./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/modulus-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/modulus-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk --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 573a31c00e41ae75ac0c33bb566a9b1a0edc6ad80bfad98caf671cb01963ec0c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:10,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:10,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 19:34:10,339 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:34:10,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:34:10,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:10,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:10,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:10,393 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:10,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:10,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:10,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:10,395 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:34:10,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:34:10,396 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:34:10,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:10,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:10,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:10,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:10,401 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:10,401 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:34:10,405 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:34:10,405 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:34:10,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:10,406 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:10,406 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:10,407 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:10,407 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:10,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:10,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:10,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:10,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:10,410 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:10,411 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:34:10,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:34:10,411 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_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573a31c00e41ae75ac0c33bb566a9b1a0edc6ad80bfad98caf671cb01963ec0c [2024-11-08 19:34:10,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:10,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:10,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:10,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:10,767 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:10,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector/modulus-2.i Unable to find full path for "g++" [2024-11-08 19:34:12,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:34:13,150 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:34:13,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/sv-benchmarks/c/bitvector/modulus-2.i [2024-11-08 19:34:13,158 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/data/a021c23b4/f60c475ddcca4f15af1e1130bd45ba9c/FLAG3e275b766 [2024-11-08 19:34:13,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/data/a021c23b4/f60c475ddcca4f15af1e1130bd45ba9c [2024-11-08 19:34:13,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:34:13,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:34:13,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:13,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:34:13,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:34:13,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58736887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13, skipping insertion in model container [2024-11-08 19:34:13,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:34:13,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:13,732 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:34:13,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:13,772 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:34:13,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13 WrapperNode [2024-11-08 19:34:13,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:13,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:13,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:34:13,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:34:13,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,807 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-11-08 19:34:13,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:13,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:34:13,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:34:13,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:34:13,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,821 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,836 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:34:13,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:34:13,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:34:13,840 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:34:13,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:13,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:34:13,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:34:13,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:34:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:34:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:34:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:34:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:34:13,981 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:34:13,983 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:34:14,202 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 19:34:14,202 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:34:14,330 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:34:14,330 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:34:14,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:14 BoogieIcfgContainer [2024-11-08 19:34:14,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:34:14,332 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:34:14,332 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:34:14,344 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:34:14,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:14" (1/1) ... [2024-11-08 19:34:14,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:34:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:14,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-08 19:34:14,406 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-08 19:34:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 19:34:14,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:14,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:14,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 19:34:14,633 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 19:34:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:34:14,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:14,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:14,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:14,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:14,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 19:34:14,819 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 19:34:14,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:34:14,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:14,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:14,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:14,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:14,935 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 19:34:14,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:34:14 ImpRootNode [2024-11-08 19:34:14,959 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:34:14,960 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:34:14,960 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:34:14,960 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:34:14,961 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:14" (3/4) ... [2024-11-08 19:34:14,963 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:34:14,964 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:34:14,965 INFO L158 Benchmark]: Toolchain (without parser) took 1486.87ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 80.6MB in the end (delta: 57.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-08 19:34:14,965 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 127.9MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:14,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.92ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 125.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:34:14,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.86ms. Allocated memory is still 169.9MB. Free memory was 125.8MB in the beginning and 124.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:14,967 INFO L158 Benchmark]: Boogie Preprocessor took 29.74ms. Allocated memory is still 169.9MB. Free memory was 124.0MB in the beginning and 122.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:14,968 INFO L158 Benchmark]: RCFGBuilder took 492.21ms. Allocated memory is still 169.9MB. Free memory was 122.6MB in the beginning and 103.1MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 19:34:14,968 INFO L158 Benchmark]: CodeCheck took 627.37ms. Allocated memory is still 169.9MB. Free memory was 103.1MB in the beginning and 80.6MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:14,969 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 169.9MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:14,972 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, 20 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 0 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 51]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of shiftLeft at line 51. Possible FailurePath: [L46] unsigned int n = __VERIFIER_nondet_uint(); [L47] unsigned int s = __VERIFIER_nondet_uint(); [L48] unsigned int d; [L49] unsigned int m; [L50] CALL assume_abort_if_not(s < 31) [L11] COND FALSE !(!cond) [L50] RET assume_abort_if_not(s < 31) [L51] 1 << s VAL [s=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 127.9MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.92ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 125.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.86ms. Allocated memory is still 169.9MB. Free memory was 125.8MB in the beginning and 124.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.74ms. Allocated memory is still 169.9MB. Free memory was 124.0MB in the beginning and 122.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 492.21ms. Allocated memory is still 169.9MB. Free memory was 122.6MB in the beginning and 103.1MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 627.37ms. Allocated memory is still 169.9MB. Free memory was 103.1MB in the beginning and 80.6MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 169.9MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:34:15,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/modulus-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk --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 573a31c00e41ae75ac0c33bb566a9b1a0edc6ad80bfad98caf671cb01963ec0c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:17,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:17,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 19:34:17,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:17,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:17,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:17,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:17,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:17,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:17,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:17,685 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:34:17,685 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:34:17,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:17,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:17,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:17,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:17,689 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:34:17,690 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:34:17,690 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:17,690 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:34:17,691 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:34:17,695 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:34:17,695 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:34:17,695 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:17,696 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:17,696 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:17,696 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:17,697 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:17,697 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:17,697 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:34:17,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:17,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:17,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:17,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:17,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:17,701 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:34:17,701 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:17,702 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:34:17,702 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_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573a31c00e41ae75ac0c33bb566a9b1a0edc6ad80bfad98caf671cb01963ec0c [2024-11-08 19:34:18,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:18,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:18,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:18,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:18,204 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:18,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector/modulus-2.i Unable to find full path for "g++" [2024-11-08 19:34:20,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:34:20,501 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:34:20,502 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/sv-benchmarks/c/bitvector/modulus-2.i [2024-11-08 19:34:20,512 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/data/556c6c107/59f7ce73188946698d80626f4d8ee742/FLAG1ecd61fe6 [2024-11-08 19:34:20,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/data/556c6c107/59f7ce73188946698d80626f4d8ee742 [2024-11-08 19:34:20,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:34:20,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:34:20,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:20,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:34:20,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:34:20,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:20" (1/1) ... [2024-11-08 19:34:20,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32d6903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:20, skipping insertion in model container [2024-11-08 19:34:20,882 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:20" (1/1) ... [2024-11-08 19:34:20,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:34:21,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:21,153 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:34:21,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:21,205 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:34:21,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21 WrapperNode [2024-11-08 19:34:21,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:21,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:21,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:34:21,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:34:21,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,249 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-08 19:34:21,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:21,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:34:21,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:34:21,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:34:21,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,292 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:34:21,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:34:21,298 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:34:21,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:34:21,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:21,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:34:21,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:34:21,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:34:21,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:34:21,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:34:21,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:34:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:34:21,462 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:34:21,465 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:34:21,770 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-08 19:34:21,770 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:34:21,898 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:34:21,901 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:34:21,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:21 BoogieIcfgContainer [2024-11-08 19:34:21,902 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:34:21,903 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:34:21,903 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:34:21,915 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:34:21,916 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:21" (1/1) ... [2024-11-08 19:34:21,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:34:22,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-08 19:34:22,008 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-08 19:34:22,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 19:34:22,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:22,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:22,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:34:22,017 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:34:22,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:34:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:34:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:34:22,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:22,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:34:22,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:22,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 19:34:22,213 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 