./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-15/cstrchr_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-15/cstrchr_reverse_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c2261b8075e5a5018e09c71b2ef98f1a55d20ac7ba7a361137d9c5ebaba61150 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:36:53,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:36:53,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:36:53,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:36:53,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:36:53,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:36:53,611 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:36:53,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:36:53,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:36:53,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:36:53,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:36:53,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:36:53,620 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:36:53,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:36:53,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:36:53,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:36:53,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:36:53,624 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:36:53,624 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:36:53,625 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:36:53,625 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:36:53,629 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:36:53,630 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:36:53,630 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:36:53,630 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:36:53,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:36:53,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:36:53,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:36:53,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:36:53,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:36:53,637 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:36:53,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:36:53,638 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2261b8075e5a5018e09c71b2ef98f1a55d20ac7ba7a361137d9c5ebaba61150 [2024-11-08 22:36:54,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:36:54,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:36:54,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:36:54,067 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:36:54,067 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:36:54,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-15/cstrchr_reverse_alloca.i Unable to find full path for "g++" [2024-11-08 22:36:56,260 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:36:56,502 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:36:56,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/sv-benchmarks/c/termination-15/cstrchr_reverse_alloca.i [2024-11-08 22:36:56,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/data/4f1a22853/7bf9f169af3845b59f78ca58ef9b07d6/FLAG4147aabb9 [2024-11-08 22:36:56,531 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/data/4f1a22853/7bf9f169af3845b59f78ca58ef9b07d6 [2024-11-08 22:36:56,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:36:56,536 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:36:56,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:36:56,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:36:56,543 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:36:56,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:36:56" (1/1) ... [2024-11-08 22:36:56,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1595375e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:56, skipping insertion in model container [2024-11-08 22:36:56,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:36:56" (1/1) ... [2024-11-08 22:36:56,586 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:36:56,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:36:57,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:36:57,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:36:57,108 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:36:57,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57 WrapperNode [2024-11-08 22:36:57,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:36:57,110 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:36:57,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:36:57,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:36:57,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,157 INFO L138 Inliner]: procedures = 152, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2024-11-08 22:36:57,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:36:57,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:36:57,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:36:57,161 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:36:57,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,193 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,197 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:36:57,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:36:57,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:36:57,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:36:57,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:36:57,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:36:57,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:36:57,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:36:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:36:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:36:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:36:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:36:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:36:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:36:57,351 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:36:57,353 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:36:57,513 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 22:36:57,513 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:36:57,597 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:36:57,597 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:36:57,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:57 BoogieIcfgContainer [2024-11-08 22:36:57,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:36:57,599 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:36:57,599 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:36:57,610 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:36:57,610 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:57" (1/1) ... [2024-11-08 22:36:57,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:36:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:57,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2024-11-08 22:36:57,693 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2024-11-08 22:36:57,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:36:57,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:57,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:57,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:36:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 22:36:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 22:36:57,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:36:57,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:57,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:58,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:36:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:36:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:36:58,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:36:58,143 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-08 22:36:58,153 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-08 22:36:58,174 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 377) no Hoare annotation was computed. [2024-11-08 22:36:58,175 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:36:58,175 INFO L77 FloydHoareUtils]: At program point L366-3(lines 366 367) the Hoare annotation is: true [2024-11-08 22:36:58,175 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:36:58,175 INFO L77 FloydHoareUtils]: At program point L366-5(lines 366 367) the Hoare annotation is: true [2024-11-08 22:36:58,176 INFO L77 FloydHoareUtils]: At program point L366-6(lines 366 367) the Hoare annotation is: true [2024-11-08 22:36:58,176 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 377) no Hoare annotation was computed. [2024-11-08 22:36:58,177 INFO L77 FloydHoareUtils]: At program point L377(line 377) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~length~0#1|) (< |ULTIMATE.start_main_~length~0#1| 2147483648)) [2024-11-08 22:36:58,177 INFO L77 FloydHoareUtils]: At program point L377-1(line 377) the Hoare annotation is: (< |ULTIMATE.start_main_~length~0#1| 2147483648) [2024-11-08 22:36:58,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:36:58 ImpRootNode [2024-11-08 22:36:58,190 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:36:58,191 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:36:58,191 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:36:58,191 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:36:58,193 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:57" (3/4) ... [2024-11-08 22:36:58,195 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:36:58,209 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-08 22:36:58,210 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:36:58,211 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:36:58,211 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:36:58,324 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:36:58,324 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:36:58,324 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:36:58,325 INFO L158 Benchmark]: Toolchain (without parser) took 1789.65ms. Allocated memory is still 167.8MB. Free memory was 128.5MB in the beginning and 112.9MB in the end (delta: 15.6MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-11-08 22:36:58,326 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 102.8MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:36:58,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.78ms. Allocated memory is still 167.8MB. Free memory was 128.5MB in the beginning and 108.3MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 22:36:58,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.74ms. Allocated memory is still 167.8MB. Free memory was 108.3MB in the beginning and 106.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:36:58,327 INFO L158 Benchmark]: Boogie Preprocessor took 36.22ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:36:58,327 INFO L158 Benchmark]: RCFGBuilder took 400.53ms. Allocated memory is still 167.8MB. Free memory was 105.0MB in the beginning and 136.5MB in the end (delta: -31.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-11-08 22:36:58,328 INFO L158 Benchmark]: CodeCheck took 591.38ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 117.1MB in the end (delta: 19.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-08 22:36:58,328 INFO L158 Benchmark]: Witness Printer took 133.77ms. Allocated memory is still 167.8MB. Free memory was 117.1MB in the beginning and 112.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:36:58,331 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, 9 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 0 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 - PositiveResult [Line: 377]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 377]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 102.8MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.78ms. Allocated memory is still 167.8MB. Free memory was 128.5MB in the beginning and 108.3MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.74ms. Allocated memory is still 167.8MB. Free memory was 108.3MB in the beginning and 106.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.22ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 400.53ms. Allocated memory is still 167.8MB. Free memory was 105.0MB in the beginning and 136.5MB in the end (delta: -31.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * CodeCheck took 591.38ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 117.1MB in the end (delta: 19.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Witness Printer took 133.77ms. Allocated memory is still 167.8MB. Free memory was 117.1MB in the beginning and 112.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:36:58,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce39af5b-ebee-43b0-aeff-b84b5978cb49/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE