./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/fermat1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/fermat1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC --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 c5787d4099664297951b30a30ca371dd536df07843738ed8698fe723430a974c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:27,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:28,120 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:30:28,128 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:28,129 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:28,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:28,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:28,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:28,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:28,177 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:28,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:28,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:28,179 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:30:28,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:28,181 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:30:28,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:28,182 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:28,183 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:28,183 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:28,184 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:28,184 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:28,185 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:30:28,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:28,186 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:28,187 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:28,188 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:28,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:28,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:28,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:28,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:28,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:28,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:28,193 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:28,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:28,193 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:28,193 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_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5787d4099664297951b30a30ca371dd536df07843738ed8698fe723430a974c [2023-11-23 20:30:28,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:28,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:28,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:28,529 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:28,529 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:28,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench/fermat1-ll.c [2023-11-23 20:30:31,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:31,910 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:31,911 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/sv-benchmarks/c/nla-digbench/fermat1-ll.c [2023-11-23 20:30:31,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/data/34796a127/df78eb0cd0b44e5e99875a55f0d43cc0/FLAG610ca5c21 [2023-11-23 20:30:31,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/data/34796a127/df78eb0cd0b44e5e99875a55f0d43cc0 [2023-11-23 20:30:31,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:31,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:31,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:31,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:31,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:31,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:31" (1/1) ... [2023-11-23 20:30:31,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bee74b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:31, skipping insertion in model container [2023-11-23 20:30:31,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:31" (1/1) ... [2023-11-23 20:30:31,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:32,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:32,204 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:32,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:32,246 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:32,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32 WrapperNode [2023-11-23 20:30:32,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:32,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:32,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:32,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:32,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,307 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 153 [2023-11-23 20:30:32,307 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:32,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:32,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:32,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:32,326 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,334 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,340 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:32,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:32,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:32,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:32,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:32" (1/1) ... [2023-11-23 20:30:32,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:32,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:32,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:32,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2c800d-766e-40c5-ba55-d0927eea5351/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:30:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:30:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:32,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:30:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:30:32,473 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:32,475 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:33,074 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:33,134 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:33,135 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:30:33,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:33 BoogieIcfgContainer [2023-11-23 20:30:33,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:33,137 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:33,137 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:33,145 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:33,145 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:33" (1/1) ... [2023-11-23 20:30:33,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:30:33,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 203 states and 212 transitions. [2023-11-23 20:30:33,233 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 212 transitions. [2023-11-23 20:30:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:30:33,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:33,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 202 states and 211 transitions. [2023-11-23 20:30:33,412 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 211 transitions. [2023-11-23 20:30:33,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:30:33,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:33,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 201 states and 210 transitions. [2023-11-23 20:30:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 210 transitions. [2023-11-23 20:30:33,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:30:33,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:33,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 200 states and 209 transitions. [2023-11-23 20:30:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 209 transitions. [2023-11-23 20:30:33,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:30:33,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 199 states and 208 transitions. [2023-11-23 20:30:33,666 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 208 transitions. [2023-11-23 20:30:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:30:33,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:33,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 198 states and 207 transitions. [2023-11-23 20:30:33,720 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 207 transitions. [2023-11-23 20:30:33,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:30:33,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:33,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:33,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 197 states and 206 transitions. [2023-11-23 20:30:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 206 transitions. [2023-11-23 20:30:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:30:33,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:33,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:33,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 196 states and 205 transitions. [2023-11-23 20:30:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 205 transitions. [2023-11-23 20:30:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:30:34,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:34,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:34,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 195 states and 204 transitions. [2023-11-23 20:30:34,201 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 204 transitions. [2023-11-23 20:30:34,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:30:34,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 194 states and 203 transitions. [2023-11-23 20:30:34,324 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 203 transitions. [2023-11-23 20:30:34,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:30:34,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:34,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 193 states and 202 transitions. [2023-11-23 20:30:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 202 transitions. [2023-11-23 20:30:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:30:34,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:34,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 192 states and 201 transitions. [2023-11-23 20:30:34,560 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 201 transitions. [2023-11-23 20:30:34,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:30:34,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:34,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:35,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 191 states and 200 transitions. [2023-11-23 20:30:35,293 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 200 transitions. [2023-11-23 20:30:35,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:30:35,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:35,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:35,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:35,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:35,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:35,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:35,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 190 states and 199 transitions. [2023-11-23 20:30:35,611 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 199 transitions. [2023-11-23 20:30:35,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:30:35,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:35,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:35,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:35,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:30:35,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:35,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:36,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:36,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 189 states and 198 transitions. [2023-11-23 20:30:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 198 transitions. [2023-11-23 20:30:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:30:36,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:36,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:36,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:30:36,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:36,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:36,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 189 states and 196 transitions. [2023-11-23 20:30:36,287 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 196 transitions. [2023-11-23 20:30:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:30:36,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:36,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:36,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:36,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:36,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 191 states and 199 transitions. [2023-11-23 20:30:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 199 transitions. [2023-11-23 20:30:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:30:36,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:36,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:36,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:36,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:44,691 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 [2023-11-23 20:30:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:48,602 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