19:34:22,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:34:22,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:22,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:22,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:34:22,219 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:34:22,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:34:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:34:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:34:22,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:22,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:22,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:34:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:22,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 19:34:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 19:34:22,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:34:22,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:22,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:22,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:34:22,358 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:34:22,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:34:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:34:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:34:22,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:22,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:22,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:34:22,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:22,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-08 19:34:22,538 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-08 19:34:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:34:22,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:22,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:22,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:34:22,542 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:34:22,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:34:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,606 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:34:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:34:22,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:22,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 19:34:22,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-08 19:34:22,664 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-08 19:34:22,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:34:22,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:22,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:22,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:34:22,668 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:34:22,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:34:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,723 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:34:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:22,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:34:22,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:22,739 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:34:22,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 19:34:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:22,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-08 19:34:22,747 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-08 19:34:22,748 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:34:22,748 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-08 19:34:22,758 INFO L729 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2024-11-08 19:34:22,802 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-08 19:34:22,802 INFO L77 FloydHoareUtils]: At program point L56-1(lines 56 59) the Hoare annotation is: true [2024-11-08 19:34:22,803 INFO L77 FloydHoareUtils]: At program point L56-3(lines 56 59) the Hoare annotation is: true [2024-11-08 19:34:22,803 INFO L77 FloydHoareUtils]: At program point L52(lines 52 66) the Hoare annotation is: true [2024-11-08 19:34:22,803 INFO L77 FloydHoareUtils]: At program point L56-4(lines 56 59) the Hoare annotation is: true [2024-11-08 19:34:22,803 INFO L77 FloydHoareUtils]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2024-11-08 19:34:22,804 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-08 19:34:22,804 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-08 19:34:22,804 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-08 19:34:22,804 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:34:22,804 INFO L77 FloydHoareUtils]: At program point L54-1(lines 54 61) the Hoare annotation is: true [2024-11-08 19:34:22,805 INFO L77 FloydHoareUtils]: At program point L54-3(lines 54 61) the Hoare annotation is: true [2024-11-08 19:34:22,805 INFO L77 FloydHoareUtils]: At program point L54-4(lines 52 66) the Hoare annotation is: true [2024-11-08 19:34:22,805 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:34:22,805 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-08 19:34:22,805 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: (bvult |ULTIMATE.start_main_~s~0#1| (_ bv31 32)) [2024-11-08 19:34:22,805 INFO L77 FloydHoareUtils]: At program point L51-1(line 51) the Hoare annotation is: (bvult |ULTIMATE.start_main_~s~0#1| (_ bv31 32)) [2024-11-08 19:34:22,806 INFO L77 FloydHoareUtils]: At program point L51-2(line 51) the Hoare annotation is: (bvult |ULTIMATE.start_main_~s~0#1| (_ bv31 32)) [2024-11-08 19:34:22,806 INFO L77 FloydHoareUtils]: At program point L51-3(line 51) the Hoare annotation is: (bvult |ULTIMATE.start_main_~s~0#1| (_ bv31 32)) [2024-11-08 19:34:22,806 INFO L77 FloydHoareUtils]: At program point L51-4(line 51) the Hoare annotation is: true [2024-11-08 19:34:22,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:34:22 ImpRootNode [2024-11-08 19:34:22,821 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:34:22,828 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:34:22,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:34:22,830 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:34:22,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:21" (3/4) ... [2024-11-08 19:34:22,833 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:34:22,843 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-08 19:34:22,845 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 19:34:22,846 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:34:22,846 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:34:22,959 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:34:22,959 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:34:22,959 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:34:22,960 INFO L158 Benchmark]: Toolchain (without parser) took 2086.49ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 36.1MB in the beginning and 75.4MB in the end (delta: -39.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:22,961 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:22,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.29ms. Allocated memory is still 79.7MB. Free memory was 35.8MB in the beginning and 47.7MB in the end (delta: -11.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-11-08 19:34:22,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.08ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 46.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:22,966 INFO L158 Benchmark]: Boogie Preprocessor took 44.57ms. Allocated memory is still 79.7MB. Free memory was 46.2MB in the beginning and 44.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:22,967 INFO L158 Benchmark]: RCFGBuilder took 606.95ms. Allocated memory is still 79.7MB. Free memory was 44.9MB in the beginning and 54.4MB in the end (delta: -9.5MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2024-11-08 19:34:22,967 INFO L158 Benchmark]: CodeCheck took 917.94ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 28.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 19:34:22,968 INFO L158 Benchmark]: Witness Printer took 131.77ms. Allocated memory is still 102.8MB. Free memory was 80.1MB in the beginning and 75.4MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:34:22,970 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, 20 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 80 IncrementalHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 1 mSDtfsCounter, 80 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 33 SizeOfPredicates, 0 NumberOfNonLiveVariables, 74 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.29ms. Allocated memory is still 79.7MB. Free memory was 35.8MB in the beginning and 47.7MB in the end (delta: -11.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.08ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 46.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.57ms. Allocated memory is still 79.7MB. Free memory was 46.2MB in the beginning and 44.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 606.95ms. Allocated memory is still 79.7MB. Free memory was 44.9MB in the beginning and 54.4MB in the end (delta: -9.5MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * CodeCheck took 917.94ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 28.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 131.77ms. Allocated memory is still 102.8MB. Free memory was 80.1MB in the beginning and 75.4MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:34:23,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fb70eb-99e4-4b5a-aab7-0eb29ff2719a/bin/ukojak-verify-ImItNfHLgk/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