./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/psyco/psyco_math_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_math_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63c09076012948d358ef22d7f5bfd1d18463c56506eb9759740cc4520130fa60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:16,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:17,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:04:17,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:17,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:17,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:17,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:17,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:17,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:17,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:17,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:17,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:17,084 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:04:17,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:17,085 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:04:17,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:17,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:17,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:17,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:17,088 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:17,089 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:17,090 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:04:17,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:17,091 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:17,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:17,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:17,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:17,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:17,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:17,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:17,095 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:17,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:17,096 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:17,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:17,097 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:17,098 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_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63c09076012948d358ef22d7f5bfd1d18463c56506eb9759740cc4520130fa60 [2023-11-23 20:04:17,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:17,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:17,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:17,362 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:17,362 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:17,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/psyco/psyco_math_1.c [2023-11-23 20:04:20,503 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:20,728 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:20,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/sv-benchmarks/c/psyco/psyco_math_1.c [2023-11-23 20:04:20,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/data/d6fbad0e0/1b35a81dc2764aa2b5663104d0053771/FLAG02ab0db26 [2023-11-23 20:04:20,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/data/d6fbad0e0/1b35a81dc2764aa2b5663104d0053771 [2023-11-23 20:04:20,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:20,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:20,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:20,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:20,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:20,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@612b3ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20, skipping insertion in model container [2023-11-23 20:04:20,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,802 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:21,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:21,102 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:21,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:21,176 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:21,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21 WrapperNode [2023-11-23 20:04:21,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:21,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:21,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:21,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:21,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,240 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 504 [2023-11-23 20:04:21,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:21,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:21,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:21,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:21,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,257 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,291 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:21,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:21,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:21,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:21,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:21,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:21,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:21,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:21,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:21,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:21,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:21,504 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:21,506 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:22,055 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:22,303 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:22,304 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-23 20:04:22,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:22 BoogieIcfgContainer [2023-11-23 20:04:22,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:22,307 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:22,307 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:22,319 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:22,319 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:22" (1/1) ... [2023-11-23 20:04:22,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:22,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 123 states and 194 transitions. [2023-11-23 20:04:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2023-11-23 20:04:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:04:22,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:22,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:22,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:22,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:22,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 126 states and 201 transitions. [2023-11-23 20:04:22,718 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2023-11-23 20:04:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:04:22,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:22,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:22,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:22,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:22,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 126 states and 200 transitions. [2023-11-23 20:04:22,855 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 200 transitions. [2023-11-23 20:04:22,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:04:22,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:22,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:22,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:04:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:22,997 