./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loops-crafted-1/loopv1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/loopv1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca45dd6499a33c329d4936fe2abf573a615c1738e62276020fbb87860c7f9abc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:55:30,146 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:55:30,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:55:30,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:55:30,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:55:30,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:55:30,259 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:55:30,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:55:30,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:55:30,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:55:30,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:55:30,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:55:30,268 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:55:30,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:55:30,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:55:30,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:55:30,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:55:30,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:55:30,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:55:30,273 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:55:30,273 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:55:30,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:55:30,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:55:30,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:55:30,275 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:55:30,276 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:55:30,276 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:55:30,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:55:30,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:30,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:55:30,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:55:30,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:55:30,279 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:55:30,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:55:30,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:55:30,280 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_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca45dd6499a33c329d4936fe2abf573a615c1738e62276020fbb87860c7f9abc [2023-11-21 18:55:30,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:55:30,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:55:30,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:55:30,603 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:55:30,604 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:55:30,605 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loops-crafted-1/loopv1.c [2023-11-21 18:55:33,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:55:33,898 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:55:33,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/sv-benchmarks/c/loops-crafted-1/loopv1.c [2023-11-21 18:55:33,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/data/9b0df67e6/d6e2b5ca4a9c4b03b8c52c1b3f30eb28/FLAG0c0c0a08f [2023-11-21 18:55:33,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/data/9b0df67e6/d6e2b5ca4a9c4b03b8c52c1b3f30eb28 [2023-11-21 18:55:33,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:55:33,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:55:33,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:33,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:55:33,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:55:33,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:33" (1/1) ... [2023-11-21 18:55:33,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c4ef3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:33, skipping insertion in model container [2023-11-21 18:55:33,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:33" (1/1) ... [2023-11-21 18:55:33,955 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:55:34,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:34,118 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:55:34,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:34,149 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:55:34,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34 WrapperNode [2023-11-21 18:55:34,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:34,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:34,152 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:55:34,152 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:55:34,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,185 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2023-11-21 18:55:34,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:34,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:55:34,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:55:34,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:55:34,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,208 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:55:34,209 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:55:34,209 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:55:34,209 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:55:34,210 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:34,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:55:34,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:55:34,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:55:34,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:55:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:55:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:55:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:55:34,363 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:55:34,367 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:55:34,565 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:55:34,608 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:55:34,608 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:55:34,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:34 BoogieIcfgContainer [2023-11-21 18:55:34,610 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:55:34,611 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:55:34,611 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:55:34,627 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:55:34,628 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:34" (1/1) ... [2023-11-21 18:55:34,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:55:34,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:34,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-21 18:55:34,696 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-21 18:55:34,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:55:34,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:34,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:34,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2023-11-21 18:55:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2023-11-21 18:55:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:55:35,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-11-21 18:55:35,166 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-11-21 18:55:35,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:55:35,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-21 18:55:35,245 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-21 18:55:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:55:35,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-21 18:55:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-21 18:55:35,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:55:35,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,393 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2023-11-21 18:55:35,457 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2023-11-21 18:55:35,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:55:35,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-21 18:55:35,538 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-21 18:55:35,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:55:35,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2023-11-21 18:55:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2023-11-21 18:55:35,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:55:35,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2023-11-21 18:55:35,790 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2023-11-21 18:55:35,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:55:35,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:35,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2023-11-21 18:55:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2023-11-21 18:55:35,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:55:35,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:36,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:36,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:36,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2023-11-21 18:55:36,048 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-11-21 18:55:36,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:55:36,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:36,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:55:36,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2023-11-21 18:55:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2023-11-21 