./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/modulus-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 20:42:34,585 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:42:34,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:42:34,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:42:34,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:42:34,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:42:34,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:42:34,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:42:34,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:42:34,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:42:34,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:42:34,717 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:42:34,718 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:42:34,718 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:42:34,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:42:34,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:42:34,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:42:34,718 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:42:34,718 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:42:34,718 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:42:34,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:42:34,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:34,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:42:34,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:42:34,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:42:34,719 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:42:34,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:42:34,719 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 20:42:35,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:42:35,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:42:35,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:42:35,046 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:42:35,046 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:42:35,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/bitvector/modulus-2.i Unable to find full path for "g++" [2024-11-13 20:42:37,007 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:42:37,312 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:42:37,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/sv-benchmarks/c/bitvector/modulus-2.i [2024-11-13 20:42:37,321 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/data/b45630ef3/96b72692f5714c8bac44bf137e787d41/FLAG3e8d9cb88 [2024-11-13 20:42:37,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/data/b45630ef3/96b72692f5714c8bac44bf137e787d41 [2024-11-13 20:42:37,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:42:37,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:42:37,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:37,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:42:37,346 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:42:37,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2161f81f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37, skipping insertion in model container [2024-11-13 20:42:37,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,364 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:42:37,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:37,528 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:42:37,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:37,558 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:42:37,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37 WrapperNode [2024-11-13 20:42:37,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:37,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:37,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:42:37,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:42:37,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,597 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-11-13 20:42:37,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:37,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:42:37,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:42:37,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:42:37,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,614 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,615 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,616 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,617 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:42:37,618 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:42:37,618 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:42:37,618 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:42:37,619 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:37" (1/1) ... [2024-11-13 20:42:37,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:37,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:42:37,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:42:37,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:42:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:42:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:42:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:42:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:42:37,769 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:42:37,771 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:42:37,988 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 20:42:37,988 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:42:38,111 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:42:38,112 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:42:38,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:38 BoogieIcfgContainer [2024-11-13 20:42:38,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:42:38,113 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:42:38,113 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:42:38,129 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:42:38,129 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:38" (1/1) ... [2024-11-13 20:42:38,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:42:38,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:38,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 20:42:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 20:42:38,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 20:42:38,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:38,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:38,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:42:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:42:38,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:42:38,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:38,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:38,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:38,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 20:42:38,648 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 20:42:38,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:42:38,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:38,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:38,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:42:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:38,709 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:42:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:38,730 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 20:42:38,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:42:38 ImpRootNode [2024-11-13 20:42:38,752 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:42:38,754 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:42:38,754 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:42:38,754 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:42:38,755 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:38" (3/4) ... [2024-11-13 20:42:38,757 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:42:38,757 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:42:38,758 INFO L158 Benchmark]: Toolchain (without parser) took 1418.68ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 40.7MB in the end (delta: 51.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 20:42:38,759 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:38,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.60ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:42:38,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.01ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:38,760 INFO L158 Benchmark]: Boogie Preprocessor took 19.60ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.7MB in the end (delta: 714.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:38,760 INFO L158 Benchmark]: RCFGBuilder took 494.16ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 61.1MB in the end (delta: 18.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:42:38,761 INFO L158 Benchmark]: CodeCheck took 639.57ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 40.7MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:42:38,761 INFO L158 Benchmark]: Witness Printer took 3.89ms. Allocated memory is still 117.4MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:38,764 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, 16 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s 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 0.44ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.60ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.01ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.60ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.7MB in the end (delta: 714.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 494.16ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 61.1MB in the end (delta: 18.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 639.57ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 40.7MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.89ms. Allocated memory is still 117.4MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:42:38,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/modulus-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 20:42:41,623 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:42:41,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 20:42:41,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:42:41,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:42:41,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:42:41,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:42:41,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:42:41,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:42:41,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:42:41,811 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:42:41,812 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:42:41,812 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:42:41,812 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:42:41,812 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:42:41,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:42:41,812 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:42:41,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:42:41,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:42:41,814 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:42:41,815 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:41,815 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:42:41,815 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:42:41,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:41,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:42:41,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:42:41,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:42:41,816 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:42:41,816 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:41,816 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:42:41,816 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 20:42:42,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:42:42,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:42:42,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:42:42,165 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:42:42,165 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:42:42,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/bitvector/modulus-2.i Unable to find full path for "g++" [2024-11-13 20:42:44,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:42:44,497 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:42:44,497 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/sv-benchmarks/c/bitvector/modulus-2.i [2024-11-13 20:42:44,507 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/data/177556f59/fafd33c7e0694fd7935aefe8a66810bb/FLAG0eea3f82a [2024-11-13 20:42:44,534 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/data/177556f59/fafd33c7e0694fd7935aefe8a66810bb [2024-11-13 20:42:44,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:42:44,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:42:44,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:44,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:42:44,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:42:44,548 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17fde6d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44, skipping insertion in model container [2024-11-13 20:42:44,549 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,568 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:42:44,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:44,789 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:42:44,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:44,835 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:42:44,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44 WrapperNode [2024-11-13 20:42:44,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:44,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:44,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:42:44,838 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:42:44,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,853 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,878 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-13 20:42:44,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:44,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:42:44,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:42:44,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:42:44,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,903 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:42:44,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:42:44,921 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:42:44,922 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:42:44,923 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:44" (1/1) ... [2024-11-13 20:42:44,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:44,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:42:44,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:42:44,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:42:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:42:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:42:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:42:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:42:45,096 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:42:45,098 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:42:45,361 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 20:42:45,361 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:42:45,487 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:42:45,487 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:42:45,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:45 BoogieIcfgContainer [2024-11-13 20:42:45,488 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:42:45,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:42:45,489 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:42:45,501 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:42:45,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:45" (1/1) ... [2024-11-13 20:42:45,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:42:45,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:45,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 20:42:45,574 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 20:42:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 20:42:45,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:45,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:45,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:45,583 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:45,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:42:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:45,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:42:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:45,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:42:45,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:45,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:45,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:42:45,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:45,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:42:45,754 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:42:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:42:45,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:45,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:45,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:45,756 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:45,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:42:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:45,809 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:42:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:45,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:42:45,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:45,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:45,861 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:42:45,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:42:45,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:45,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 20:42:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 20:42:45,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:42:45,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:45,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:45,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:45,908 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:45,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:42:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:45,964 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:42:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:45,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:42:45,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:46,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:46,015 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:42:46,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:42:46,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:46,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 20:42:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 20:42:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:42:46,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:46,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:46,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:46,100 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:46,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:42:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:46,165 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:42:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:46,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:42:46,182 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:46,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:46,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 20:42:46,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:46,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 20:42:46,225 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 20:42:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:42:46,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:46,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:46,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:46,228 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:46,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:42:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:46,287 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:42:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:46,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:42:46,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:46,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 20:42:46,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:46,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-11-13 20:42:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-11-13 20:42:46,314 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:42:46,314 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-13 20:42:46,324 INFO L729 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2024-11-13 20:42:46,361 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-13 20:42:46,362 INFO L77 FloydHoareUtils]: At program point L56-2(lines 56 59) the Hoare annotation is: true [2024-11-13 20:42:46,362 INFO L77 FloydHoareUtils]: At program point L52(lines 52 66) the Hoare annotation is: true [2024-11-13 20:42:46,362 INFO L77 FloydHoareUtils]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2024-11-13 20:42:46,362 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-13 20:42:46,362 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-13 20:42:46,363 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-13 20:42:46,363 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:42:46,363 INFO L77 FloydHoareUtils]: At program point L54-2(lines 54 61) the Hoare annotation is: true [2024-11-13 20:42:46,363 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:42:46,363 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2024-11-13 20:42:46,363 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: (bvult |ULTIMATE.start_main_~s~0#1| (_ bv31 32)) [2024-11-13 20:42:46,363 INFO L77 FloydHoareUtils]: At program point L51-1(line 51) the Hoare annotation is: (bvult |ULTIMATE.start_main_~s~0#1| (_ bv31 32)) [2024-11-13 20:42:46,363 INFO L77 FloydHoareUtils]: At program point L51-2(line 51) the Hoare annotation is: (bvult |ULTIMATE.start_main_~s~0#1| (_ bv31 32)) [2024-11-13 20:42:46,363 INFO L77 FloydHoareUtils]: At program point L51-3(line 51) the Hoare annotation is: (bvult |ULTIMATE.start_main_~s~0#1| (_ bv31 32)) [2024-11-13 20:42:46,364 INFO L77 FloydHoareUtils]: At program point L51-4(line 51) the Hoare annotation is: true [2024-11-13 20:42:46,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:42:46 ImpRootNode [2024-11-13 20:42:46,371 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:42:46,372 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:42:46,372 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:42:46,372 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:42:46,373 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:45" (3/4) ... [2024-11-13 20:42:46,376 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:42:46,382 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 20:42:46,383 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 20:42:46,384 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:42:46,384 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:42:46,469 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:42:46,469 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:42:46,469 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:42:46,472 INFO L158 Benchmark]: Toolchain (without parser) took 1930.06ms. Allocated memory is still 83.9MB. Free memory was 61.1MB in the beginning and 43.7MB in the end (delta: 17.4MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-11-13 20:42:46,472 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:46,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.16ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 49.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:42:46,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.04ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 48.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:46,473 INFO L158 Benchmark]: Boogie Preprocessor took 38.53ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 47.4MB in the end (delta: 904.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:46,474 INFO L158 Benchmark]: RCFGBuilder took 569.91ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 32.6MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:42:46,474 INFO L158 Benchmark]: CodeCheck took 882.44ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 48.6MB in the end (delta: -16.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:46,474 INFO L158 Benchmark]: Witness Printer took 97.07ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 43.7MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:46,480 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, 16 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, 0.2s 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 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.16ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 49.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.04ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 48.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.53ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 47.4MB in the end (delta: 904.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 569.91ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 32.6MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 882.44ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 48.6MB in the end (delta: -16.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 97.07ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 43.7MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:42:46,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caffc02b-d827-4865-ae40-72d621c726a1/bin/ukojak-verify-EEHR8qb7sm/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