./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/rlim_exit.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/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_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_exit.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d77357c243d95f35d00bc89e7fc23b91d82935f320cfab6cb2f6a7d192f5b03f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:43:34,906 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:43:34,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:43:35,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:43:35,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:43:35,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:43:35,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:43:35,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:43:35,038 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:43:35,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:43:35,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:43:35,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:43:35,042 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:43:35,042 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:43:35,043 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:43:35,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:43:35,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:43:35,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:43:35,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:43:35,044 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:43:35,048 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:43:35,049 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:43:35,051 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:43:35,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:43:35,051 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:43:35,052 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:43:35,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:43:35,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:43:35,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:43:35,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:35,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:43:35,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:43:35,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:43:35,058 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:43:35,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:43:35,059 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_698b7edc-420a-45c4-b250-8bd75ca79df5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d77357c243d95f35d00bc89e7fc23b91d82935f320cfab6cb2f6a7d192f5b03f [2024-11-09 00:43:35,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:43:35,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:43:35,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:43:35,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:43:35,380 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:43:35,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/rlim_exit.c Unable to find full path for "g++" [2024-11-09 00:43:37,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:43:37,532 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:43:37,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/sv-benchmarks/c/float-benchs/rlim_exit.c [2024-11-09 00:43:37,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/data/f279ac155/a89c95a97e2f4acfbbaf1bcb5f5a80da/FLAGe9923fcd6 [2024-11-09 00:43:37,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/data/f279ac155/a89c95a97e2f4acfbbaf1bcb5f5a80da [2024-11-09 00:43:37,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:43:37,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:43:37,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:37,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:43:37,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:43:37,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:37" (1/1) ... [2024-11-09 00:43:37,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12839ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:37, skipping insertion in model container [2024-11-09 00:43:37,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:37" (1/1) ... [2024-11-09 00:43:37,927 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:43:38,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:38,187 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:43:38,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:38,226 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:43:38,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38 WrapperNode [2024-11-09 00:43:38,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:38,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:38,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:43:38,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:43:38,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,262 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-11-09 00:43:38,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:38,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:43:38,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:43:38,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:43:38,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:43:38,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:43:38,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:43:38,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:43:38,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:38,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:43:38,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:43:38,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:43:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:43:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:43:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:43:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:43:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:43:38,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:43:38,442 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:43:38,445 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:43:38,620 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 00:43:38,624 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:43:38,694 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:43:38,694 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:43:38,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:38 BoogieIcfgContainer [2024-11-09 00:43:38,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:43:38,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:43:38,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:43:38,706 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:43:38,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:38" (1/1) ... [2024-11-09 00:43:38,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:43:38,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-09 00:43:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-09 00:43:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:43:38,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:38,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:39,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:43:39,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:39,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-09 00:43:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-09 00:43:39,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:43:39,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:39,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:39,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:43:39,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:39,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-09 00:43:39,245 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-09 00:43:39,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:43:39,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:39,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:39,547 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:43:39,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:39,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-11-09 00:43:39,744 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-09 00:43:39,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:43:39,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:39,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 00:43:40,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:40,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 33 transitions. [2024-11-09 00:43:40,138 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-09 00:43:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 00:43:40,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:40,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:40,330 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-09 00:43:40,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 19 states and 22 transitions. [2024-11-09 00:43:40,435 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-09 00:43:40,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:43:40,436 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-09 00:43:40,445 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-09 00:43:40,506 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) the Hoare annotation is: true [2024-11-09 00:43:40,507 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:43:40,507 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 99999) [2024-11-09 00:43:40,507 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: true [2024-11-09 00:43:40,507 INFO L77 FloydHoareUtils]: At program point L19-1(lines 19 31) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 99999) [2024-11-09 00:43:40,508 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-09 00:43:40,508 INFO L77 FloydHoareUtils]: At program point L19-4(line 19) the Hoare annotation is: true [2024-11-09 00:43:40,508 INFO L77 FloydHoareUtils]: At program point L19-5(lines 19 31) the Hoare annotation is: true [2024-11-09 00:43:40,508 INFO L77 FloydHoareUtils]: At program point L19-6(lines 19 31) the Hoare annotation is: true [2024-11-09 00:43:40,509 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:43:40,509 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) the Hoare annotation is: true [2024-11-09 00:43:40,509 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: true [2024-11-09 00:43:40,509 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 7 9) the Hoare annotation is: true [2024-11-09 00:43:40,509 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 7 9) the Hoare annotation is: true [2024-11-09 00:43:40,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:43:40 ImpRootNode [2024-11-09 00:43:40,526 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:43:40,527 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:43:40,527 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:43:40,527 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:43:40,528 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:38" (3/4) ... [2024-11-09 00:43:40,530 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:43:40,534 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 00:43:40,538 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-09 00:43:40,538 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-09 00:43:40,538 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:43:40,539 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:43:40,642 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:43:40,642 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:43:40,642 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:43:40,643 INFO L158 Benchmark]: Toolchain (without parser) took 2751.03ms. Allocated memory was 169.9MB in the beginning and 257.9MB in the end (delta: 88.1MB). Free memory was 127.1MB in the beginning and 172.0MB in the end (delta: -44.9MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,644 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 169.9MB. Free memory is still 141.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:43:40,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.29ms. Allocated memory is still 169.9MB. Free memory was 127.1MB in the beginning and 114.4MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.26ms. Allocated memory is still 169.9MB. Free memory was 114.4MB in the beginning and 113.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,646 INFO L158 Benchmark]: Boogie Preprocessor took 35.91ms. Allocated memory is still 169.9MB. Free memory was 113.1MB in the beginning and 111.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,647 INFO L158 Benchmark]: RCFGBuilder took 394.20ms. Allocated memory is still 169.9MB. Free memory was 111.7MB in the beginning and 99.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,647 INFO L158 Benchmark]: CodeCheck took 1830.63ms. Allocated memory was 169.9MB in the beginning and 257.9MB in the end (delta: 88.1MB). Free memory was 99.1MB in the beginning and 176.2MB in the end (delta: -77.1MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,648 INFO L158 Benchmark]: Witness Printer took 115.91ms. Allocated memory is still 257.9MB. Free memory was 176.2MB in the beginning and 172.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:43:40,654 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 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 129 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 50 mSDsluCounter, 70 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 95 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 290 IncrementalHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 95 mSolverCounterUnsat, 70 mSDtfsCounter, 290 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 645 GetRequests, 605 SyntacticMatches, 14 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 71/90 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: 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 0.25ms. Allocated memory is still 169.9MB. Free memory is still 141.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.29ms. Allocated memory is still 169.9MB. Free memory was 127.1MB in the beginning and 114.4MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.26ms. Allocated memory is still 169.9MB. Free memory was 114.4MB in the beginning and 113.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.91ms. Allocated memory is still 169.9MB. Free memory was 113.1MB in the beginning and 111.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 394.20ms. Allocated memory is still 169.9MB. Free memory was 111.7MB in the beginning and 99.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 1830.63ms. Allocated memory was 169.9MB in the beginning and 257.9MB in the end (delta: 88.1MB). Free memory was 99.1MB in the beginning and 176.2MB in the end (delta: -77.1MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Witness Printer took 115.91ms. Allocated memory is still 257.9MB. Free memory was 176.2MB in the beginning and 172.0MB 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! [2024-11-09 00:43:40,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_698b7edc-420a-45c4-b250-8bd75ca79df5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE