./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/reducercommutativity/max20-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/max20-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi --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 da9ac0c3f4abc9a6d9e8b4bf1276cf60fb65e65c55d9f94968d51682bf71ef87 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:29,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:29,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:07:29,178 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:29,179 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:29,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:29,221 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:29,222 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:29,223 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:29,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:29,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:29,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:29,227 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:29,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:29,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:29,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:29,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:29,230 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:29,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:29,231 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:07:29,231 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:07:29,234 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:29,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:29,235 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:29,235 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:29,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:29,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:29,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:29,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:29,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:29,238 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:29,238 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:29,239 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:29,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:29,240 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:29,240 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_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da9ac0c3f4abc9a6d9e8b4bf1276cf60fb65e65c55d9f94968d51682bf71ef87 [2023-11-24 23:07:29,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:29,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:29,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:29,675 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:29,675 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:29,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/reducercommutativity/max20-1.i [2023-11-24 23:07:32,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:32,944 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:32,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/sv-benchmarks/c/reducercommutativity/max20-1.i [2023-11-24 23:07:32,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/data/fb369c285/13146d03bd8549bbb1d9eeac51d07a0f/FLAG19dab6712 [2023-11-24 23:07:32,977 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/data/fb369c285/13146d03bd8549bbb1d9eeac51d07a0f [2023-11-24 23:07:32,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:32,982 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:32,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:32,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:32,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:32,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:32,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3726ff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:32, skipping insertion in model container [2023-11-24 23:07:32,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:32" (1/1) ... [2023-11-24 23:07:33,015 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:33,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:33,201 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:33,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:33,244 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:33,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33 WrapperNode [2023-11-24 23:07:33,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:33,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:33,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:33,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:33,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,289 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2023-11-24 23:07:33,290 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:33,291 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:33,291 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:33,291 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:33,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:33,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:33,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:33,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:33,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:33" (1/1) ... [2023-11-24 23:07:33,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:33,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:33,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:33,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure max [2023-11-24 23:07:33,453 INFO L138 BoogieDeclarations]: Found implementation of procedure max [2023-11-24 23:07:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:33,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:33,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:33,584 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:33,587 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:33,988 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:34,065 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:34,066 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:07:34,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:34 BoogieIcfgContainer [2023-11-24 23:07:34,068 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:34,069 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:34,069 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:34,078 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:34,078 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2023-11-24 23:07:34,141 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2023-11-24 23:07:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:07:34,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:34,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:34,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:34,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:34,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-24 23:07:34,465 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-24 23:07:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:07:34,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:34,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:34,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:34,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:34,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-24 23:07:34,596 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-24 23:07:34,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:07:34,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:34,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:34,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:34,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:34,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-24 23:07:34,846 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-24 23:07:34,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:07:34,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:34,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:34,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:35,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-24 23:07:35,019 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-24 23:07:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:35,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:35,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:35,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:35,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-24 23:07:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-24 23:07:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:35,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:35,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:35,334 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:35,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2023-11-24 23:07:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-24 23:07:35,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:07:35,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:35,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:35,573 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:07:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:35,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-11-24 23:07:35,659 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-24 23:07:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:07:35,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:35,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:35,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:07:35,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:35,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2023-11-24 23:07:35,761 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2023-11-24 23:07:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:07:35,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:35,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:35,938 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:36,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2023-11-24 23:07:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2023-11-24 23:07:36,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:07:36,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:36,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:36,348 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:36,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2023-11-24 23:07:36,623 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-24 23:07:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:07:36,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:36,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:36,872 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:37,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2023-11-24 23:07:37,153 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2023-11-24 23:07:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:37,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:37,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:37,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:37,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2023-11-24 23:07:37,662 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2023-11-24 23:07:37,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:07:37,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:37,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:38,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2023-11-24 23:07:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2023-11-24 23:07:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:07:38,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:38,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:38,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 52 states and 57 transitions. [2023-11-24 23:07:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2023-11-24 23:07:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:07:38,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:38,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2023-11-24 23:07:39,709 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2023-11-24 23:07:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:07:39,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:39,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:40,073 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:40,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:40,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-24 23:07:40,518 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-24 23:07:40,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:07:40,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:40,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:40,887 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:41,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:41,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2023-11-24 23:07:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2023-11-24 23:07:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:07:41,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:41,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:41,826 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:42,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2023-11-24 23:07:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2023-11-24 23:07:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:07:42,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:42,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:42,811 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:43,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:43,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2023-11-24 23:07:43,323 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2023-11-24 23:07:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:07:43,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:43,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:44,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:44,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2023-11-24 23:07:44,287 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2023-11-24 23:07:44,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:07:44,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:44,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:45,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2023-11-24 23:07:45,385 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2023-11-24 23:07:45,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:07:45,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:45,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:45,899 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:46,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:46,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2023-11-24 23:07:46,527 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2023-11-24 23:07:46,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:46,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:46,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:47,079 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2023-11-24 23:07:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2023-11-24 23:07:47,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:07:47,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:47,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:48,294 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:48,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:48,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 82 states and 87 transitions. [2023-11-24 23:07:48,948 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2023-11-24 23:07:48,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:07:48,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:48,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:50,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 85 states and 90 transitions. [2023-11-24 23:07:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2023-11-24 23:07:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:07:50,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:50,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:51,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:51,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 88 states and 92 transitions. [2023-11-24 23:07:51,595 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 92 transitions. [2023-11-24 23:07:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:07:51,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:51,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:51,903 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-24 23:07:52,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:52,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 90 states and 95 transitions. [2023-11-24 23:07:52,447 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2023-11-24 23:07:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:07:52,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:52,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:52,611 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2023-11-24 23:07:53,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:53,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 89 states and 94 transitions. [2023-11-24 23:07:53,025 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 94 transitions. [2023-11-24 23:07:53,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 23:07:53,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:53,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-24 23:07:53,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:53,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 86 states and 89 transitions. [2023-11-24 23:07:53,648 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 89 transitions. [2023-11-24 23:07:53,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:07:53,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:53,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2023-11-24 23:07:54,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 87 states and 90 transitions. [2023-11-24 23:07:54,202 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2023-11-24 23:07:54,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-24 23:07:54,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:54,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:54,420 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2023-11-24 23:07:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:54,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 89 states and 93 transitions. [2023-11-24 23:07:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 93 transitions. [2023-11-24 23:07:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 23:07:54,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:54,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:54,660 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2023-11-24 23:07:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:54,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 90 states and 94 transitions. [2023-11-24 23:07:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 94 transitions. [2023-11-24 23:07:54,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 23:07:54,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:54,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:54,912 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2023-11-24 23:07:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:55,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 91 states and 95 transitions. [2023-11-24 23:07:55,034 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2023-11-24 23:07:55,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-24 23:07:55,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:55,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2023-11-24 23:07:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:55,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 92 states and 96 transitions. [2023-11-24 23:07:55,259 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 96 transitions. [2023-11-24 23:07:55,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 23:07:55,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:55,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2023-11-24 23:07:55,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:55,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 94 states and 99 transitions. [2023-11-24 23:07:55,870 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 99 transitions. [2023-11-24 23:07:55,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-24 23:07:55,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:55,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:56,073 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2023-11-24 23:07:56,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:56,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 93 states and 98 transitions. [2023-11-24 23:07:56,531 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2023-11-24 23:07:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-24 23:07:56,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:56,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:56,893 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2023-11-24 23:07:57,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:57,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 92 states and 97 transitions. [2023-11-24 23:07:57,535 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 97 transitions. [2023-11-24 23:07:57,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-24 23:07:57,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:57,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,736 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2023-11-24 23:07:58,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:58,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 91 states and 96 transitions. [2023-11-24 23:07:58,274 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2023-11-24 23:07:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-24 23:07:58,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:58,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2023-11-24 23:07:58,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:58,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 90 states and 95 transitions. [2023-11-24 23:07:58,871 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2023-11-24 23:07:58,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:07:58,872 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2023-11-24 23:07:58,885 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-24 23:07:59,219 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-24 23:07:59,232 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-24 23:07:59,234 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:07:59,234 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-24 23:07:59,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:07:59 ImpRootNode [2023-11-24 23:07:59,235 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:07:59,236 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:07:59,236 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:07:59,236 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:07:59,237 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:34" (3/4) ... [2023-11-24 23:07:59,239 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:07:59,242 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure max [2023-11-24 23:07:59,248 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-24 23:07:59,249 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-24 23:07:59,249 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:07:59,249 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:07:59,361 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:07:59,362 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 23:07:59,362 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:07:59,363 INFO L158 Benchmark]: Toolchain (without parser) took 26380.79ms. Allocated memory was 163.6MB in the beginning and 343.9MB in the end (delta: 180.4MB). Free memory was 134.7MB in the beginning and 277.0MB in the end (delta: -142.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:59,363 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory was 101.5MB in the beginning and 101.4MB in the end (delta: 72.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:59,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.73ms. Allocated memory is still 163.6MB. Free memory was 134.7MB in the beginning and 123.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:59,364 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.75ms. Allocated memory is still 163.6MB. Free memory was 123.7MB in the beginning and 122.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:59,365 INFO L158 Benchmark]: Boogie Preprocessor took 41.35ms. Allocated memory is still 163.6MB. Free memory was 122.3MB in the beginning and 120.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:59,365 INFO L158 Benchmark]: RCFGBuilder took 735.16ms. Allocated memory is still 163.6MB. Free memory was 120.9MB in the beginning and 122.5MB in the end (delta: -1.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:07:59,366 INFO L158 Benchmark]: CodeCheck took 25166.04ms. Allocated memory was 163.6MB in the beginning and 343.9MB in the end (delta: 180.4MB). Free memory was 122.5MB in the beginning and 282.2MB in the end (delta: -159.7MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-11-24 23:07:59,366 INFO L158 Benchmark]: Witness Printer took 126.59ms. Allocated memory is still 343.9MB. Free memory was 282.2MB in the beginning and 277.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:07:59,369 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 29 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 24.8s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2094 SdHoareTripleChecker+Valid, 15.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1262 mSDsluCounter, 360 SdHoareTripleChecker+Invalid, 12.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3825 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8885 IncrementalHoareTripleChecker+Invalid, 12710 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3825 mSolverCounterUnsat, 360 mSDtfsCounter, 8885 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11134 GetRequests, 10365 SyntacticMatches, 511 SemanticMatches, 258 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32341 ImplicationChecksByTransitivity, 15.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 9.9s InterpolantComputationTime, 1899 NumberOfCodeBlocks, 1899 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 1860 ConstructedInterpolants, 0 QuantifiedInterpolants, 3200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 14 PerfectInterpolantSequences, 8010/11644 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((1 <= i) || (i == 0)) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: ((i == 0) || (1 <= i)) - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: (0 <= (i + 2147483648)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory was 101.5MB in the beginning and 101.4MB in the end (delta: 72.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.73ms. Allocated memory is still 163.6MB. Free memory was 134.7MB in the beginning and 123.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.75ms. Allocated memory is still 163.6MB. Free memory was 123.7MB in the beginning and 122.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.35ms. Allocated memory is still 163.6MB. Free memory was 122.3MB in the beginning and 120.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 735.16ms. Allocated memory is still 163.6MB. Free memory was 120.9MB in the beginning and 122.5MB in the end (delta: -1.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 25166.04ms. Allocated memory was 163.6MB in the beginning and 343.9MB in the end (delta: 180.4MB). Free memory was 122.5MB in the beginning and 282.2MB in the end (delta: -159.7MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Witness Printer took 126.59ms. Allocated memory is still 343.9MB. Free memory was 282.2MB in the beginning and 277.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 23:07:59,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3914d7-5e55-45f5-b016-972cdc9da6ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE