse9 (* 7 |c_ULTIMATE.start_main_~b~0#1|)) (.cse5 (<= .cse3 20)) (.cse14 (div (* (- 1) |c_ULTIMATE.start_main_~b~0#1|) 8))) (and .cse0 (not (and (<= .cse1 .cse2) (exists ((v_y_13 Int)) (<= (mod (+ (* v_y_13 2147483648) |c_ULTIMATE.start_main_~b~0#1|) 4294967296) .cse3)) (= 1 |c_ULTIMATE.start_main_~q~0#1|) (<= |c_ULTIMATE.start_main_~b~0#1| 2147483647) (= (mod (+ .cse4 |c_ULTIMATE.start_main_~A~0#1| (* 4294967295 |c_ULTIMATE.start_main_~b~0#1|)) 4294967296) 0) .cse5)) (not (and (<= |c_ULTIMATE.start_main_~b~0#1| 536870911) (let ((.cse6 (mod (+ (* 4294967292 |c_ULTIMATE.start_main_~b~0#1|) |c_ULTIMATE.start_main_~A~0#1|) 4294967296))) (or (and (<= .cse2 .cse6) (let ((.cse7 (mod (+ (* 4294967290 |c_ULTIMATE.start_main_~b~0#1|) |c_ULTIMATE.start_main_~A~0#1|) 4294967296))) (or (and (= 6 |c_ULTIMATE.start_main_~q~0#1|) (<= (+ .cse7 1) .cse8) (= (+ (* 6 |c_ULTIMATE.start_main_~b~0#1|) |c_ULTIMATE.start_main_~r~0#1|) |c_ULTIMATE.start_main_~A~0#1|)) (and (= (+ .cse9 |c_ULTIMATE.start_main_~r~0#1|) |c_ULTIMATE.start_main_~A~0#1|) (= 7 |c_ULTIMATE.start_main_~q~0#1|) (<= .cse8 .cse7))))) (let ((.cse10 (+ .cse6 1))) (and (<= .cse10 .cse2) (or (and (= (+ .cse11 |c_ULTIMATE.start_main_~r~0#1|) |c_ULTIMATE.start_main_~A~0#1|) (<= .cse10 .cse8) (= 4 |c_ULTIMATE.start_main_~q~0#1|)) (and (= 5 |c_ULTIMATE.start_main_~q~0#1|) (<= .cse8 .cse6) (= (+ |c_ULTIMATE.start_main_~r~0#1| (* 5 |c_ULTIMATE.start_main_~b~0#1|)) |c_ULTIMATE.start_main_~A~0#1|))))))) (exists ((v_y_369 Int)) (let ((.cse12 (+ (* v_y_369 536870912) |c_ULTIMATE.start_main_~b~0#1|))) (and (<= (mod .cse12 4294967296) .cse3) (<= (* (mod .cse12 1073741824) 4) .cse3)))) (<= .cse1 (* 8 |c_ULTIMATE.start_main_~b~0#1|)) .cse5)) (exists ((v_y_357 Int)) (let ((.cse13 (* 134217728 v_y_357))) (and (<= (* 16 (mod (+ .cse13 (* 268435455 .cse14)) 268435456)) .cse3) (<= (+ 1 .cse14) .cse13) (<= .cse13 (+ 20 .cse14))))) (<= .cse14 0) (not (and (let ((.cse16 (* 4294967294 |c_ULTIMATE.start_main_~b~0#1|))) (let ((.cse15 (mod (+ .cse16 |c_ULTIMATE.start_main_~A~0#1|) 4294967296))) (or (and (<= (+ .cse15 1) .cse8) .cse0 (= (mod (+ .cse4 .cse16 |c_ULTIMATE.start_main_~A~0#1|) 4294967296) 0)) (and (= (mod (+ .cse4 |c_ULTIMATE.start_main_~A~0#1| (* |c_ULTIMATE.start_main_~b~0#1| 4294967293)) 4294967296) 0) (<= .cse8 .cse15) (= 3 |c_ULTIMATE.start_main_~q~0#1|))))) (<= |c_ULTIMATE.start_main_~b~0#1| 1073741823) (<= .cse1 .cse11) (exists ((v_y_87 Int)) (let ((.cse17 (+ (* 1073741824 v_y_87) |c_ULTIMATE.start_main_~b~0#1|))) (and (<= 0 .cse17) (<= .cse17 .cse3) (<= (* (mod .cse17 2147483648) 2) .cse3)))) .cse5)) (= (+ |c_ULTIMATE.start_main_~A~0#1| (* 16 .cse14)) |c_ULTIMATE.start_main_~r~0#1|) (not (and (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse5)) (= (mod .cse9 8) 0) .cse5 (<= 0 (+ 134217727 .cse14))))) is different from false [2024-11-08 19:48:41,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:41,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 100 states and 173 transitions. [2024-11-08 19:48:41,138 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 173 transitions. [2024-11-08 19:48:41,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 19:48:41,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:41,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:43,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-08 19:48:43,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:58,258 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:49:18,296 WARN L286 SmtUtils]: Spent 20.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:49:25,387 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 19:49:33,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:33,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 102 states and 179 transitions. [2024-11-08 19:49:33,896 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 179 transitions. [2024-11-08 19:49:33,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 19:49:33,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:33,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:49:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:38,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-08 19:49:38,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:52,407 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 19:50:04,549 WARN L286 SmtUtils]: Spent 6.58s on a formula simplification. DAG size of input: 90 DAG size of output: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:50:55,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:51:13,683 WARN L286 SmtUtils]: Spent 14.55s on a formula simplification that was a NOOP. DAG size: 122 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:51:25,405 WARN L286 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 123 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:51:30,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:51:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:37,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 105 states and 184 transitions. [2024-11-08 19:51:37,406 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 184 transitions. [2024-11-08 19:51:37,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 19:51:37,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:37,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:51:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:51:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:39,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-08 19:51:39,182 INFO L278 TraceCheckSpWp]: Computing forward predicates...