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:04:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:23,079 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-23 20:04:23,146 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-23 20:04:23,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-23 20:04:23,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:04:23 ImpRootNode [2023-11-23 20:04:23,153 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:04:23,153 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:04:23,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:04:23,154 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:04:23,154 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:22" (3/4) ... [2023-11-23 20:04:23,159 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:04:23,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-23 20:04:23,177 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-23 20:04:23,255 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:04:23,256 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:04:23,256 INFO L158 Benchmark]: Toolchain (without parser) took 2496.37ms. Allocated memory is still 184.5MB. Free memory was 137.8MB in the beginning and 92.2MB in the end (delta: 45.6MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:23,261 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory was 81.3MB in the beginning and 81.1MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:23,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.79ms. Allocated memory is still 184.5MB. Free memory was 137.1MB in the beginning and 123.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:04:23,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.09ms. Allocated memory is still 184.5MB. Free memory was 123.9MB in the beginning and 121.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:23,262 INFO L158 Benchmark]: Boogie Preprocessor took 67.07ms. Allocated memory is still 184.5MB. Free memory was 121.1MB in the beginning and 119.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:23,263 INFO L158 Benchmark]: RCFGBuilder took 989.88ms. Allocated memory is still 184.5MB. Free memory was 118.3MB in the beginning and 134.1MB in the end (delta: -15.8MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2023-11-23 20:04:23,263 INFO L158 Benchmark]: CodeCheck took 845.79ms. Allocated memory is still 184.5MB. Free memory was 134.1MB in the beginning and 95.3MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 20:04:23,263 INFO L158 Benchmark]: Witness Printer took 102.20ms. Allocated memory is still 184.5MB. Free memory was 95.3MB in the beginning and 92.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:23,266 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, 123 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 98 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 66 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 28 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 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 - CounterExampleResult [Line: 141]: integer overflow possible integer overflow possible We found a FailurePath: [L7] int m_isPowerOfTwo = 1; [L8] int m_IntMath = 2; [L9] int m_log10 = 3; [L10] int m_checkedSubtract = 4; [L11] int m_checkedMultiply = 5; [L12] int m_log2 = 6; [L13] int m_checkedAdd = 7; [L14] int m_mod_1 = 8; [L15] int m_mod_2 = 9; [L16] int m_factorial_1 = 10; [L17] int m_factorial_2 = 11; [L22] int q = 0; [L23] int method_id; VAL [m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, q=0] [L28] COND TRUE 1 [L31] int P1=__VERIFIER_nondet_int(); [L32] int P2=__VERIFIER_nondet_int(); [L33] int P3=__VERIFIER_nondet_int(); [L34] int P4=__VERIFIER_nondet_int(); [L35] int P5=__VERIFIER_nondet_int(); [L36] int P6=__VERIFIER_nondet_int(); [L37] int P7=__VERIFIER_nondet_int(); [L38] int P8=__VERIFIER_nondet_int(); [L39] int P9=__VERIFIER_nondet_int(); [L40] int P10=__VERIFIER_nondet_int(); [L41] int P11=__VERIFIER_nondet_int(); [L42] int P12=__VERIFIER_nondet_int(); [L43] int P13=__VERIFIER_nondet_int(); [L44] int P14=__VERIFIER_nondet_int(); [L45] int P15=__VERIFIER_nondet_int(); [L46] int P16=__VERIFIER_nondet_int(); [L47] int P17=__VERIFIER_nondet_int(); [L51] COND TRUE q == 0 [L52] COND TRUE __VERIFIER_nondet_int() [L56] method_id = 2 VAL [P10=0, P11=0, P12=0, P13=0, P14=0, P15=0, P16=0, P17=0, P1=0, P2=0, P3=0, P4=0, P5=0, P6=0, P7=0, P8=0, P9=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, method_id=2, q=0] [L58] COND FALSE !(0) [L62] q = 2 VAL [P10=0, P11=0, P12=0, P13=0, P14=0, P15=0, P16=0, P17=0, P1=0, P2=0, P3=0, P4=0, P5=0, P6=0, P7=0, P8=0, P9=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, method_id=2, q=2] [L28] COND TRUE 1 [L31] int P1=__VERIFIER_nondet_int(); [L32] int P2=__VERIFIER_nondet_int(); [L33] int P3=__VERIFIER_nondet_int(); [L34] int P4=__VERIFIER_nondet_int(); [L35] int P5=__VERIFIER_nondet_int(); [L36] int P6=__VERIFIER_nondet_int(); [L37] int P7=__VERIFIER_nondet_int(); [L38] int P8=__VERIFIER_nondet_int(); [L39] int P9=__VERIFIER_nondet_int(); [L40] int P10=__VERIFIER_nondet_int(); [L41] int P11=__VERIFIER_nondet_int(); [L42] int P12=__VERIFIER_nondet_int(); [L43] int P13=__VERIFIER_nondet_int(); [L44] int P14=__VERIFIER_nondet_int(); [L45] int P15=__VERIFIER_nondet_int(); [L46] int P16=__VERIFIER_nondet_int(); [L47] int P17=__VERIFIER_nondet_int(); [L51] COND FALSE !(q == 0) VAL [P10=0, P11=0, P12=0, P13=0, P14=0, P15=0, P16=0, P17=0, P1=-2147483648, P2=0, P3=0, P4=0, P5=0, P6=0, P7=0, P8=0, P9=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, method_id=2, q=2] [L70] COND FALSE !(q == 1) VAL [P10=0, P11=0, P12=0, P13=0, P14=0, P15=0, P16=0, P17=0, P1=-2147483648, P2=0, P3=0, P4=0, P5=0, P6=0, P7=0, P8=0, P9=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, method_id=2, q=2] [L138] COND TRUE q == 2 [L139] COND TRUE __VERIFIER_nondet_int() [L141] 1&& ((((P1 & (P1 - 1)) == 0) && (P1 > 0)) || 0) VAL [P10=0, P11=0, P12=0, P13=0, P14=0, P15=0, P16=0, P17=0, P1=-2147483648, P2=0, P3=0, P4=0, P5=0, P6=0, P7=0, P8=0, P9=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, method_id=2, q=2] [L141] P1 - 1 VAL [P10=0, P11=0, P12=0, P13=0, P14=0, P15=0, P16=0, P17=0, P1=-2147483648, P2=0, P3=0, P4=0, P5=0, P6=0, P7=0, P8=0, P9=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, method_id=2, q=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory was 81.3MB in the beginning and 81.1MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.79ms. Allocated memory is still 184.5MB. Free memory was 137.1MB in the beginning and 123.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.09ms. Allocated memory is still 184.5MB. Free memory was 123.9MB in the beginning and 121.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.07ms. Allocated memory is still 184.5MB. Free memory was 121.1MB in the beginning and 119.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 989.88ms. Allocated memory is still 184.5MB. Free memory was 118.3MB in the beginning and 134.1MB in the end (delta: -15.8MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * CodeCheck took 845.79ms. Allocated memory is still 184.5MB. Free memory was 134.1MB in the beginning and 95.3MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 102.20ms. Allocated memory is still 184.5MB. Free memory was 95.3MB in the beginning and 92.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 20:04:23,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c282dd-0317-4013-a742-5239bd966068/bin/ukojak-verify-1t5iHCbJaC/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)