./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/Masse-alloca-3.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_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/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_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/Masse-alloca-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/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_367b2b26-5a89-4ed2-8643-fa1ccec07633/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 c13e2034092894ff121f9f8cdd951780330353a232326853bc1fae9ecd7878c1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:44:04,379 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:44:04,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:44:04,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:44:04,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:44:04,508 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:44:04,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:44:04,512 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:44:04,512 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:44:04,512 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:44:04,512 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:44:04,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:44:04,512 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:44:04,513 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:44:04,513 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:44:04,514 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:44:04,514 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:44:04,514 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:44:04,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:44:04,514 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:44:04,514 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:44:04,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:44:04,514 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:44:04,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:44:04,514 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_367b2b26-5a89-4ed2-8643-fa1ccec07633/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 -> c13e2034092894ff121f9f8cdd951780330353a232326853bc1fae9ecd7878c1 [2024-11-13 22:44:04,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:44:04,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:44:04,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:44:04,850 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:44:04,851 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:44:04,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-memory-alloca/Masse-alloca-3.i Unable to find full path for "g++" [2024-11-13 22:44:06,938 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:44:07,258 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:44:07,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/sv-benchmarks/c/termination-memory-alloca/Masse-alloca-3.i [2024-11-13 22:44:07,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/data/19bb95316/e837469522b94308a9b254ac11797f8a/FLAG7f4e6fc05 [2024-11-13 22:44:07,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/data/19bb95316/e837469522b94308a9b254ac11797f8a [2024-11-13 22:44:07,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:44:07,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:44:07,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:44:07,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:44:07,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:44:07,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:07,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7679475f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07, skipping insertion in model container [2024-11-13 22:44:07,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:07,566 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:44:07,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:44:07,890 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:44:07,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:44:07,958 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:44:07,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07 WrapperNode [2024-11-13 22:44:07,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:44:07,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:44:07,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:44:07,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:44:07,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:07,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,004 INFO L138 Inliner]: procedures = 110, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2024-11-13 22:44:08,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:44:08,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:44:08,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:44:08,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:44:08,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,022 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,028 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:44:08,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:44:08,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:44:08,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:44:08,038 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:07" (1/1) ... [2024-11-13 22:44:08,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:44:08,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:44:08,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:44:08,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:44:08,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:44:08,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:44:08,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:44:08,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:44:08,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:44:08,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:44:08,235 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:44:08,238 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:44:08,391 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 22:44:08,391 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:44:08,426 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:44:08,426 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:44:08,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:44:08 BoogieIcfgContainer [2024-11-13 22:44:08,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:44:08,427 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:44:08,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:44:08,438 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:44:08,438 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:44:08" (1/1) ... [2024-11-13 22:44:08,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:44:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:08,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 22:44:08,494 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 22:44:08,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:44:08,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:08,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:09,046 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 22:44:09,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 22:44:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 22:44:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:44:09,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:09,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:09,426 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 22:44:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 22:44:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 22:44:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:44:09,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:09,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:09,674 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 22:44:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-13 22:44:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-13 22:44:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:44:09,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:09,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:10,172 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 22:44:10,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:10,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-11-13 22:44:10,297 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-13 22:44:10,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:44:10,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:10,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:10,378 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 