18:55:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:55:36,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:36,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:55:36,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:36,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2023-11-21 18:55:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2023-11-21 18:55:36,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:55:36,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:36,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:55:36,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:36,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2023-11-21 18:55:36,535 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2023-11-21 18:55:36,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:55:36,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:36,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:36,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:55:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:37,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 44 states and 77 transitions. [2023-11-21 18:55:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 77 transitions. [2023-11-21 18:55:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:55:37,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:37,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:37,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:55:37,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 80 transitions. [2023-11-21 18:55:37,214 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2023-11-21 18:55:37,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:55:37,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:37,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:37,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:55:37,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2023-11-21 18:55:37,438 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2023-11-21 18:55:37,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:55:37,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:37,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:55:37,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:37,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 53 states and 90 transitions. [2023-11-21 18:55:37,651 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2023-11-21 18:55:37,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:55:37,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:37,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:37,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:55:37,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions. [2023-11-21 18:55:37,720 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2023-11-21 18:55:37,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:55:37,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:37,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:55:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:37,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 93 transitions. [2023-11-21 18:55:37,890 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2023-11-21 18:55:37,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:55:37,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:37,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:37,932 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:55:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 59 states and 94 transitions. [2023-11-21 18:55:37,964 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 94 transitions. [2023-11-21 18:55:37,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:55:37,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:37,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:37,992 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:55:38,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:38,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 97 transitions. [2023-11-21 18:55:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 97 transitions. [2023-11-21 18:55:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:55:38,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:38,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:38,207 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:55:38,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:38,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2023-11-21 18:55:38,236 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2023-11-21 18:55:38,236 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:55:38,237 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2023-11-21 18:55:38,246 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-21 18:55:38,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:55:38,496 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-11-21 18:55:38,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:55:38 ImpRootNode [2023-11-21 18:55:38,500 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:55:38,501 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:55:38,501 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:55:38,502 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:55:38,502 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:34" (3/4) ... [2023-11-21 18:55:38,513 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:55:38,521 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-21 18:55:38,522 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 18:55:38,522 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:55:38,522 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:55:38,616 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:55:38,616 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:55:38,616 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:55:38,617 INFO L158 Benchmark]: Toolchain (without parser) took 4691.86ms. Allocated memory is still 178.3MB. Free memory was 135.0MB in the beginning and 63.9MB in the end (delta: 71.0MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2023-11-21 18:55:38,618 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:55:38,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.58ms. Allocated memory is still 178.3MB. Free memory was 134.5MB in the beginning and 124.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:55:38,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.13ms. Allocated memory is still 178.3MB. Free memory was 124.5MB in the beginning and 123.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:55:38,619 INFO L158 Benchmark]: Boogie Preprocessor took 21.77ms. Allocated memory is still 178.3MB. Free memory was 123.0MB in the beginning and 121.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:55:38,620 INFO L158 Benchmark]: RCFGBuilder took 401.23ms. Allocated memory is still 178.3MB. Free memory was 121.9MB in the beginning and 110.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:55:38,620 INFO L158 Benchmark]: CodeCheck took 3889.81ms. Allocated memory is still 178.3MB. Free memory was 110.4MB in the beginning and 69.1MB in the end (delta: 41.3MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-11-21 18:55:38,620 INFO L158 Benchmark]: Witness Printer took 115.46ms. Allocated memory is still 178.3MB. Free memory was 69.1MB in the beginning and 63.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:55:38,623 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 1 procedures, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1281 SdHoareTripleChecker+Valid, 6.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1058 mSDsluCounter, 984 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 852 mSDsCounter, 799 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3155 IncrementalHoareTripleChecker+Invalid, 3954 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 799 mSolverCounterUnsat, 132 mSDtfsCounter, 3155 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2419 GetRequests, 2236 SyntacticMatches, 113 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2101 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 237 ConstructedInterpolants, 0 QuantifiedInterpolants, 667 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 7 PerfectInterpolantSequences, 103/169 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: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((0 <= (i + 2147483648)) && (n <= 50000001)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.58ms. Allocated memory is still 178.3MB. Free memory was 134.5MB in the beginning and 124.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.13ms. Allocated memory is still 178.3MB. Free memory was 124.5MB in the beginning and 123.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.77ms. Allocated memory is still 178.3MB. Free memory was 123.0MB in the beginning and 121.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 401.23ms. Allocated memory is still 178.3MB. Free memory was 121.9MB in the beginning and 110.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 3889.81ms. Allocated memory is still 178.3MB. Free memory was 110.4MB in the beginning and 69.1MB in the end (delta: 41.3MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * Witness Printer took 115.46ms. Allocated memory is still 178.3MB. Free memory was 69.1MB in the beginning and 63.9MB 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! [2023-11-21 18:55:38,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea82ea41-55b7-4684-a5ee-03c2c93180b9/bin/ukojak-verify-i0I2FZA1j2/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