./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-15/cstrpbrk_diffterm_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/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_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-15/cstrpbrk_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/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 64bit --witnessprinter.graph.data.programhash 4b11c9964533b446d4a410c2e05b424a11d24fa8de6ca154a41c04142b1e6007 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:40:08,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:40:08,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:40:08,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:40:08,740 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:40:08,763 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:40:08,764 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:40:08,765 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:40:08,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:40:08,765 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:40:08,765 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:40:08,766 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:40:08,766 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:40:08,766 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:40:08,766 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:40:08,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:40:08,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:40:08,767 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:40:08,767 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:40:08,767 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:40:08,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:40:08,767 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:40:08,767 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:40:08,768 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:40:08,768 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:40:08,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:40:08,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:40:08,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:40:08,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:40:08,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:40:08,769 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:40:08,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:40:08,769 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_0928de66-b3a5-4caa-998b-03413f9cb2be/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b11c9964533b446d4a410c2e05b424a11d24fa8de6ca154a41c04142b1e6007 [2024-11-13 20:40:09,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:40:09,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:40:09,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:40:09,109 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:40:09,110 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:40:09,111 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-15/cstrpbrk_diffterm_alloca.i Unable to find full path for "g++" [2024-11-13 20:40:11,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:40:11,563 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:40:11,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/sv-benchmarks/c/termination-15/cstrpbrk_diffterm_alloca.i [2024-11-13 20:40:11,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/data/999c70acd/1d931f4a252040e599c862e25c65e968/FLAGab501d0d9 [2024-11-13 20:40:11,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/data/999c70acd/1d931f4a252040e599c862e25c65e968 [2024-11-13 20:40:11,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:40:11,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:40:11,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:40:11,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:40:11,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:40:11,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:40:11" (1/1) ... [2024-11-13 20:40:11,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55d78a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:11, skipping insertion in model container [2024-11-13 20:40:11,780 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:40:11" (1/1) ... [2024-11-13 20:40:11,821 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:40:12,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:40:12,291 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:40:12,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:40:12,397 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:40:12,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12 WrapperNode [2024-11-13 20:40:12,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:40:12,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:40:12,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:40:12,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:40:12,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,458 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-11-13 20:40:12,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:40:12,461 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:40:12,461 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:40:12,461 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:40:12,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,497 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:40:12,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:40:12,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:40:12,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:40:12,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:12" (1/1) ... [2024-11-13 20:40:12,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:40:12,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:40:12,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:40:12,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:40:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:40:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:40:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:40:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:40:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:40:12,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:40:12,708 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:40:12,710 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:40:12,953 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-13 20:40:12,953 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:40:13,030 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:40:13,030 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:40:13,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:40:13 BoogieIcfgContainer [2024-11-13 20:40:13,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:40:13,032 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:40:13,032 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:40:13,042 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:40:13,042 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:40:13" (1/1) ... [2024-11-13 20:40:13,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:40:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:13,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 20:40:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 20:40:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 20:40:13,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:13,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:13,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:13,326 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 20:40:13,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 20:40:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 20:40:13,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:40:13,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:13,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:13,490 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 20:40:13,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:13,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 20:40:13,567 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 20:40:13,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:40:13,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:13,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:13,657 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 20:40:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 20:40:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 20:40:13,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:40:13,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:13,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:13,971 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 20:40:14,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:14,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 20:40:14,321 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 20:40:14,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:40:14,321 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 20:40:14,339 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-13 20:40:14,385 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 391) no Hoare annotation was computed. [2024-11-13 20:40:14,385 INFO L77 FloydHoareUtils]: At program point L374(lines 374 375) the Hoare annotation is: true [2024-11-13 20:40:14,386 INFO L77 FloydHoareUtils]: At program point L391(line 391) the Hoare annotation is: (and (< |ULTIMATE.start_main_~length2~0#1| 2147483648) (<= 1 |ULTIMATE.start_main_~length2~0#1|)) [2024-11-13 20:40:14,386 INFO L77 FloydHoareUtils]: At program point L391-1(line 391) the Hoare annotation is: (< |ULTIMATE.start_main_~length2~0#1| 2147483648) [2024-11-13 20:40:14,386 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 390) no Hoare annotation was computed. [2024-11-13 20:40:14,386 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 390) no Hoare annotation was computed. [2024-11-13 20:40:14,387 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:40:14,387 INFO L77 FloydHoareUtils]: At program point cstrpbrk_returnLabel#1(lines 364 378) the Hoare annotation is: true [2024-11-13 20:40:14,387 INFO L77 FloydHoareUtils]: At program point L372-3(lines 372 373) the Hoare annotation is: true [2024-11-13 20:40:14,387 INFO L77 FloydHoareUtils]: At program point L372-5(lines 372 373) the Hoare annotation is: true [2024-11-13 20:40:14,387 INFO L77 FloydHoareUtils]: At program point L372-6(lines 372 373) the Hoare annotation is: true [2024-11-13 20:40:14,387 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:40:14,387 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 391) no Hoare annotation was computed. [2024-11-13 20:40:14,387 INFO L77 FloydHoareUtils]: At program point L369-1(lines 369 376) the Hoare annotation is: true [2024-11-13 20:40:14,388 INFO L77 FloydHoareUtils]: At program point L369-3(lines 369 376) the Hoare annotation is: true [2024-11-13 20:40:14,388 INFO L77 FloydHoareUtils]: At program point L369-4(lines 369 376) the Hoare annotation is: true [2024-11-13 20:40:14,388 INFO L77 FloydHoareUtils]: At program point L390(line 390) the Hoare annotation is: (and (< |ULTIMATE.start_main_~length2~0#1| 2147483648) (< |ULTIMATE.start_main_~length1~0#1| 2147483648) (<= 1 |ULTIMATE.start_main_~length1~0#1|) (<= 1 |ULTIMATE.start_main_~length2~0#1|)) [2024-11-13 20:40:14,388 INFO L77 FloydHoareUtils]: At program point L390-1(line 390) the Hoare annotation is: (and (< |ULTIMATE.start_main_~length2~0#1| 2147483648) (< |ULTIMATE.start_main_~length1~0#1| 2147483648) (<= 1 |ULTIMATE.start_main_~length2~0#1|)) [2024-11-13 20:40:14,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:40:14 ImpRootNode [2024-11-13 20:40:14,400 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:40:14,401 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:40:14,401 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:40:14,402 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:40:14,403 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:40:13" (3/4) ... [2024-11-13 20:40:14,406 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:40:14,415 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 20:40:14,416 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 20:40:14,416 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 20:40:14,416 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:40:14,526 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:40:14,527 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:40:14,527 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:40:14,530 INFO L158 Benchmark]: Toolchain (without parser) took 2764.97ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 48.8MB in the end (delta: 42.9MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2024-11-13 20:40:14,531 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 75.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:40:14,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 633.16ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 73.2MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:40:14,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.55ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 71.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:40:14,533 INFO L158 Benchmark]: Boogie Preprocessor took 42.10ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 70.7MB in the end (delta: 988.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:40:14,533 INFO L158 Benchmark]: RCFGBuilder took 527.53ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 55.5MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:40:14,533 INFO L158 Benchmark]: CodeCheck took 1368.02ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 53.5MB in the end (delta: 2.0MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-13 20:40:14,534 INFO L158 Benchmark]: Witness Printer took 126.27ms. Allocated memory is still 117.4MB. Free memory was 53.5MB in the beginning and 48.8MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:40:14,536 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, 18 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 96 IncrementalHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 0 mSDtfsCounter, 96 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 30 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 390]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 390]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 391]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 391]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 75.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 633.16ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 73.2MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.55ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 71.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.10ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 70.7MB in the end (delta: 988.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 527.53ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 55.5MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1368.02ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 53.5MB in the end (delta: 2.0MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Witness Printer took 126.27ms. Allocated memory is still 117.4MB. Free memory was 53.5MB in the beginning and 48.8MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:40:14,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0928de66-b3a5-4caa-998b-03413f9cb2be/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 Writing output log to file Ultimate.log Result: TRUE