22:44:10,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:10,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-11-13 22:44:10,468 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-11-13 22:44:10,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:44:10,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:10,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:10,522 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 22:44:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-13 22:44:10,619 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-13 22:44:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:44:10,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:10,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:10,743 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 22:44:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2024-11-13 22:44:10,764 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-13 22:44:10,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:44:10,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:10,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:10,831 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 22:44:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:10,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:44:10,933 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:44:10,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:44:10,934 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-13 22:44:10,944 INFO L729 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-11-13 22:44:11,008 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 552) no Hoare annotation was computed. [2024-11-13 22:44:11,009 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:44:11,009 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 552) no Hoare annotation was computed. [2024-11-13 22:44:11,009 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 554) no Hoare annotation was computed. [2024-11-13 22:44:11,009 INFO L77 FloydHoareUtils]: At program point L554(line 554) the Hoare annotation is: (and (< |ULTIMATE.start_main_#t~mem9#1| 1001) (<= 0 |ULTIMATE.start_main_#t~mem9#1|)) [2024-11-13 22:44:11,010 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:44:11,010 INFO L77 FloydHoareUtils]: At program point L554-1(line 554) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_#t~mem9#1|) (<= |ULTIMATE.start_main_#t~mem9#1| 715827882)) [2024-11-13 22:44:11,010 INFO L77 FloydHoareUtils]: At program point L552(line 552) the Hoare annotation is: (and (< |ULTIMATE.start_main_#t~mem8#1| 1001) (<= 0 |ULTIMATE.start_main_#t~mem8#1|)) [2024-11-13 22:44:11,011 INFO L77 FloydHoareUtils]: At program point L554-2(line 554) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_#t~mem9#1| 715827882)) (<= |ULTIMATE.start_main_#t~mem9#1| 715827882)) [2024-11-13 22:44:11,011 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 554) no Hoare annotation was computed. [2024-11-13 22:44:11,011 INFO L77 FloydHoareUtils]: At program point L552-1(line 552) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_#t~mem8#1|) (<= |ULTIMATE.start_main_#t~mem8#1| 1073741824)) [2024-11-13 22:44:11,012 INFO L77 FloydHoareUtils]: At program point L554-3(line 554) the Hoare annotation is: (<= 0 (+ |ULTIMATE.start_main_#t~mem9#1| 715827882)) [2024-11-13 22:44:11,012 INFO L77 FloydHoareUtils]: At program point L552-2(line 552) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_#t~mem8#1|) (<= |ULTIMATE.start_main_#t~mem8#1| 1073741824)) [2024-11-13 22:44:11,012 INFO L77 FloydHoareUtils]: At program point L552-3(line 552) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_#t~mem8#1|) [2024-11-13 22:44:11,013 INFO L77 FloydHoareUtils]: At program point L550-3(lines 550 556) the Hoare annotation is: (let ((.cse0 (not |ULTIMATE.start_main_#t~short6#1|)) (.cse1 (select (select |#memory_int| |ULTIMATE.start_main_~x~0#1.base|) |ULTIMATE.start_main_~x~0#1.offset|))) (and (or .cse0 (< .cse1 1001)) (or .cse0 (< 0 (+ .cse1 1))))) [2024-11-13 22:44:11,013 INFO L77 FloydHoareUtils]: At program point L550-5(lines 550 556) the Hoare annotation is: true [2024-11-13 22:44:11,013 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 552) no Hoare annotation was computed. [2024-11-13 22:44:11,014 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 552) no Hoare annotation was computed. [2024-11-13 22:44:11,014 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 554) no Hoare annotation was computed. [2024-11-13 22:44:11,014 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 554) no Hoare annotation was computed. [2024-11-13 22:44:11,015 INFO L77 FloydHoareUtils]: At program point L551(lines 551 555) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~x~0#1.base|) |ULTIMATE.start_main_~x~0#1.offset|))) (and (<= 0 .cse0) (< .cse0 1001))) [2024-11-13 22:44:11,015 INFO L77 FloydHoareUtils]: At program point L551-2(lines 550 556) the Hoare annotation is: true [2024-11-13 22:44:11,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:44:11 ImpRootNode [2024-11-13 22:44:11,024 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:44:11,024 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:44:11,024 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:44:11,024 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:44:11,025 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:44:08" (3/4) ... [2024-11-13 22:44:11,027 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:44:11,032 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 22:44:11,033 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 22:44:11,033 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 22:44:11,033 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 22:44:11,103 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:44:11,103 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:44:11,103 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:44:11,104 INFO L158 Benchmark]: Toolchain (without parser) took 3591.90ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 44.1MB in the end (delta: 48.0MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2024-11-13 22:44:11,104 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:44:11,105 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.55ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 76.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:44:11,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.15ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:44:11,105 INFO L158 Benchmark]: Boogie Preprocessor took 28.57ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 73.9MB in the end (delta: 761.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:44:11,105 INFO L158 Benchmark]: RCFGBuilder took 391.00ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 62.0MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:44:11,106 INFO L158 Benchmark]: CodeCheck took 2596.20ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 48.6MB in the end (delta: 13.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-13 22:44:11,106 INFO L158 Benchmark]: Witness Printer took 79.13ms. Allocated memory is still 117.4MB. Free memory was 48.6MB in the beginning and 44.1MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:44:11,110 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, 22 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 135 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 88 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 141 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 437 IncrementalHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 141 mSolverCounterUnsat, 16 mSDtfsCounter, 437 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 392 GetRequests, 351 SyntacticMatches, 5 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 161 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.55ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 76.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.15ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.57ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 73.9MB in the end (delta: 761.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 391.00ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 62.0MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2596.20ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 48.6MB in the end (delta: 13.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Witness Printer took 79.13ms. Allocated memory is still 117.4MB. Free memory was 48.6MB in the beginning and 44.1MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:44:11,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_367b2b26-5a89-4ed2-8643-fa1ccec07633/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