./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4030584521f36b8dc597e2fe097d1241b197ec784cb344ca35f6903bd5f84f17 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:25:32,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:25:33,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:25:33,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:25:33,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:25:33,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:25:33,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:25:33,175 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:25:33,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:25:33,180 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:25:33,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:25:33,182 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:25:33,183 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:25:33,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:25:33,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:25:33,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:25:33,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:25:33,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:25:33,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:25:33,193 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:25:33,193 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:25:33,194 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:25:33,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:25:33,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:25:33,196 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:25:33,196 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:25:33,197 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:25:33,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:25:33,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:25:33,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:25:33,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:25:33,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:25:33,201 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:25:33,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:25:33,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:25:33,202 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_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4030584521f36b8dc597e2fe097d1241b197ec784cb344ca35f6903bd5f84f17 [2023-11-21 18:25:33,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:25:33,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:25:33,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:25:33,591 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:25:33,594 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:25:33,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c [2023-11-21 18:25:36,873 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:25:37,060 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:25:37,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c [2023-11-21 18:25:37,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/data/8b0ff967e/0806d4d614ab4ec1a241b2b323559b90/FLAGe3b369afc [2023-11-21 18:25:37,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/data/8b0ff967e/0806d4d614ab4ec1a241b2b323559b90 [2023-11-21 18:25:37,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:25:37,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:25:37,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:25:37,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:25:37,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:25:37,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e25d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37, skipping insertion in model container [2023-11-21 18:25:37,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,127 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:25:37,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:25:37,336 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:25:37,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:25:37,383 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:25:37,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37 WrapperNode [2023-11-21 18:25:37,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:25:37,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:25:37,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:25:37,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:25:37,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,443 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 172 [2023-11-21 18:25:37,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:25:37,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:25:37,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:25:37,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:25:37,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,472 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:25:37,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:25:37,477 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:25:37,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:25:37,478 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:25:37,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:25:37,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:25:37,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4616197b-7b93-4879-aa09-fb56c0e9fb47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:25:37,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:25:37,583 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:25:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:25:37,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:25:37,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:25:37,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:25:37,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:25:37,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:25:37,658 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:25:37,661 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:25:38,336 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:25:38,392 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:25:38,393 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:25:38,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:25:38 BoogieIcfgContainer [2023-11-21 18:25:38,397 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:25:38,398 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:25:38,417 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:25:38,428 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:25:38,428 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:25:38" (1/1) ... [2023-11-21 18:25:38,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:25:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 218 states and 230 transitions. [2023-11-21 18:25:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 230 transitions. [2023-11-21 18:25:38,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:25:38,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:38,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 217 states and 229 transitions. [2023-11-21 18:25:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 229 transitions. [2023-11-21 18:25:38,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:25:38,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 216 states and 228 transitions. [2023-11-21 18:25:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 228 transitions. [2023-11-21 18:25:38,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:25:38,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:39,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 215 states and 227 transitions. [2023-11-21 18:25:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 227 transitions. [2023-11-21 18:25:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:25:39,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 214 states and 226 transitions. [2023-11-21 18:25:39,186 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 226 transitions. [2023-11-21 18:25:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:25:39,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:39,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 213 states and 225 transitions. [2023-11-21 18:25:39,247 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 225 transitions. [2023-11-21 18:25:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:25:39,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:25:39,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:39,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:39,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 212 states and 224 transitions. [2023-11-21 18:25:39,436 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 224 transitions. [2023-11-21 18:25:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:25:39,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:25:39,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:39,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 211 states and 223 transitions. [2023-11-21 18:25:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 223 transitions. [2023-11-21 18:25:39,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:25:39,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:25:39,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:39,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:39,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 210 states and 222 transitions. [2023-11-21 18:25:39,770 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 222 transitions. [2023-11-21 18:25:39,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:25:39,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:25:39,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:39,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:39,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 209 states and 221 transitions. [2023-11-21 18:25:39,882 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 221 transitions. [2023-11-21 18:25:39,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:25:39,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:25:39,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:39,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 208 states and 220 transitions. [2023-11-21 18:25:39,986 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 220 transitions. [2023-11-21 18:25:39,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:25:39,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:40,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:25:40,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:40,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 207 states and 219 transitions. [2023-11-21 18:25:40,029 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 219 transitions. [2023-11-21 18:25:40,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:25:40,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:40,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:40,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:25:40,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:25:40,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:40,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 206 states and 218 transitions. [2023-11-21 18:25:40,796 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 218 transitions. [2023-11-21 18:25:40,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:25:40,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:40,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:40,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:25:40,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:40,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 205 states and 217 transitions. [2023-11-21 18:25:41,146 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 217 transitions. [2023-11-21 18:25:41,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:25:41,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:41,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:41,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:25:41,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:41,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:25:41,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:41,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 204 states and 216 transitions. [2023-11-21 18:25:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 216 transitions. [2023-11-21 18:25:41,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:25:41,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:41,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:41,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:25:41,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:43,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:43,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 206 states and 218 transitions. [2023-11-21 18:25:43,224 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 218 transitions. [2023-11-21 18:25:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:25:43,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:43,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:43,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:25:43,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:43,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:45,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:45,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 209 states and 223 transitions. [2023-11-21 18:25:45,095 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 223 transitions. [2023-11-21 18:25:45,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:25:45,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:45,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:45,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:25:45,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:46,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:46,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 214 states and 234 transitions. [2023-11-21 18:25:46,550 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 234 transitions. [2023-11-21 18:25:46,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:25:46,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:46,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:46,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:46,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:25:46,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:46,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:48,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 219 states and 245 transitions. [2023-11-21 18:25:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 245 transitions. [2023-11-21 18:25:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:25:48,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:48,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:48,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:25:48,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:25:48,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 225 states and 258 transitions. [2023-11-21 18:25:50,192 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 258 transitions. [2023-11-21 18:25:50,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:25:50,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:50,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:50,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:25:50,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:00,349 WARN L876 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse0) (<= .cse0 9223372036854775807)))) is different from true [2023-11-21 18:26:00,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:02,652 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse0) (<= .cse0 9223372036854775807))))) is different from false [2023-11-21 18:26:11,864 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|))) (and (<= c_~counter~0 0) (<= |c_ULTIMATE.start_main_~A~0#1| 2147483647) (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (<= (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) .cse0)) (not (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse1 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= .cse0 .cse1) (<= .cse1 9223372036854775807))))) (<= 0 (+ |c_ULTIMATE.start_main_~A~0#1| 2147483648)) (<= 0 c_~counter~0))) is different from false